GEN-PROBE INCORPORATED Patent applications |
Patent application number | Title | Published |
20160136600 | EVAPORATION-CONTROLLING CONTAINER INSERTS - An apparatus configured for mixing the contents of one or more fluid containers includes a fluid container support platform configured to hold one or more fluid containers. The fluid container support platform is configured to index the container to one or more specified locations and to be moved in an orbital path about an orbital center independently of the rotation about the central axis of rotation. The apparatus further includes an indexing drive system configured to effect indexing movement of the container support platform and a vortex drive system configured to effect powered orbital movement of the container support platform about the orbital center. An evaporation limiting insert placed within containers reduces exposure of the fluid contents of the container to atmospheric air, thereby reducing susceptibility of the fluid contents to evaporation. | 05-19-2016 |
20160124005 | SYSTEM FOR PERFORMING A MAGNETIC SEPARATION PROCEDURE - A system for separating an analyte from other components of a sample includes a receptacle holding station and a magnetic separation station. The receptacle holding station includes one or more stationary, permanent magnets positioned to apply a magnetic field to the contents of a receptacle held stationary within the receptacle holding station. The magnetic separation station includes one or more permanent magnets and is configured to perform a magnetic separation procedure on the contents of a receptacle transported from the receptacle holding station to the magnetic separation station. The magnetic separation procedure includes isolating an analyte immobilized on a magnetically-responsive solid support within the receptacle and removing other components of the sample from the receptacle. The magnetic separation station is configured to provide relative movement between the receptacle and the one or more permanent magnets after the receptacle is transported to the magnetic separation station. | 05-05-2016 |
20160077118 | AUTOMATED SAMPLE HANDLING INSTRUMENTATION, SYSTEMS, PROCESSES, AND METHODS - The present invention provides a processing station for automatically processing a biological sample, a system for automated real-time inventory control of consumables within a biological sample handling or assay instrument, a high throughput random access automated instrument for processing biological samples, an automated instrument for processing or analysis of a sample, and processes for automated mucoid detection and elimination. Methods of using the disclosed instruments, mucoid detection processes, and systems to process and/or analyze samples are also disclosed. | 03-17-2016 |
20160060680 | METHOD FOR ANALYZING PLURALITY OF SAMPLES - A diagnostic system performs a first nucleic acid amplification reaction and a second, different nucleic acid amplification reaction. The diagnostic system includes a compartment configured to store at least a first bulk reagent container comprising a first bulk reagent for performing a sample preparation process, and a second bulk reagent container comprising a second bulk reagent for performing the first reaction. The system including a compartment configured to store at least one unit-dose pack comprising a plurality of unit-dose reagents for performing the second reaction. The diagnostic system is configured to perform the sample preparation process using the first bulk reagent on each of a plurality of samples provided to the diagnostic system. The system is configured to perform the first reaction using the second bulk reagent on a first sample subset, and perform the second reaction using the plurality of first unit-dose reagents on a second sample subset. | 03-03-2016 |
20160032358 | METHOD FOR IMPROVED THERMOCYCLING OF LOW VOLUME NUCLEIC ACID AMPLIFICATION REACTIONS - A processing module is configured to extend the capabilities of an analyzer configured to process substances within each of a plurality of receptacles. The module includes a container transport configured to transport a container from a location within the processing module to a location within the analyzer that is accessible to a substance transfer device of the analyzer. A receptacle distribution system is configured to receive a receptacle from the analyzer, transfer the receptacle into the processing module, and to move the receptacle between different locations within the analyzer. A substance transfer device of the module is configured to dispense substances into or remove substances from the receptacle within the processing module. A reagent card exchanger provides an input device for inserting reagent cards into and removing reagent cards from the module, stores reagent cards within the module, and transfers reagent cards to different location within the module. | 02-04-2016 |
20150369835 | FLUID CARTRIDGE - System, apparatuses, and methods for performing automated reagent-based analysis are provided. Also provided are methods for automated attachment of a cap to a reaction receptacle, and automated removal of a cap from a capped reaction receptacle. | 12-24-2015 |
20150362515 | MULTI-WELL TRAY - System, apparatuses, and methods for performing automated reagent-based analysis are provided. Also provided are methods for automated attachment of a cap to a reaction receptacle, and automated removal of a cap from a capped reaction receptacle. | 12-17-2015 |
20150225797 | MOLECULAR ASSAY REAGENTS AND METHODS - Methods, kits, and compositions for evaluating the quality of nucleic acids within a biological sample for analysis in a molecular assay are provided. A kit is provided for evaluating a biological sample containing potentially degraded DNA, comprising a control reagent and a target amplification reagent, wherein the control amplification reagent comprises one or more pairs of amplification oligonucleotides capable of amplifying a medium chain acyl-coenzyme A dehydrogenase (MCAD) nucleic acid molecule or a complement thereof, and wherein the target amplification reagent comprises one or more pairs of amplification oligonucleotides capable of amplifying a non-MCAD target gene of interest or a complement thereof. Frequently, one or more of the amplification oligonucleotides is/are labeled. | 08-13-2015 |
20150197014 | METHOD AND APPARATUS FOR EFFECTING AUTOMATED MOVEMENT OF A MAGNET IN AN INSTRUMENT FOR PERFORMING A MAGNETIC SEPARATION PROCEDURE - Methods, systems, and apparatus are provided for automated isolation of selected analytes, to which magnetically-responsive solid supports are bound, from other components of a sample. An apparatus for performing an automated magnetic separation procedure includes a mechanism for effecting linear movement of a magnet between operative and non-operative positions with respect to a receptacle device. A receptacle holding station within which a receptacle device may be temporarily stored prior to moving the receptacle to the apparatus for performing magnetic separation includes magnets for applying a magnetic field to the receptacle device held therein, thereby drawing at least a proton of the magnetically-responsive solid supports out of suspension before the receptacle device is moved to the magnetic separation station. An automated receptacle transport mechanism moves the receptacle devices between the apparatus for performing magnetic separation and the receptacle holding station. | 07-16-2015 |
20150196915 | METHOD AND APPARATUS FOR EFFECTING AUTOMATED MOVEMENT OF A MAGNET IN AN INSTRUMENT FOR PERFORMING A MAGNETIC SEPARATION PROCEDURE - Methods, systems, and apparatus are provided for automated isolation of selected analytes, to which magnetically-responsive solid supports are bound, from other components of a sample. An apparatus for performing an automated magnetic separation procedure includes a mechanism for effecting linear movement of a magnet between operative and non-operative positions with respect to a receptacle device. A receptacle holding station within which a receptacle device may be temporarily stored prior to moving the receptacle to the apparatus for performing magnetic separation includes magnets for applying a magnetic field to the receptacle device held therein, thereby drawing at least a proton of the magnetically-responsive solid supports out of suspension before the receptacle device is moved to the magnetic separation station. An automated receptacle transport mechanism moves the receptacle devices between the apparatus for performing magnetic separation and the receptacle holding station. | 07-16-2015 |
20150051092 | COMPOSITIONS AND METHODS FOR DETECTION OF HEPATITIS A VIRUS NUCLEIC ACID - Nucleic acid oligomeric sequences and in vitro nucleic acid amplification and detection methods for detecting the presence of HAV RNA sequences in samples are disclosed. Kits comprising nucleic acid oligomers for amplifying and detecting HAV nucleic acid sequences are disclosed. | 02-19-2015 |
20150027933 | SYSTEM FOR PERFORMING A MAGNETIC SEPARATION PROCEDURE - A system for separating an analyte from other components of a sample contained in a receptacle, where the system includes a receptacle holding station and a magnetic separation station. The receptacle holding station is configured to receive and hold a receptacle and includes one or more magnets positioned to apply a magnetic field to the contents of the receptacle. When present in the receptacle holding station, a receptacle remains stationary relative to the one or more magnets. The magnetic separation station includes one or more magnets and is constructed and arranged to perform a magnetic separation procedure on the contents of a receptacle transported from the receptacle holding station to the magnetic separation station by an automated receptacle transport. The magnetic separation procedure includes isolating an analyte immobilized on a magnetically-responsive solid support within the receptacle and removing other components of the sample from the receptacle. The magnetic separation station is configured to provide relative movement between the receptacle and the one or more magnets after the receptacle is transported to the magnetic separation station. | 01-29-2015 |
20140378318 | CIRCULARIZED TEMPLATES FOR SEQUENCING - The invention provides methods of forming a circular template for sequencing a target nucleic acid. The circular template is generated by amplification of a segment of the target nucleic acid with chimeric primers with complementary 5′ ends. The circular template has a single nick or gap providing a site for initiation of template-directed extension for sequence analysis. Sequencing of a single template generates reads of alternating segments of the same strand of the target nucleic spaced by primer segments. The different reads of the same strand of the target nucleic acid can be compiled to generate a consensus sequence. Because only one strand of the target nucleic acid is sequenced per reaction, the present method avoids errors introduced by unwittingly combining sequences of both strands of a heteroduplex PCR product. Because only one strand of the target nucleic acid is sequenced per reaction, the present method avoids errors introduced by unwittingly combining sequences of both strands of a heteroduplex PCR product. | 12-25-2014 |
20140373970 | METHOD AND APPARATUS FOR EFFECTING AUTOMATED MOVEMENT OF A MAGNET IN AN INSTRUMENT FOR PERFORMING A MAGNETIC SEPARATION PROCEDURE - Methods, systems, and apparatus are provided for automated isolation of selected analytes, to which magnetically-responsive solid supports are bound, from other components of a sample. An apparatus for performing an automated magnetic separation procedure includes a mechanism for effecting linear movement of a magnet between operative and non-operative positions with respect to a receptacle device. A receptacle holding station within which a receptacle device may be temporarily stored prior to moving the receptacle to the apparatus for performing magnetic separation includes magnets for applying a magnetic field to the receptacle device held therein, thereby drawing at least a proton of the magnetically-responsive solid supports out of suspension before the receptacle device is moved to the magnetic separation station. An automated receptacle transport mechanism moves the receptacle devices between the apparatus for performing magnetic separation and the receptacle holding station. | 12-25-2014 |
20140370506 | ASYMMETRIC HAIRPIN TARGET CAPTURE OLIGOMERS - The invention provides an improved stem-loop target capture oligomer and methods of use. Such a target capture oligomer has a target-binding segment forming a loop flanked by stem segments forming a stem. The stem segments are of unequal length. Such probes show little or no binding to immobilized probes in the absence of a target nucleic acid but offer good target sensitivity. The probes are particularly useful in multiplex methods of detection in which multiple target capture oligomers are present for detecting of multiple target nucleic acids (for example, detecting multiple polymorphic forms of a target gene). | 12-18-2014 |
20140329282 | CLOSED NUCLEIC ACID STRUCTURES - The invention provides compositions and methods for making closed nucleic acid structures in which one or both strands are continuous. The closed nucleic acid structures can be used as sequencing templates among other applications. | 11-06-2014 |
20140322702 | DETECTION OF WEST NILE VIRUS NUCLEIC ACIDS IN THE VIRAL 3' NON-CODING REGION - Methods for detecting | 10-30-2014 |
20140302500 | COMPOSITIONS AND METHODS FOR DETECTING BV-ASSOCIATED BACTERIAL NUCLEIC ACID - Disclosed are nucleic acid oligomers, including amplification oligomers, capture probes, and detection probes, for detection of a 16S rRNA or its encoding gene from bacterial species associated with bacterial vaginosis. Also disclosed are methods of specific nucleic acid amplification and detection using the disclosed oligomers, as well as corresponding reaction mixtures and kits. | 10-09-2014 |
20140272991 | CALIBRATION METHOD, APPARATUS AND COMPUTER PROGRAM PRODUCT - Method and system for quantifying target nucleic acids using real-time amplification and internal calibration adjustment. The approach employs a single fixed data point in combination with a single adjustment calibrator amplified on the instrument that is to be calibrated for approximating a complete calibration curve. | 09-18-2014 |
20140269159 | APPARATUS FOR INDEXING AND AGITATING FLUID CONTAINERS - An apparatus configured for mixing the contents of one or more fluid containers includes a fluid container support platform configured to hold one or more fluid containers. The fluid container support platform is configured to index the container to one or more specified locations and to be moved in an orbital path about an orbital center independently of the rotation about the central axis of rotation. The apparatus further includes an indexing drive system configured to effect indexing movement of the container support platform and a vortex drive system configured to effect powered orbital movement of the container support platform about the orbital center. An evaporation limiting insert placed within containers reduces exposure of the fluid contents of the container to atmospheric air, thereby reducing susceptibility of the fluid contents to evaporation. | 09-18-2014 |
20140263984 | INDEXING SIGNAL DETECTION MODULE - An indexing signal detection module is configured to index one or more signal detectors past each of a plurality of sources of detectable signal emissions to detect or measure a signal emitted by each source. A plurality of signal transmission conduits transmit signal emitted by the sources from a first end of each conduit to a second end of each conduit where the signal may be detected by a signal detector. A conduit reformatter is configured to secure the first ends of the respective signal transmission conduits in a first spatial arrangement corresponding to a spatial arrangement of the signal emission sources and to secure the second ends of the respective signal transmission conduits in a second spatial arrangement different from the first spatial arrangement. | 09-18-2014 |
20140263163 | EVAPORATION-CONTROLLING CONTAINER INSERTS - An apparatus configured for mixing the contents of one or more fluid containers includes a fluid container support platform configured to hold one or more fluid containers. The fluid container support platform is configured to index the container to one or more specified locations and to be moved in an orbital path about an orbital center independently of the rotation about the central axis of rotation. The apparatus further includes an indexing drive system configured to effect indexing movement of the container support platform and a vortex drive system configured to effect powered orbital movement of the container support platform about the orbital center. An evaporation limiting insert placed within containers reduces exposure of the fluid contents of the container to atmospheric air, thereby reducing susceptibility of the fluid contents to evaporation. | 09-18-2014 |
20140248619 | METHOD FOR DETECTING THE PRESENCE OF A NUCLEIC ACID IN A SAMPLE - An automated method for detecting the presence of a nucleic acid in a sample, where the method is performed within a housing of a self-contained, stand-alone analyzer. The method includes purifying the nucleic acid after it has been immobilized on a magnetically-responsive solid support. A pipette of the analyzer is used to form a reaction mixture comprising the purified nucleic acid and all reagents required to perform a nucleic acid amplification. Amplification products are synthesized that include a nucleotide sequence contained in the nucleic acid or the complement of the nucleic acid. The amplification products are exposed to a probe in a mixture, where the probe forms a hybrid with one of the amplification products. The formation of the hybrid in the mixture provides an indication of the presence of the nucleic acid in the sample. | 09-04-2014 |
20140239223 | METHOD OF MAKING A FORMULATION FOR DEACTIVATING NUCLEIC ACIDS - The disclosure relates to formulations for use in deactivating nucleic acids and methods of making and using the same. | 08-28-2014 |
20140231710 | METHOD OF MAKING A FORMULATION FOR DEACTIVATING NUCLEIC ACIDS - The disclosure relates to formulations for use in deactivating nucleic acids and methods of making and using the same. | 08-21-2014 |
20140209677 | METHOD FOR READING MACHINE-READABLE LABELS - A structure for holding sample-containing receptacles includes a cover with holes formed therein through which the receptacles can be accessed with a substance transfer mechanism, such as a robotic pipettor. When the transfer mechanism is inserted into and then withdrawn from a receptacle, a string of viscous material may be suspended from the mechanism. A viscous string removal element adjacent each opening engages the string of viscous material and dislodges the string from the mechanism when the mechanism moves in a prescribed path with respect to the removal element. A sample rack configured to hold receptacles and to be inserted into the structure below the cover includes a sample rack having receptacle-receiving pockets, each with a resilient element and a positioning feature for holding receptacles of varying sizes in a predetermined position within the receptacle receiving pocket, and a cover including features for preventing a receptacle from being pulled out of its receptacle-receiving pocket when the transfer mechanism is withdrawn from the receptacle. | 07-31-2014 |
20140205999 | COMPOSITIONS FOR DETECTING SMALL RNAS - Compositions and reaction mixtures are provided for the detection of small RNA target nucleic acids, preferably miRNA target nucleic acids, wherein the compositions and reaction mixtures provide for sensitive and specific detection of the target nucleic acids. The compositions and reaction mixtures include one or more of a first amplification oligomer that is preferably an extender primer, a target capture oligomer that is preferably at least partially double stranded, a promoter primer/provider, a reverse primer that is preferably a universal primer and a detection probe. The compositions and reaction mixtures are useful for diagnostics, prognostics, monitoring the effectiveness of treatment and/or determining a treatment. | 07-24-2014 |
20140203192 | SYSTEMS AND METHODS FOR DISTINGUISHING OPTICAL SIGNALS OF DIFFERENT MODULATION FREQUENCIES IN AN OPTICAL SIGNAL DETECTOR - Systems and method for detecting optical signals, and for discriminating optical signals emitted by an emission moiety that is excited by an associated excitation signal from background signals and other optical noise, employing digital techniques for determining the portion of a detected optical signal having a modulation frequency corresponding to a modulation of the associated excitation signal. | 07-24-2014 |
20140203189 | SYSTEMS AND METHODS FOR DISTINGUISHING OPTICAL SIGNALS OF DIFFERENT MODULATION FREQUENCIES IN AN OPTICAL SIGNAL DETECTOR - Systems and method for detecting optical signals, and for discriminating optical signals emitted by an emission moiety that is excited by an associated excitation signal from background signals and other optical noise, employing digital techniques for determining the portion of a detected optical signal having a modulation frequency corresponding to a modulation of the associated excitation signal. | 07-24-2014 |
20140193815 | METHODS OF USING OLIGONUCLEOTIDES COMPRISING A MOLECULAR SWITCH - This invention relates to oligonucleotides comprising a molecular switch which may exist in an “open” or “closed” position. The molecular switch portion of the probe is particularly sensitive to the identity of sequences complementary to the molecular switch. Oligonucleotides containing a molecular switch are applicable to all kinds of hybridization processes. Due to the sensitivity of the switch domain of the oligonucleotide, probes containing a molecular switch are particularly useful in the identification of single point mismatches. More specifically, a portion, but not all, of the oligonucleotide becomes unbound from a mismatched target. The invention further relates to methods of using said oligonucleotides for research reagents, and clinical diagnostics. An exemplary oligonucleotide comprises a first hybridizable domain, a second bridging block domain, and a third binding domain. | 07-10-2014 |
20140178977 | SYSTEMS AND METHODS FOR DETECTING MULTIPLE OPTICAL SIGNALS - To minimize cross talk in systems and methods for detecting two or more different optical signals emitted from each of a plurality of reaction receptacles, an excitation signal associated with each of the optical signals has a known excitation frequency, and any detected signal having a frequency that is inconsistent with the excitation frequency is discarded. The receptacles are moved relative to optical sensors configured to detect each unique optical signal from an associated receptacle, and to further minimize cross talk, the optical sensors are arranged so that only one reaction receptacle at a time is in a signal detecting position with respect to one of its associated optical sensors, and the optical sensors are grouped by the optical signal they are configured to detect so that a first optical signal is detected from each of the reaction receptacles before a second optical signal is detected from the reaction receptacles. | 06-26-2014 |
20140175168 | RECEPTACLE RACK HAVING AN ELECTRONIC MEMORY ELEMENT - A system and method for tracking items, such as receptacles, during a process employs a rack configured to hold one or more receptacles. Each receptacle includes a machine-readable label providing information regarding the receptacle, such as contents thereof and process(es) to be performed thereon, and each receptacle-receiving position of the rack has associated therewith a machine-readable label identifying the receptacle receiving location. The rack also includes a memory element to which electronic data may be written. A label reading device reads the machine-readable label on each receptacle and the position-indicating, machine-readable labels on the rack. Information obtained from the machine-readable labels is written to the memory element, so that for subsequent processing of the receptacles carried on the rack, information relating to each of the receptacles can be obtained by reading the information written to the memory element. A tamper prevention element provides an indication of whether the rack may have been tampered with after data is written to the memory element. | 06-26-2014 |
20140127700 | METHODS AND COMPOSITIONS FOR NUCLEIC ACID AMPLIFICATION - Compositions that are used in nucleic acid amplification in vitro are disclosed, which include a target specific universal (TSU) promoter primer or promoter provider oligonucleotide that includes a target specific (TS) sequence that hybridizes specifically to a target sequence that is amplified and a universal (U) sequence that is introduced into the sequence that is amplified, by using a primer for the universal sequence. Methods of nucleic acid amplification in vitro are disclosed that use one or more TSU oligonucleotides to attached a U sequence to a target nucleic acid in a target capture step and then use a primer for a U sequence in subsequent amplification steps performed in substantially isothermal conditions to make amplification products that contain a U sequence that indicates the presence of the target nucleic acid in a sample. | 05-08-2014 |
20140113289 | COMPOSITIONS AND METHODS TO DETECT LEGIONELLA PNEUMOPHILA NUCLEIC ACID - Compositions are disclosed as nucleic acid sequences that may be used as amplification oligomers, including primers, and detection probes that hybridize specifically to | 04-24-2014 |
20140080728 | METHODS AND COMPOSITIONS FOR THE SELECTION AND OPTIMIZATION OF OLIGONUCLEOTIDE TAG SEQUENCES - Methods for selecting tag-oligonucleotide sequences for use in an in vitro nucleic acid assay. The selected tag sequences are useful for nucleic acid assay wherein interference between the nucleic acid sequences is the assay is to be controlled. Selected tag sequences are incorporated into nucleic acid assay to improve the performance of and/or minimize any interference between nucleic acids in the assay compared to untagged assays. | 03-20-2014 |
20140072974 | METHODS FOR QUANTITATIVE AMPLIFICATION AND DETECTION OVER A WIDE DYNAMIC RANGE - Disclosed are compositions and methods for making differentiable amplicon species at unequal ratios using a single amplification system in a single vessel. The number of differentiable amplicons and their ratios to one another are chosen to span the required linear dynamic range for the amplification reaction and to accommodate limitations of the measuring system used to determine the amount of amplicon generated. Unequal amounts of distinguishable amplicon species are generated by providing unequal amounts of one or more amplification reaction components (e.g., distinguishable amplification oligomers, natural and unnatural NTP in an NTP mix, or the like). The amount of target nucleic acid present in a test sample is determined using the linear detection range generated from detection of one or more amplicon species having an amount within the dynamic range of detection. | 03-13-2014 |
20140066326 | MULTIPHASE NUCLEIC ACID AMPLIFICATION - Improved methods for use in nucleic acid amplification, including multiplex amplification, where the amplification is carried out in two or more distinct phases are disclosed. The first phase amplification reaction preferably lacks one or more components required for exponential amplification. The lacking component is subsequently provided in a second, third or further phase(s) of amplification, resulting in a rapid exponential amplification reaction. The multiphase protocol results in faster and more sensitive detection and lower variability at low analyte concentrations. Compositions for carrying out the claimed methods are also disclosed. | 03-06-2014 |
20140065617 | COMPOSITIONS AND METHODS FOR DETECTING BV-ASSOCIATED BACTERIAL NUCLEIC ACID - Disclosed are nucleic acid oligomers, including amplification oligomers, capture probes, and detection probes, for detection of a 16S rRNA or its encoding gene from bacterial species associated with bacterial vaginosis. Also disclosed are methods of specific nucleic acid amplification and detection using the disclosed oligomers, as well as corresponding reaction mixtures and kits. | 03-06-2014 |
20140053662 | PENETRABLE CAP - A cap having a core structure dimensioned to receive a pipette therethrough. The cap includes two axially aligned frangible seals that are affixed to the core structure in a spaced-apart relationship. The frangible seals include a foil layer and are constructed so that air passageways are formed between the frangible seals and a pipette tip when the pipette tip penetrates the frangible seals. The cap optionally includes a filter interposed between the first and second frangible seals. | 02-27-2014 |
20140038192 | SYSTEM, METHOD, AND APPARATUS FOR AUTOMATED INCUBATION - System, apparatus, and method for cycling the temperature of at least one receptacle holder that is adapted for use in an automated instrument capable of performing nucleic acid-based amplification tests. Also provided are methods for conducting automated, random-access incubation processes using the same. | 02-06-2014 |
20140038173 | COMPOSITIONS, REACTION MIXTURES AND METHODS FOR DETECTING NUCLEIC ACIDS FROM MULTIPLE TYPES HUMAN PAPILLOMAVIRUS - Nucleic acid oligonucleotide sequences are disclosed which include amplification oligomers and probe oligomers which are useful for detecting multiple types of human papillomaviruses (HPV) associated with cervical cancer. Methods for detecting multiple HPV types in biological specimens by amplifying HPV nucleic acid sequences in vitro and detecting the amplified products are disclosed. | 02-06-2014 |
20140030720 | DUAL REFERENCE CALIBRATION METHOD AND SYSTEM FOR QUANTIFYING POLYNUCLEOTIDES - Method and system for quantifying target nucleic acids using real-time amplification and internal calibration adjustment. The invention employs dual reference calibration curves for approximating a complete calibration curve from only a single adjustment calibrator amplified on the instrument that is to be calibrated. | 01-30-2014 |
20140030701 | COMPOSITIONS, REACTION MIXTURES AND METHODS FOR DETECTING NUCLEIC ACIDS FROM TYPE A1 AND/OR TYPE C1 HUMAN PAPILLOMAVIRUS - Nucleic acid oligonucleotide sequences are disclosed which include amplification oligomers and probe oligomers which are useful for detecting multiple types of human papillomaviruses (HPV) associated with cervical cancer. Methods for detecting multiple HPV types in biological specimens by amplifying HPV nucleic acid sequences in vitro and detecting the amplified products are disclosed. | 01-30-2014 |
20140024021 | COMPOSITIONS, REACTION MIXTURES AND METHODS FOR DETECTING NUCLEIC ACIDS FROM MULTIPLE TYPES OF HUMAN PAPILLOMAVIRUS. - Nucleic acid oligonucleotide sequences are disclosed which include amplification oligomers and probe oligomers which are useful for detecting multiple types of human papillomaviruses (HPV) associated with cervical cancer. Methods for detecting multiple HPV types in biological specimens by amplifying HPV nucleic acid sequences in vitro and detecting the amplified products are disclosed. | 01-23-2014 |
20130344613 | USE OF A FLUORESCENT MATERIAL TO DETECT FAILURE OR DETERIORATED PERFORMANCE OF A FLUOROMETER - A System and method for self-checking a fluorometer for failure or deteriorated performance includes fluorescent reference standards mounted on a support to move with respect to one or more fixed fluorometers. The intensity of the fluorescent emission of the fluorescent reference standard is initially measured with the fluorometer, and, after a prescribed interval of usage of the fluorometer, a test measurement of the intensity of the fluorescent emission of the fluorescent standard is taken with the fluorometer. The test measurement is compared to the initial measurement, and failure or deteriorated performance of the fluorometer is determined based on a deviation of the test measurement from the initial measurement. | 12-26-2013 |
20130309673 | METHODS AND COMPOSITIONS FOR NUCLEIC ACID AMPLIFICATION - Compositions, reaction mixtures, and methods for performing an amplification reaction, including multiplex amplification reaction, wherein the method comprises using one or more amplification oligomer complexes comprising linked first and second amplification oligomer members. In one aspect, the amplification oligomer complex is hybridized to a target nucleic acid, the target nucleic acid with hybridized amplification oligomer complex is then captured, and other components are washed away. Target sequences of the target nucleic acids are pre-amplified to generate a first amplification product. The first amplification product is amplified in one or more secondary amplification reactions to generate second amplification products. | 11-21-2013 |
20130303382 | Integrated Capture And Amplification Of Target Nucleic Acid For Sequencing - The invention provides efficient methods of preparing a target nucleic acid in a form suitable for sequencing. The methods are particularly amenable for preparing high quality nucleic acids for massively parallel sequencing. The methods involve capturing a target nucleic acid from a sample and PCR amplification of the target nucleic acid. The target nucleic acid is captured by binding to a capture probe, which in turn binds to an immobilized probe. The immobilized probe is typically immobilized via a magnetic bead. The captured target nucleic acid is PCR amplified by thermocycling without prior dissociation of the target nucleic acid from the beads. The efficiency of the method lies in part in that both the capture and amplification steps are performed in a single vessel. The amplified nucleic acid can then be sequenced. | 11-14-2013 |
20130296181 | COMPOSITIONS AND ASSAYS TO DETECT SWINE H1N1 INFLUENZA A VIRUS, SEASONAL H1 INFLUENZA A VIRUS AND SEASONAL H3 INFLUENZA A VIRUS NUCLEIC ACIDS - Methods for detecting the presence or absence of the swine H1N1 influenza A virus, seasonal H1 influenza A virus and/or seasonal H3 influenza A virus nucleic acids in biological samples are disclosed. Compositions that are target-specific nucleic acid sequences and kits comprising target-specific nucleic acid oligomers for amplifying in vitro the swine H1N1 influenza A virus, seasonal H1 influenza A virus and/or seasonal H3 influenza A virus nucleic acid and detecting amplified nucleic acid sequences are disclosed. | 11-07-2013 |
20130260368 | Capture Probes Immobilizable Via L-Nucleotide Tail - The invention provides chimeric capture probes immobilizable via an L-nucleic acid tail that can bind to a complementary L-nucleic acid in an immobilized probe. The capture probes are useful for capturing a target nucleic acid from a sample. The L-nucleic acid in the tail of the capture probe bind to the complementary L-nucleic acid in the immobilized probe with similar affinity as would otherwise equivalent D-nucleic acids. However, the L-nucleic acid of the capture probe tail and immobilized probes do not form stable duplexes with D-nucleic acids present in the sample containing the target nucleic acid. Binding of nucleic acids in the sample directly to immobilized probe or to the tail of the capture probe is reduced or eliminated increasing the sensitivity and/or specificity of the assay. | 10-03-2013 |
20130224745 | COMPOSITIONS AND METHODS FOR DETECTION OF PROPIONIBACTERIUM ACNES NUCLEIC ACID - Methods for amplifying and detecting | 08-29-2013 |
20130209992 | METHODS OF NONSPECIFIC TARGET CAPTURE OF NUCLEIC ACIDS - Methods for capturing a target nucleic acid from a sample by using a capture probe that binds nonspecifically to the target nucleic acid and binds specifically to an immobilized probe via a specific binding pair that has one member on the capture probe and one member on the immobilized probe are disclosed. Compositions that include a capture probe that binds nonspecifically to a target nucleic acid and specifically to an immobilized probe via binding of members of a specific binding pair in a solution phase of a reaction mixture are disclosed. | 08-15-2013 |
20130209989 | OLIGONUCLEOTIDE PRIMER COMPOSITION - Oligonucleotide primer useful for synthesizing a cDNA copy of HIV-1 nucleic acids from a broad range of HIV-1 subtypes, including M group and O group variants. | 08-15-2013 |
20130203615 | ANTIANDROGEN THERAPY MONITORING METHODS AND COMPOSITIONS - The present invention provides methods of evaluating the effectiveness of an antiandrogen therapy in a human by comparing the pre- and post antiandrogen treatment levels of an androgen modulated diagnostic marker and a prostate-specific, androgen independent, diagnostic marker in the human. Methods utilizing these markers are also provided that are useful for identifying antiandrogen compounds capable of killing prostate cancer cells, and identifying a human suspected of responding more, or less, favorably to treatment with an antiandrogen compound and monitoring the treatment thereof. Kits and compositions related to these methods are also provided. | 08-08-2013 |
20130203123 | CLOSED NUCLEIC ACID STRUCTURES - The invention provides compositions and methods for making closed nucleic acid structures in which one or both strands are continuous. The closed nucleic acid structures can be used as sequencing templates among other applications. | 08-08-2013 |
20130160574 | PENETRABLE CAP - A cap having a core structure dimensioned to receive a pipette therethrough. The cap includes two axially aligned frangible seals that are affixed to the core structure in a spaced-apart relationship. The frangible seals include a foil layer and are constructed so that air passageways are formed between the frangible seals and a pipette tip when the pipette tip penetrates the frangible seals. The cap optionally includes a filter interposed between the first and second frangible seals. | 06-27-2013 |
20130101988 | COMPOSITIONS, METHODS AND KITS TO DETECT HERPES SIMPLEX VIRUS NUCLEIC ACIDS - The disclosed invention is related to methods, compositions, kits and isolated nucleic acid sequences for targeting Herpes Simplex Virus (HSV) nucleic acid (eg. HSV-1 and/or HSV-2 nucleic acid). Compositions include amplification oligomers, detection probe oligomers and/or target capture oligomers. Kits and methods comprise at least one of these oligomers. | 04-25-2013 |
20130095470 | ASSAY FOR DETECTION OF HUMAN PARVOVIRUS B19 NUCLEIC ACID - Nucleic acid oligomers specific for human parvovirus B19 genomic DNA are disclosed. An assay for amplifying and detecting human parvovirus B19 nucleic acid in biological specimens is disclosed. Compositions for detecting the presence of parvovirus B19 genomic DNA in human biological specimens are disclosed. | 04-18-2013 |
20130078618 | COMPOSITIONS, REACTION MIXTURES AND METHODS FOR DETECTING NUCLEIC ACIDS FROM TYPE A1 AND/OR TYPE C1 HUMAN PAPILLOMAVIRUS - Nucleic acid oligonucleotide sequences are disclosed which include amplification oligomers and probe oligomers which are useful for detecting multiple types of human papillomaviruses (HPV) associated with cervical cancer. Methods for detecting multiple HPV types in biological specimens by amplifying HPV nucleic acid sequences in vitro and detecting the amplified products are disclosed. | 03-28-2013 |
20130065797 | AUTOMATED SAMPLE HANDLING INSTRUMENTATION, SYSTEMS, PROCESSES, AND METHODS - The present invention provides a processing station for automatically processing a biological sample, a system for automated real-time inventory control of consumables within a biological sample handling or assay instrument, a high throughput random access automated instrument for processing biological samples, an automated instrument for processing or analysis of a sample, and processes for automated mucoid detection and elimination. Methods of using the disclosed instruments, mucoid detection processes, and systems to process and/or analyze samples are also disclosed. | 03-14-2013 |
20130065222 | COMPOSITIONS, METHODS AND REACTION MIXTURES FOR THE DETECTION OF MURINE LEUKEMIA VIRUS-RELATED VIRUS - The present invention relates to the detection of infectious agents, more specifically to the detection of murine leukemia viruses and other highly related viruses, including but not limited to ecotropic murine leukemia viruses, xenotropic murine leukemia viruses, and polytropic murine leukemia viruses. Compositions, methods, reaction mixtures and kits are described for the detection of MLV by using in vitro nucleic acid amplification techniques. | 03-14-2013 |
20130045145 | CONTAMINATION CONTROL FOR LIQUID HANDLING - A structure for holding sample-containing receptacles includes a cover with holes formed therein through which the receptacles can be accessed with a substance transfer mechanism, such as a robotic pipettor. When the transfer mechanism is inserted into and then withdrawn from a receptacle, a string of viscous material may be suspended from the mechanism. A viscous string removal element adjacent each opening engages the string of viscous material and dislodges the string from the mechanism when the mechanism moves in a prescribed path with respect to the removal element. A sample rack configured to hold receptacles and to be inserted into the structure below the cover includes a sample rack having receptacle-receiving pockets, each with a resilient element and a positioning feature for holding receptacles of varying sizes in a predetermined position within the receptacle receiving pocket, and a cover including features for preventing a receptacle from being pulled out of its receptacle-receiving pocket when the transfer mechanism is withdrawn from the receptacle. | 02-21-2013 |
20130040859 | SPECTRALLY-RESOLVED CHEMILUMINESCENT PROBES FOR SENSITIVE MULTIPLEX MOLECULAR QUANTIFICATION - Hybrid luminescent probes emit light of distinct wavelength ranges and intensities upon energy transfer from an in-common, acridinium ester chemiluminophore to a coupled luminophore. The probes include: (1) a target binding region with a base sequence that is substantially complementary to a portion of the target nucleic acid sequence; (2) an acridinium ester (AE) moiety attached to a first region flanking the target binding region; (3) a luminophore coupled to the AE moiety to allow energy transfer from an acridone moiety, produced by a chemical triggering of the AE moiety, to the luminophore; and (4) a quencher moiety attached to a second region flanking the target binding region, such that the first and second flanking regions are on the opposite sides of the target binding region. The probes are particularly useful in homogeneous assays for sensitive, multiplex quantification of nucleic acid target sequences without prior enzymatic amplification. | 02-14-2013 |
20130026079 | METHOD AND SYSTEM FOR PERFORMING A MAGNETIC SEPARATION PROCEDURE - Methods, systems, and apparatus are provided for automated isolation of selected analytes, to which magnetically-responsive solid supports are bound, from other components of a sample. An apparatus for performing an automated magnetic separation procedure includes a mechanism for effecting linear movement of a magnet between operative and non-operative positions with respect to a receptacle device. A receptacle holding station within which a receptacle device may be temporarily stored prior to moving the receptacle to the apparatus for performing magnetic separation includes magnets for applying a magnetic field to the receptacle device held therein, thereby drawing at least a proton of the magnetically-responsive solid supports out of suspension before the receptacle device is moved to the magnetic separation station. An automated receptacle transport mechanism moves the receptacle devices between the apparatus for performing magnetic separation and the receptacle holding station. | 01-31-2013 |
20120301924 | METHOD FOR INCUBATING THE CONTENTS OF A RECEPTACLE - In a computer-controlled, automated method, a nucleic acid amplification procedure is performed within a prescribed incubation temperature range within an instrument that comprises at least one thermal element situated at a first location of the instrument and an amplification incubator situated at a second, spaced-apart location of the instrument. A receptacle and its contents are exposed to the thermal element for a predetermined period of time at the first location, such that the temperature of the contents of the receptacle is adjusted to approximate the incubation temperature. The receptacle is then moved from the first location and into the amplification incubator, and, in the amplification incubator, a nucleic acid contained in the contents of the receptacle is subjected to the nucleic acid amplification procedure. | 11-29-2012 |
20120264122 | METHODS AND COMPOSITIONS FOR NUCLEIC ACID AMPLIFICATION - Compositions that are used in nucleic acid amplification in vitro are disclosed, which include a target specific universal (TSU) promoter primer or promoter provider oligonucleotide that includes a target specific (TS) sequence that hybridizes specifically to a target sequence that is amplified and a universal (U) sequence that is introduced into the sequence that is amplified, by using a primer for the universal sequence. Methods of nucleic acid amplification in vitro are disclosed that use one or more TSU oligonucleotides to attached a U sequence to a target nucleic acid in a target capture step and then use a primer for a U sequence in subsequent amplification steps performed in substantially isothermal conditions to make amplification products that contain a U sequence that indicates the presence of the target nucleic acid in a sample. | 10-18-2012 |
20120260951 | SOLUTIONS, METHODS AND KITS FOR DEACTIVATING NUCLEIC ACIDS - The present invention relates to reagents for use in deactivating nucleic acids and methods of making and using the same. | 10-18-2012 |
20120250452 | METHODS FOR MANIPULATING LIQUID SUBSTANCES IN MULTI-CHAMBERED RECEPTACLES - A receptacle having a plurality of interconnected chambers arranged to permit multiple process steps or processes to be performed independently or simultaneously. The receptacles are manufactured to separate liquid from dried reagents and to maintain the stability of the dried reagents. An immiscible liquid, such as an oil, is included to control loading of process materials, facilitate mixing and reconstitution of dried reagents, limit evaporation, control heating of reaction materials, concentrate solid support materials to prevent clogging of fluid connections, provide minimum volumes for fluid transfers, and to prevent process materials from sticking to chamber surfaces. The receptacles can be adapted for use in systems having a processing instrument that includes an actuator system for selectively moving fluid substances between chambers and a detector. The actuator system can be arranged to concentrate an analyte present in a sample. The detector can be used to detect an optical signal emitted by the contents of the receptacle. | 10-04-2012 |
20120231551 | Methods and Compositions to Detect Nucleic Acids in a Biological Sample - Kits, reaction mixtures and methods for separating a target nucleic acid from a sample by using at least one hairpin capture probe oligonucleotide that has the structure 5′-X.sub.n a′ b′ c′ Y.sub.n-3′, wherein X and Y each comprise nucleic acid sequences that can form a double stranded stem portion, one of X or Y is a capture sequence that is a first member of a specific binding pair and the other of X or Y is a terminal sequence of the hairpin capture probe, and a′ b′ c′ comprises a target-complementary sequence flanked by X and Y to thereby form a loop portion of the hairpin, thus forming a capture hybrid that is separated from other sample components before the target nucleic acid is released from the capture support and hybridized to a detection probe that hybridizes specifically to the same sequence that is at least partially hybridized by the a′ b′ c′ portion of the capture probe, thus forming a detectable detection hybrid to indicate the presence of the target nucleic acid in the sample. | 09-13-2012 |
20120231459 | CHEMILUMINESCENT PROBES FOR MULTIPLEX MOLECULAR QUANTIFICATION AND USES THEREOF - A novel method is disclosed for simultaneous detection and quantification of two or more nucleic acid targets, without need for amplification. The method depends on spectral-temporal resolution of chemiluminescence emitted from independent hybridization-induced chemiluminescent signal (HICS) probes. The utility of this method has been demonstrated by use of resolvable N-linked acridinium and 2,7-dimethoxyacridinium ester labeled probes in a homogeneous assay for sensitive and simultaneous independent quantification of several bacterial and fungal target sequences. Compositions and kits for practicing the method of the present invention are also disclosed. | 09-13-2012 |
20120231456 | INSTRUMENTS AND METHODS FOR MIXING THE CONTENTS OF A DETECTION CHAMBER - A receptacle having interconnected chambers arranged to permit multiple process steps to be performed independently or simultaneously. The receptacles are manufactured to separate liquid from dried reagents and to maintain the stability of the dried reagents. An immiscible liquid, such as an oil, is included to control loading of process materials, facilitate mixing and reconstitution of dried reagents, limit evaporation, control heating of reaction materials, concentrate solid support materials to prevent clogging of fluid connections, provide minimum volumes for fluid transfers, and to prevent process materials from sticking to chamber surfaces. The receptacles can be adapted for use in systems having a processing instrument that includes an actuator system for selectively moving fluid substances between chambers and a detector. The actuator system can be arranged to concentrate an analyte present in a sample. The detector can be used to detect an optical signal emitted by the contents of the receptacle. | 09-13-2012 |
20120221252 | SYSTEMS AND METHODS FOR DISTINGUISHING OPTICAL SIGNALS OF DIFFERENT MODULATION FREQUENCIES IN AN OPTICAL SIGNAL DETECTOR - Systems and method for detecting optical signals, and for discriminating optical signals emitted by an emission moiety that is excited by an associated excitation signal from background signals and other optical noise, employing digital techniques for determining the portion of a detected optical signal having a modulation frequency corresponding to a modulation of the associated excitation signal. | 08-30-2012 |
20120214164 | DNA SEQUENCING METHOD - A method for determining the sequence of a polynucleotide, the method relying on the detection of a conformational change in an enzyme that interacts with and processes along the polynucleotide. The detection of a conformational change may be carried out by measuring changes in a fluorophore bound to the enzyme. | 08-23-2012 |
20120211088 | METHODS FOR MANIPULATING LIQUID SUBSTANCES IN MULTI-CHAMBERED RECEPTACLES - A receptacle having a plurality of interconnected chambers arranged to permit multiple process steps or processes to be performed independently or simultaneously. The receptacles are manufactured to separate liquid from dried reagents and to maintain the stability of the dried reagents. An immiscible liquid, such as an oil, is included to control loading of process materials, facilitate mixing and reconstitution of dried reagents, limit evaporation, control heating of reaction materials, concentrate solid support materials to prevent clogging of fluid connections, provide minimum volumes for fluid transfers, and to prevent process materials from sticking to chamber surfaces. The receptacles can be adapted for use in systems having a processing instrument that includes an actuator system for selectively moving fluid substances between chambers and a detector. The actuator system can be arranged to concentrate an analyte present in a sample. The detector can be used to detect an optical signal emitted by the contents of the receptacle. | 08-23-2012 |
20120202213 | OLIGONUCLEOTIDES FOR AMPLIFYING CHLAMYDOPHILA PNEUMONIAE NUCLEIC ACID - Amplification oligonucleotides for use in amplifying a sequence contained in nucleic acid derived from | 08-09-2012 |
20120178636 | METHODS AND COMPOSITIONS FOR NUCLEIC ACID AMPLIFICATION - Compositions, reaction mixtures, and methods for performing an amplification reaction, including multiplex amplification reaction, wherein the method comprises using one or more amplification oligomer complexes comprising linked first and second amplification oligomer members. In one aspect, the amplification oligomer complex is hybridized to a target nucleic acid, the target nucleic acid with hybridized amplification oligomer complex is then captured, and other components are washed away. Target sequences of the target nucleic acids are pre-amplified to generate a first amplification product. The first amplification product is amplified in one or more secondary amplification reactions to generate second amplification products. | 07-12-2012 |
20120171669 | Assay and Compositions for Detection of Bacillus Anthracis Nucleic Acid - The invention includes compositions and methods of detection of | 07-05-2012 |
20120128451 | METHOD AND APPARATUS FOR EFFECTING TRANSFER OF REACTION RECEPTACLES IN AN INSTRUMENT FOR MULTI-STEP ANALYTICAL PROCEDURES - Systems for effecting transfer of reaction receptacles between modules of an instrument for performing multi-step analytical procedures and for adjusting for variations in the positions of such modules includes a receptacle carrier supported on a track on which the carrier translates between different modules located adjacent to the track. The carrier includes a receptacle distribution head supported on a receptacle carrier carriage. The distribution head includes a receptacle moving mechanism adapted to move receptacles into and out of the distribution head and into and out of a module. The carriage is engaged with the track and adapted for translation along the track. Drive systems effect powered translation of the carriage, powered elevation and rotation of the distribution head, and powered movement of receptacles into and out of the distribution head. A transfer position locating system automatically determines a receptacle transfer position of the receptacle carrier with respect to each module. | 05-24-2012 |
20120118954 | SYSTEM AND METHOD FOR TRACKING ITEMS DURING A PROCESS - A system and method for tracking items during a process employs a rack configured to hold one or more receptacles. Each receptacle includes a machine-readable label providing information regarding the receptacle, and each receptacle-receiving position of the rack has associated therewith a machine-readable label identifying the receptacle receiving location. The rack also includes a memory element to which electronic data may be written. A label reading device reads the machine-readable label on each receptacle and the position-indicating, machine-readable labels on the rack. Information obtained from the machine-readable labels is written to the memory element, so that for subsequent processing of the receptacles carried on the rack, information relating to each of the receptacles can be obtained by reading the information written to the memory element. A tamper prevention element provides an indication of whether the rack may have been tampered with after data is written to the memory element. | 05-17-2012 |
20120115125 | ASSAY FOR DETECTING AND QUANTIFYING HIV-1 - Method of detecting HIV-1 nucleic acids using nucleic acid amplification and a molecular torch hybridization probe. The invented method is characterized by high levels of precision in the quantitation of HIV-1 targets at low copy numbers, and by accurate detection of different HIV-1 subtypes, including M group and O group variants. | 05-10-2012 |
20120077188 | METHODS FOR MANIPULATING LIQUID SUBSTANCES IN MULTI-CHAMBERED RECEPTACLES - A receptacle having a plurality of interconnected chambers arranged to permit multiple process steps or processes to be performed independently or simultaneously. The receptacles are manufactured to separate liquid from dried reagents and to maintain the stability of the dried reagents. An immiscible liquid, such as an oil, is included to control loading of process materials, facilitate mixing and reconstitution of dried reagents, limit evaporation, control heating of reaction materials, concentrate solid support materials to prevent clogging of fluid connections, provide minimum volumes for fluid transfers, and to prevent process materials from sticking to chamber surfaces. The receptacles can be adapted for use in systems having a processing instrument that includes an actuator system for selectively moving fluid substances between chambers and a detector. The actuator system can be arranged to concentrate an analyte present in a sample. The detector can be used to detect an optical signal emitted by the contents of the receptacle. | 03-29-2012 |
20120071360 | ALKALINE SHOCK-BASED METHOD OF PROCESSING A BIOLOGICAL SAMPLE - Method of processing a biological sample to yield nucleic acid appropriate for use in a subsequent in vitro nucleic acid amplification reaction. The method involves a rapid, transient exposure to alkaline conditions which can be achieved by mixing an alkaline solution with a pH-buffered solution that includes a detergent and the biological sample to be tested for the presence of particular nucleic acid species using in vitro amplification. The invented method advantageously can improve detection of some target nucleic acids without substantially compromising detectability of others. The method is particularly useful for simultaneously preparing RNA and DNA templates that can be used in multiplex amplification reactions. | 03-22-2012 |
20120070884 | SYSTEM FOR INCUBATING THE CONTENTS OF A REACTION RECEPTACLE - An automated analyzer for performing multiple diagnostic assays includes multiple modules in which aspects of the assay are performed on fluid samples contained in reaction receptacles. The analyzer includes stations for automatically preparing a sample, pre-heating the sample, incubating the sample, performing an analyte isolation procedure, and ascertaining the presence of a target analyte. A receptacle transporting system moves reaction receptacles from one station to the next. A method for performing an assay includes an automated process for isolating and amplifying a target analyte. The process is performed by moving each of a plurality of reaction receptacles containing a solid support material and a fluid sample between stations for pre-heating and incubating the contents of the reaction receptacle and for separating the target analyte bound to the solid support from the fluid sample. An amplification reagent is added to the analyte after the separation step and before incubation. | 03-22-2012 |
20120024055 | Method, System and Apparatus for Incorporating Capacitive Proximity Sensing in an Automated Fluid Transfer Procedure - A fluid transfer apparatus includes a fluid transfer probe, a fluid level detection system, and a tip detection system. The fluid level detection system is configured to detect contact by the fluid transfer probe with a fluid surface within a receptacle from a signal based on the capacitance of the fluid transfer probe. The tip detection system is configured to detect the presence or absence of a tip at a distal end of the fluid transfer probe from a signal based on the capacitance of the fluid transfer probe. | 02-02-2012 |
20120015348 | COMPOSITIONS AND METHODS FOR DETECTION OF HEPATITIS A VIRUS NUCLEIC ACID - Nucleic acid oligomeric sequences and in vitro nucleic acid amplification and detection methods for detecting the presence of HAV RNA sequences in samples are disclosed. Kits comprising nucleic acid oligomers for amplifying and detecting HAV nucleic acid sequences are disclosed. | 01-19-2012 |
20120009629 | METHODS AND KITS FOR USE IN THE SELECTIVE AMPLIFICATION OF TARGET SEQUENCES - The present invention provides nucleic acid amplification methods that desirably reduce or eliminate false positive amplification signals resulting from contaminating biological material, e.g., nucleic acid, that may be present in one or more reagents used in an amplification reaction and/or that may be present in the environment in which an amplification reaction is performed. The invention offers the further advantage of requiring less stringent purification and/or sterility efforts than conventionally needed in order to ensure that enzymes and other reagents used in amplification reactions, and the environment in which an amplification reaction is performed, are free of bacterial or other nucleic acid contamination that may yield false positive results. | 01-12-2012 |
20120009565 | COMPOSITIONS AND METHODS FOR DETECTION OF HEPATITIS A VIRUS NUCLEIC ACID - Nucleic acid oligomeric sequences and in vitro nucleic acid amplification and detection methods for detecting the presence of HAV RNA sequences in samples are disclosed. Kits comprising nucleic acid oligomers for amplifying and detecting HAV nucleic acid sequences are disclosed. | 01-12-2012 |
20120003651 | TAGGED OLIGONUCLEOTIDES AND THEIR USE IN NUCLEIC ACID AMPLIFICATION METHODS - The present invention provides nucleic acid amplification methods that desirably reduce or eliminate false positive amplification signals resulting from contaminating biological material, e.g., nucleic acid, that may be present in one or more reagents used in an amplification reaction and/or that may be present in the environment in which an amplification reaction is performed. The invention offers the further advantage of requiring less stringent purification and/or sterility efforts than conventionally needed in order to ensure that enzymes and other reagents used in amplification reactions, and the environment in which an amplification reaction is performed, are free of bacterial or other nucleic acid contamination that may yield false positive results. | 01-05-2012 |
20120003646 | METHOD AND APPARATUS FOR IDENTIFYING ANALYTE-CONTAINING SAMPLES USING SINGLE-READ DETERMINATION OF ANALYTE AND PROCESS CONTROL SIGNALS - Apparatus and method for detecting analyte in a reaction mixture comprising an internal control. The invention is illustrated using amplification and detection of nucleic acids, where the amplification reaction comprises an exogenous internal control. Magnitude of the detection signal serves as the variable for identifying invalid trials, identifying valid trials that are negative for analyte, and identifying trials that are positive for analyte. Detection of a signal indicating probe hybridization can be used for assigning the presence or absence of analyte nucleic acid in validated reactions using only a single detectable label, and without distinguishing the proportion of signal contributed by internal control probe binding, and analyte probe binding. | 01-05-2012 |
20110311961 | DETECTION OF NUCLEIC ACIDS FROM MULTIPLE TYPES OF HUMAN PAPILLOMAVIRUSES - Nucleic acid oligonucleotide sequences are disclosed which include amplification oligomers and probe oligomers which are useful for detecting multiple types of human papillomaviruses (HPV) associated with cervical cancer. Methods for detecting multiple HPV types in biological specimens by amplifying HPV nucleic acid sequences in vitro and detecting the amplified products are disclosed. | 12-22-2011 |
20110306038 | ASSAY FOR DETECTION OF HUMAN PARVOVIRUS NUCLEIC ACID - Nucleic acid oligomers specific for human parvovirus genomic DNA are disclosed. An assay for amplifying and detecting human parvovirus genotypes 1, 2 and 3 nucleic acid in biological specimens is disclosed. Compositions for amplifying and detecting the presence of human parvovirus genotypes 1, 2 and 3 genomic DNA in human biological specimens are disclosed. | 12-15-2011 |
20110275087 | INSTRUMENTS AND METHODS FOR MIXING THE CONTENTS OF A DETECTION CHAMBER - A receptacle having a plurality of interconnected chambers arranged to permit multiple process steps or processes to be performed independently or simultaneously. The receptacles are manufactured to separate liquid from dried reagents and to maintain the stability of the dried reagents. An immiscible liquid, such as an oil, is included to control loading of process materials, facilitate mixing and reconstitution of dried reagents, limit evaporation, control heating of reaction materials, concentrate solid support materials to prevent clogging of fluid connections, provide minimum volumes for fluid transfers, and to prevent process materials from sticking to chamber surfaces. The receptacles can be adapted for use in systems having a processing instrument that includes an actuator system for selectively moving fluid substances between chambers and a detector. The actuator system can be arranged to concentrate an analyte present in a sample. The detector can be used to detect an optical signal emitted by the contents of the receptacle. | 11-10-2011 |
20110269133 | Compositions and Methods For Detecting The Presence Of Cryptosporidium Parvum In A Test Sample - The present invention describes novel oligonucleotides targeted to nucleic acid sequences derived from | 11-03-2011 |
20110250698 | METHODS OF NUCLEIC ACID TARGET CAPTURE - Methods for efficiently capturing a target nucleic acid from a sample by using a mixture that contains a capture probe specific for the target nucleic acid, the target nucleic acid, and a denaturant chemical, which mixture is incubated at elevated temperature for a short time, are disclosed. Compositions that include a capture probe that specifically binds to a target nucleic acid and a denaturant chemical, which when mixed with the target nucleic acid and incubated at elevated temperature for a short time, promote efficient hybridization of the capture probe and target nucleic acid are disclosed. | 10-13-2011 |
20110250599 | Methods and Compositions to Detect Nucleic Acids in a Biological Sample - Methods of the invention separate a target nucleic acid from a sample by using at least one capture probe oligonucleotide that contains a target-complementary region and a member of a specific binding pair that attaches the target nucleic acid to an immobilized probe on a capture support, thus forming a capture hybrid that is separated from other sample components before the target nucleic acid is released from the capture support and hybridized to a detection probe to form a detection hybrid that produces a detectable signal that indicates the presence of the target nucleic acid in the sample. Compositions for practicing the methods of the invention include a capture probe oligonucleotide made up a target-complementary region sequence and a covalently linked capture region sequence that includes a member of a specific binding pair. | 10-13-2011 |
20110236888 | METHOD FOR ACCESSING THE CONTENTS OF A CLOSED VESSEL CONTAINING A SPECIMEN RETRIEVAL DEVICE - Method for obtaining a fluid from a collection device assembled to isolate a specimen retrieval device from the pathway of a fluid transfer device used to penetrate a cap of the collection device and to draw and remove the fluid from the collection device for analysis. | 09-29-2011 |
20110223584 | Oligonucleotides For Detecting Human Papilloma Virus In A Test Sample - Oligonucleotides targeted to HPV Type 16 and/or Type 18 nucleic acid sequences which are particularly useful to aid in detecting HPV type 16 and or 18 are described. The oligonucleotides can aid in detecting HPV Type 16 and/or Type 18 in different ways such as by acting as hybridization assay probes, helper probes, and/or amplification primers. | 09-15-2011 |
20110212852 | COMPOSITIONS AND METHODS TO DETECT ATOPOBIUM VAGINAE NUCLEIC ACID - The disclosed invention include nucleic acid oligomers that may be used as amplification oligomers, including primers, as capture probes for sample preparation, and detection probes for detection of 16S rRNA from | 09-01-2011 |
20110189661 | GRAVITY-ASSISTED MIXING METHODS - A receptacle having a plurality of interconnected chambers arranged to permit multiple process steps or processes to be performed independently or simultaneously. The receptacles are manufactured to separate liquid from dried reagents and to maintain the stability of the dried reagents. An immiscible liquid, such as an oil, is included to control loading of process materials, facilitate mixing and reconstitution of dried reagents, limit evaporation, control heating of reaction materials, concentrate solid support materials to prevent clogging of fluid connections, provide minimum volumes for fluid transfers, and to prevent process materials from sticking to chamber surfaces. The receptacles can be adapted for use in systems having a processing instrument that includes an actuator system for selectively moving fluid substances between chambers and a detector. The actuator system can be arranged to concentrate an analyte present in a sample. The detector can be used to detect an optical signal emitted by the contents of the receptacle. | 08-04-2011 |
20110183315 | DETECTION OF WEST NILE VIRUS NUCLEIC ACIDS IN THE VIRAL 3' NON-CODING REGION - Methods for detecting flavivirus nucleic acids. Particularly described are methods for detecting West Nile virus nucleic acids in the 3′ non-coding region. | 07-28-2011 |
20110171658 | METHOD OF QUANTIFYING POLYNUCLEOTIDES USING A STORED CALIBRATION CURVE - Method for quantifying analyte polynucleotide in a test sample using real-time amplification and adjustment of a stored calibration curve. The method may be practiced using as few as a single adjustment calibrator to adjust the stored curve. This simplifies the quantitative analysis procedure, while still providing the advantages of internal calibration adjustment to account for variation in amplification reaction efficiency. | 07-14-2011 |
20110147610 | SYSTEM FOR CONTINUOUS MODE PROCESSING OF THE CONTENTS OF MULTIPLE REACTION RECEPTACLES IN A REAL-TIME AMPLIFICATION ASSAY - An automated analyzer for performing multiple diagnostic assays simultaneously includes multiple stations in which discrete aspects of the assay are performed on fluid samples contained in sample vessels. The analyzer includes stations for automatically preparing a sample, incubating the sample, preforming an analyte isolation procedure, ascertaining the presence of a target analyte, and analyzing the amount of a target analyte. An automated receptacle transporting system moves the sample vessels from one station to the next. A method for performing an automated diagnostic assay includes an automated process for isolating and amplifying a target analyte, and, in one embodiment, a method for real-time monitoring of the amplification process. | 06-23-2011 |
20110091894 | OLIGONUCLEOTIDES FOR AMPLIFYING CHLAMYDOPHILA PNEUMONIAE NUCLEIC ACID - Oligonucleotides for use in determining the presence of | 04-21-2011 |
20110082279 | Chemiluminescent Compounds - The invention relates to chemiluminescent compounds of general formula (I) | 04-07-2011 |
20110081646 | DENGUE VIRUS ASSAY - Nucleic acid assays for detecting nucleic acids of Dengue virus serotypes 1-4. | 04-07-2011 |
20110081645 | COMPOSITIONS AND METHODS FOR DETECTING HEPATITIS B VIRUS - Compositions, methods and kits for detecting viral nucleic acids. Targets that can be detected in accordance with the invention include HBV and/or HIV-1 and/or HCV nucleic acids. Particularly described are oligonucleotides that are useful as hybridization probes and amplification primers that facilitate detection of very low levels of HBV nucleic acids. | 04-07-2011 |
20110076727 | PENETRABLE CAP - A cap having a core structure dimensioned to receive a pipette therethrough. The cap includes two axially aligned frangible seals that are affixed to the core structure in a spaced-apart relationship. The frangible seals are constructed so that air passageways are formed between the frangible seals and a pipette tip when the pipette tip penetrates the frangible seals. The cap optionally includes a filter interposed between the first and second frangible seals. | 03-31-2011 |
20110053169 | METHOD FOR CONTINUOUS MODE PROCESSING OF THE CONTENTS OF MULTIPLE REACTION RECEPTACLES IN A REAL-TIME AMPLIFICATION ASSAY - An automated analyzer for performing multiple diagnostic assays simultaneously includes multiple stations in which discrete aspects of the assay are performed on fluid samples contained in sample vessels. The analyzer includes stations for automatically preparing a sample, incubating the sample, preforming an analyte isolation procedure, ascertaining the presence of a target analyte, and analyzing the amount of a target analyte. An automated receptacle transporting system moves the sample vessels from one station to the next. A method for performing an automated diagnostic assay includes an automated process for isolating and amplifying a target analyte, and, in one embodiment, a method for real-time monitoring of the amplification process. | 03-03-2011 |
20110040490 | PARAMETRIC SYSTEM FOR QUANTIFYING ANALYTE POLYNUCLEOTIDES - System for quantifying analyte polynucleotides employs computer-implemented analysis of real-time amplification data using a calibration curve defined by parametric equations. | 02-17-2011 |
20110020824 | METHODS AND COMPOSITIONS FOR QUANTITATIVE AMPLIFICATION AND DETECTION OVER A WIDE DYNAMIC RANGE - Disclosed are compositions and methods for making differentiable amplicon species at unequal ratios using a single amplification system in a single vessel. The number of differentiable amplicons and their ratios to one another are chosen to span the required linear dynamic range for the amplification reaction and to accommodate limitations of the measuring system used to determine the amount of amplicon generated. Unequal amounts of distinguishable amplicon species are generated by providing unequal amounts of one or more amplification reaction components (e.g., distinguishable amplification oligomers, natural and unnatural NTP in an NTP mix, or the like). The amount of target nucleic acid present in a test sample is determined using the linear detection range generated from detection of one or more amplicon species having an amount within the dynamic range of detection. | 01-27-2011 |
20110014623 | TAGGED OLIGONUCLEOTIDES AND THEIR USE IN NUCLEIC ACID AMPLIFICATION METHODS - The present invention provides nucleic acid amplification methods that desirably reduce or eliminate false positive amplification signals resulting from contaminating biological material, e.g., nucleic acid, that may be present in one or more reagents used in an amplification reaction and/or that may be present in the environment in which an amplification reaction is performed. The invention offers the further advantage of requiring less stringent purification and/or sterility efforts than conventionally needed in order to ensure that enzymes and other reagents used in amplification reactions, and the environment in which an amplification reaction is performed, are free of bacterial or other nucleic acid contamination that may yield false positive results. | 01-20-2011 |
20110008847 | METHOD OF ISOLATING NUCLEIC ACIDS FROM A BIOLOGICAL SAMPLE - Method of preparing a biological sample appropriate for use in a subsequent in vitro nucleic acid amplification reaction. The method involves a rapid, transient exposure to alkaline conditions which can be achieved by mixing an alkaline solution with a pH-buffered solution that includes a detergent and the biological sample to be tested for the presence of particular nucleic acid species using in vitro amplification. The invented method advantageously can improve detection of some target nucleic acids without substantially compromising detectability of others. The method is particularly useful for simultaneously preparing RNA and DNA templates that can be used in multiplex amplification reactions. | 01-13-2011 |
20110003305 | METHODS AND COMPOSITIONS FOR NUCLEIC ACID AMPLIFICATION - Compositions, reaction mixtures, and methods for performing an amplification reaction, including multiplex amplification reaction, wherein the method comprises using one or more amplification oligomer complexes comprising linked first and second amplification oligomer members. In one aspect, the amplification oligomer complex is hybridized to a target nucleic acid, the target nucleic acid with hybridized amplification oligomer complex is then captured, and other components are washed away. Target sequences of the target nucleic acids are pre-amplified to generate a first amplification product. The first amplification product is amplified in one or more secondary amplification reactions to generate second amplification products. | 01-06-2011 |
20100323362 | COMPOSITIONS AND METHODS FOR DETECTING NUCLEIC ACID FROM MOLLICUTES - Compositions, reaction mixtures, kits and methods used in amplifying and detecting nucleic acids from various species of the class Mollicutes. Particular regions of the 23S rRNA or its gene have been identified as preferred targets for nucleic acid amplification reactions of a sample suspected containing at least one species of Mollicutes. Some oligomers comprise tag regions, target closing regions, promoter sequences, and/or binding moieties. Samples can be from any source suspected of containing a species of the class Mollicutes. Preferred sample sources include bioreactors, cell lines, cell culture wares and pharmaceutical manufacturing wares. | 12-23-2010 |
20100311152 | Real-Time Amplification and Monitoring System Incorporating Vector-Based Algorithm for Analyzing Polynucleotide-Containing Samples - System for analyzing a polynucleotide-containing sample using real-time amplification and monitoring. The system includes a computer or processing device with software for performing a vector analysis of growth curves. The vector analysis advantageously simplifies polynucleotide quantitation by circumventing the need to establish thresholds used for calculating initiation of the growth phase, or to calculate derivatives. | 12-09-2010 |
20100294047 | METHOD AND SYSTEM FOR PERFORMING A MAGNETIC SEPARATION PROCEDURE - Methods, systems, and apparatus are provided for automated isolation of selected analytes, to which magnetically-responsive solid supports are bound, from other components of a sample. An apparatus for performing an automated magnetic separation procedure includes a mechanism for effecting linear movement of a magnet between operative and non-operative positions with respect to a receptacle device. A receptacle holding station within which a receptacle device may be temporarily stored prior to moving the receptacle to the apparatus for performing magnetic separation includes magnets for applying a magnetic field to the receptacle device held therein, thereby drawing at least a proton of the magnetically-responsive solid supports out of suspension before the receptacle device is moved to the magnetic separation station. An automated receptacle transport mechanism moves the receptacle devices between the apparatus for performing magnetic separation and the receptacle holding station. | 11-25-2010 |
20100288395 | Method and Apparatus for Effecting Automated Movement of a Magnet in an Instrument for Performing a Magnetic Separation Procedure - Methods, systems, and apparatus are provided for automated isolation of selected analytes, to which magnetically-responsive solid supports are bound, from other components of a sample. An apparatus for performing an automated magnetic separation procedure includes a mechanism for effecting linear movement of a magnet between operative and non-operative positions with respect to a receptacle device. A receptacle holding station within which a receptacle device may be temporarily stored prior to moving the receptacle to the apparatus for performing magnetic separation includes magnets for applying a magnetic field to the receptacle device held therein, thereby drawing at least a proton of the magnetically-responsive solid supports out of suspension before the receptacle device is moved to the magnetic separation station. An automated receptacle transport mechanism moves the receptacle devices between the apparatus for performing magnetic separation and the receptacle holding station. | 11-18-2010 |
20100288061 | Covered Rack for Holding Fluid Receptacles - A structure for holding sample-containing receptacles includes a cover with holes formed therein through which the receptacles can be accessed with a substance transfer mechanism, such as a robotic pipettor. When the transfer mechanism is inserted into and then withdrawn from a receptacle, a string of viscous material may be suspended from the mechanism. A viscous string removal element adjacent each opening engages the string of viscous material and dislodges the string from the mechanism when the mechanism moves in a prescribed path with respect to the removal element. A sample rack configured to hold receptacles and to be inserted into the structure below the cover includes a sample rack having receptacle-receiving pockets, each with a resilient element and a positioning feature for holding receptacles of varying sizes in a predetermined position within the receptacle receiving pocket, and a cover including features for preventing a receptacle from being pulled out of its receptacle-receiving pocket when the transfer mechanism is withdrawn from the receptacle. | 11-18-2010 |
20100288056 | Contamination Control for Liquid Handling - A structure for holding sample-containing receptacles includes a cover with holes formed therein through which the receptacles can be accessed with a substance transfer mechanism, such as a robotic pipettor. When the transfer mechanism is inserted into and then withdrawn from a receptacle, a string of viscous material may be suspended from the mechanism. A viscous string removal element adjacent each opening engages the string of viscous material and dislodges the string from the mechanism when the mechanism moves in a prescribed path with respect to the removal element. A sample rack configured to hold receptacles and to be inserted into the structure below the cover includes a sample rack having receptacle-receiving pockets, each with a resilient element and a positioning feature for holding receptacles of varying sizes in a predetermined position within the receptacle receiving pocket, and a cover including features for preventing a receptacle from being pulled out of its receptacle-receiving pocket when the transfer mechanism is withdrawn from the receptacle. | 11-18-2010 |
20100286383 | COMPOSITIONS TO DETECT CANDIDA ALBICANS NUCLEIC ACID - Compositions are disclosed as nucleic acid sequences that may be used as amplification oligomers, including primers, capture probes for sample preparation, and detection probes specific for | 11-11-2010 |
20100285450 | COMPOSITIONS AND ASSAYS TO DETECT INFLUENZA VIRUS A AND B NUCLEIC ACIDS - Methods for detecting influenza virus A and influenza virus B nucleic acids in biological samples by using in vitro amplification and detection are disclosed. Compositions that are target-specific nucleic acid sequences and kits comprising target-specific nucleic acid oligomers for amplifying in vitro influenza virus A or influenza virus B nucleic acid and detecting amplified nucleic acid sequences are disclosed. | 11-11-2010 |
20100279276 | METHODS FOR DETERMINING THE PRESENCE OF SARS CORONAVIRUS IN A SAMPLE - Methods for determining the presence of SARS-CoV in a test sample that include targeting the SARS-CoV 5′ leader sequence or the SARS-CoV 3′ terminal sequence. | 11-04-2010 |
20100240063 | SYSTEMS AND METHODS FOR DETECTING MULTIPLE OPTICAL SIGNALS - To minimize cross talk in systems and methods for detecting two or more different optical signals emitted from each of a plurality of reaction receptacles, an excitation signal associated with each of the optical signals has a known excitation frequency, and any detected signal having a frequency that is inconsistent with the excitation frequency is discarded. The receptacles are moved relative to optical sensors configured to detect each unique optical signal from an associated receptacle, and to further minimize cross talk, the optical sensors are arranged so that only one reaction receptacle at a time is in a signal detecting position with respect to one of its associated optical sensors, and the optical sensors are grouped by the optical signal they are configured to detect so that a first optical signal is detected from each of the reaction receptacles before a second optical signal is detected from the reaction receptacles. | 09-23-2010 |
20100216155 | Method and Kit for Identifying Antibiotic-Resistant Microorganisms - The invention provides a rapid sample-processing method for preparing hybridization reaction mixtures substantially depleted of RNA, and a method of identifying the methicillin-resistance status and vancomycin-resistance status of an organism. | 08-26-2010 |
20100216141 | COMPOSITIONS AND METHODS TO DETECT LEGIONELLA PNEUMOPHILA NUCLEIC ACID - Compositions are disclosed as nucleic acid sequences that may be used as amplification oligomers, including primers, capture probes for sample preparation, and detection probes specific for | 08-26-2010 |
20100203547 | METHOD FOR ACCESSING THE CONTENTS OF A CLOSED VESSEL CONTAINING A SPECIMEN RETRIEVAL DEVICE - Method for obtaining a fluid from a collection device assembled to isolate a specimen retrieval device from the pathway of a fluid transfer device used to penetrate a cap of the collection device and to draw and remove the fluid from the collection device for analysis. | 08-12-2010 |
20100196908 | SYSTEMS AND METHODS FOR DETECTING A SIGNAL AND APPLYING THERMAL ENERGY TO A SIGNAL TRANSMISSION ELEMENT - A signal detection system configured for detecting a signal emitted by the contents of a reaction receptacle is also configured to apply thermal energy to a portion of the reaction receptacle to affect a reaction occurring within the reaction receptacle. More particularly, a system for detecting electromagnetic radiation emitted by the contents of a reaction receptacle includes a transmission element configured for transmitting electromagnetic radiation from the contents of the receptacle, a thermal element associated with the transmission element and configured to apply thermal energy to at least a portion of the receptacle, and a detector configured to receive electromagnetic radiation from the transmission element and to generate a signal corresponding to a characteristic of the electromagnetic radiation received by the detector. | 08-05-2010 |
20100196903 | COMPOSITIONS AND METHODS TO DETECT TMPRSS2/ERG TRANSCRIPT VARIANTS IN PROSTATE CANCER - Compositions and methods for detecting TMPRSS2/ERG transcript variants in prostate cancer are provided. The compositions and methods have utility in prostate cancer diagnosis. | 08-05-2010 |
20100190215 | PENETRABLE CAP - A cap having a core structure dimensioned to receive a pipette therethrough. The cap includes two axially aligned frangible seals that are affixed to the core structure in a spaced-apart relationship. The frangible seals include a foil layer and are constructed so that air passageways are formed between the frangible seals and a pipette tip when the pipette tip penetrates the frangible seals. The cap optionally includes a filter interposed between the first and second frangible seals. | 07-29-2010 |
20100190149 | CROSS-REACTIVE HYBRIDIZATION PROBE FOR DETECTING HIV-1 AND HIV-2 NUCLEIC ACIDS IN THE p31 GENE SEQUENCE - Cross-reacting hybridization probe for detecting HIV-1 and HIV-2 nucleic acids. The probe advantageously exhibited uniformly high signal-to-noise ratios when hybridized to HIV-1 and HIV-2 target nucleic acids. The probe can be used, for example, in screening applications for detecting donated blood contaminated with either of the two analytes. | 07-29-2010 |
20100159561 | KITS FOR AMPLIFYING DNA - Kits for amplifying DNA which include a priming oligonucleotide that hybridizes to a 3′-end of a DNA target sequence, a displacer oligonucleotide that hybridizes to a target nucleic acid containing the DNA target sequence at a position upstream from the priming oligonucleotide, and a promoter oligonucleotide that includes a region that hybridizes to a 3′-region of a DNA primer extension product that includes the priming oligonucleotide and a promoter for an RNA polymerase. The priming oligonucleotide does not include an RNA region that hybridizes to the target nucleic acid and is selectively degraded by an enzyme activity when hybridized to the target nucleic acid. The kits do not include a restriction endonuclease and oligonucleotides that include a promoter for an RNA polymerase are all modified to prevent the initiation of DNA synthesis therefrom. | 06-24-2010 |
20100159530 | COMPOSITIONS AND METHODS TO DETECT CANDIDA ALBICANS NUCLEIC ACID - Compositions are disclosed as nucleic acid sequences that may be used as amplification oligomers, including primers, capture probes for sample preparation, and detection probes specific for | 06-24-2010 |
20100129822 | COMPOSITIONS AND METHODS FOR DETECTING SMALL RNAS, AND USES THEREOF - Compositions and methods are provided for the detection of small RNA target nucleic acids, preferably miRNA target nucleic acids, wherein the compositions and methods provide for sensitive and specific detection of the target nucleic acids. The compositions and methods include using one or more of a first amplification oligomer that is preferably an extender primer, a target capture oligomer that is preferably at least partially double stranded, a promoter primer/provider, a reverse primer that is preferably a universal primer and a detection probe. The compositions and methods are useful for diagnostics, prognostics, monitoring the effectiveness of treatment and/or determining a treatment. | 05-27-2010 |
20100124749 | COMPOSITIONS, KITS AND METHODS FOR DETECTION OF CAMPYLOBACTER NUCLEIC ACID - The disclosed invention is related to compositions, kits and methods comprising one or more oligomers targeting 16S rRNA target nucleic acid from | 05-20-2010 |
20100105027 | DETECTION OF NUCLEIC ACIDS FROM MULTIPLE TYPES OF HUMAN PAPILLOMAVIRUSES - Nucleic acid oligonucleotide sequences are disclosed which include amplification oligomers and probe oligomers which are useful for detecting multiple types of human papillomaviruses (HPV) associated with cervical cancer. Methods for detecting multiple HPV types in biological specimens by amplifying HPV nucleic acid sequences in vitro and detecting the amplified products are disclosed. | 04-29-2010 |
20100003693 | Compositions and Methods For Detecting The Presence Of Cryptosporidium Organisms In A Test Sample - The present invention describes novel oligonucleotides targeted to nucleic acid sequences derived from | 01-07-2010 |
20090305293 | COMPOSITIONS AND METHODS TO DETECT CANDIDA ALBICANS NUCLEIC ACID - Compositions are disclosed as nucleic acid sequences that may be used as amplification oligomers, including primers, capture probes for sample preparation, and detection probes specific for | 12-10-2009 |
20090301230 | METHOD FOR REMOVING A FLUID SUBSTANCE FROM A SEALED COLLECTION DEVICE - A method for removing a fluid substance from a sealed collection device comprising a cap and a fluid-holding vessel, where the method aids in venting air from the collection device when the cap is penetrated by a fluid transfer device used to withdraw a fluid substance from the vessel. Venting is aided by incorporating a pause step between penetrating the cap and contacting the fluid substance held by the vessel with the fluid transfer device or by contacting the cap at a slower speed than the fluid transfer device enters the collection device after the cap has been penetrated. | 12-10-2009 |
20090291431 | COMPOSITIONS AND METHODS TO DETECT LEGIONELLA PNEUMOPHILA NUCLEIC ACID - Compositions are disclosed as nucleic acid sequences that may be used as amplification oligomers, including primers, capture probes for sample preparation, and detection probes specific for | 11-26-2009 |
20090286249 | INACTIVATABLE TARGET CAPTURE OLIGOMERS FOR USE IN THE SELECTIVE HYBRIDIZATION AND CAPTURE OF TARGET NUCLEIC ACID SEQUENCES - The present invention provides compositions, kits and methods for the selective hybridization and capture of a specific target nucleic acid. The specific target nucleic acid may be present in a heterogeneous mixture of nucleic acids. Selective hybridization and capture provides a target nucleic acid that is substantially free of non-target and/or contaminating nucleic acids. Target nucleic acids that have been selectively hybridized and captured using the current invention are then used in subsequent analysis, wherein the presence of non-target and/or contaminating nucleic acids that interfere with said subsequent analysis have been substantially reduced or eliminated, thereby providing improved analysis results. The invention offers the further advantage of requiring less stringent purification and/or sterility efforts than conventionally needed in order to ensure that enzymes and other reagents used in subsequent analysis, or present in the environment in which an assay is performed, are free of bacterial or other contaminating nucleic acids. | 11-19-2009 |
20090269764 | COMPOSITIONS AND METHODS FOR DETECTION OF PROPIONIBACTERIUM ACNES NUCLEIC ACID - Methods for amplifying and detecting | 10-29-2009 |
20090263806 | Method for detecting chikungunya virus - Compositions, methods and kits for detecting Chikungunya viral nucleic acids. Particularly described are methods for detecting very low levels of the viral nucleic acids using nucleic acid amplification. | 10-22-2009 |
20090220981 | COMPOSITIONS AND METHODS FOR DETERMINING THE PRESENCE OF CHLAMYDOPHILA PNEUMONIAE IN A TEST SAMPLE - Oligonucleotides for use in determining the presence of | 09-03-2009 |
20090208966 | METHOD FOR REMOVING A FLUID SUBSTANCE FROM A CLOSED SYSTEM - A cap which can form an essentially leak-proof seal with an open-ended vessel capable of receiving and holding fluid specimens or other materials for analysis. To minimize potentially contaminating contact between a fluid sample present in the vessel and humans or the environment, the present invention features a cap having a frangible seal which is penetrable by a plastic pipette tip or other fluid transfer device. The cap further includes a filter for limiting dissemination of an aerosol or bubbles once the frangible seal has been pierced. The filter is positioned between the frangible seal and a retaining structure. The retaining structure is positioned on the cap above the filter and may be used to contain the filter within the cap. The material of the retaining structure may be penetrable by a fluid transfer device. | 08-20-2009 |
20090203007 | METHOD FOR OBTAINING AND INITIATING AMPLIFICATION OF A TARGET NUCLEIC ACID SEQUENCE - The present invention relates to oligonucleotides useful for determining the presence of | 08-13-2009 |
20090191596 | ALKALINE SHOCK-BASED PREPARATION OF NUCLEIC ACIDS - Method of preparing a biological sample appropriate for use in a subsequent in vitro nucleic acid amplification reaction. The method involves a rapid, transient exposure to alkaline conditions which can be achieved by mixing an alkaline solution with a pH-buffered solution that includes a detergent and the biological sample to be tested for the presence of particular nucleic acid species using in vitro amplification. The invented method advantageously can improve detection of some target nucleic acids without substantially compromising detectability of others. The method is particularly useful for simultaneously preparing RNA and DNA templates that can be used in multiplex amplification reactions. | 07-30-2009 |
20090181395 | DETECTION OF ANTIBIOTIC-RESISTANT MICROORGANISMS - Method of detecting methicillin-resistant | 07-16-2009 |
20090176241 | COMPOSITIONS AND METHODS FOR DETECTING GROUP B STREPTOCOCCI - Compositions, methods and kits for detecting Group B streptococci. Particularly described are oligonucleotides that are useful as amplification primers and hybridization probes for detecting very low levels of Group B streptococci nucleic acids. | 07-09-2009 |
20090170168 | METHOD FOR MAKING AVAILABLE A PRIMING OLIGONUCLEOTIDE - The present invention is directed to novel methods of synthesizing multiple copies of a target nucleic acid sequence which are autocatalytic (i.e., able to cycle automatically without the need to modify reaction conditions such as temperature, pH, or ionic strength and using the product of one cycle in the next one). In particular, the present invention discloses a method of nucleic acid amplification which is robust and efficient, while reducing the appearance of side-products. The method uses only one primer, the “priming oligonucleotide,” a promoter oligonucleotide modified to prevent polymerase extension from its 3′-terminus and, optionally, a means for terminating a primer extension reaction, to amplify RNA or DNA molecules in vitro, while reducing or substantially eliminating the formation of side-products. The method of the present invention minimizes or substantially eliminates the emergence of side-products, thus providing a high level of specificity. Furthermore, the appearance of side-products can complicate the analysis of the amplification reaction by various molecular detection techniques. The present invention minimizes or substantially eliminates this problem, thus providing an enhanced level of sensitivity. | 07-02-2009 |
20090170110 | COMPOSITIONS AND METHODS TO DETECT CANDIDA ALBICANS NUCLEIC ACID - Compositions are disclosed as nucleic acid sequences that may be used as amplification oligomers, including primers, capture probes for sample preparation, and detection probes specific for | 07-02-2009 |
20090142771 | Methods and Instruments for Processing a Sample in a Multi-Chambered Receptacle - A receptacle having a plurality of interconnected chambers arranged to permit multiple process steps or processes to be performed independently or simultaneously. The receptacles are manufactured to separate liquid from dried reagents and to maintain the stability of the dried reagents. An immiscible liquid, such as an oil, is included to control loading of process materials, facilitate mixing and reconstitution of dried reagents, limit evaporation, control heating of reaction materials, concentrate solid support materials to prevent clogging of fluid connections, provide minimum volumes for fluid transfers, and to prevent process materials from sticking to chamber surfaces. The receptacles can be adapted for use in systems having a processing instrument that includes an actuator system for selectively moving fluid substances between chambers and a detector. The actuator system can be arranged to concentrate an analyte present in a sample. The detector can be used to detect an optical signal emitted by the contents of the receptacle. | 06-04-2009 |
20090142745 | INSTRUMENTS AND METHODS FOR EXPOSING A RECEPTACLE TO MULTIPLE THERMAL ZONES - A receptacle having a plurality of interconnected chambers arranged to permit multiple process steps or processes to be performed independently or simultaneously. The receptacles are manufactured to separate liquid from dried reagents and to maintain the stability of the dried reagents. An immiscible liquid, such as an oil, is included to control loading of process materials, facilitate mixing and reconstitution of dried reagents, limit evaporation, control heating of reaction materials, concentrate solid support materials to prevent clogging of fluid connections, provide minimum volumes for fluid transfers, and to prevent process materials from sticking to chamber surfaces. The receptacles can be adapted for use in systems having a processing instrument that includes an actuator system for selectively moving fluid substances between chambers and a detector. The actuator system can be arranged to concentrate an analyte present in a sample. The detector can be used to detect an optical signal emitted by the contents of the receptacle. | 06-04-2009 |
20090139992 | RECEPTACLES FOR STORING SUBSTANCES IN DIFFERENT PHYSICAL STATES - A receptacle having a plurality of interconnected chambers arranged to permit multiple process steps or processes to be performed independently or simultaneously. The receptacles are manufactured to separate liquid from dried reagents and to maintain the stability of the dried reagents. An immiscible liquid, such as an oil, is included to control loading of process materials, facilitate mixing and reconstitution of dried reagents, limit evaporation, control heating of reaction materials, concentrate solid support materials to prevent clogging of fluid connections, provide minimum volumes for fluid transfers, and to prevent process materials from sticking to chamber surfaces. The receptacles can be adapted for use in systems having a processing instrument that includes an actuator system for selectively moving fluid substances between chambers and a detector. The actuator system can be arranged to concentrate an analyte present in a sample. The detector can be used to detect an optical signal emitted by the contents of the receptacle. | 06-04-2009 |
20090137029 | Multi-Chambered Receptacles - A receptacle having a plurality of interconnected chambers arranged to permit multiple process steps or processes to be performed independently or simultaneously. The receptacles are manufactured to separate liquid from dried reagents and to maintain the stability of the dried reagents. An immiscible liquid, such as an oil, is included to control loading of process materials, facilitate mixing and reconstitution of dried reagents, limit evaporation, control heating of reaction materials, concentrate solid support materials to prevent clogging of fluid connections, provide minimum volumes for fluid transfers, and to prevent process materials from sticking to chamber surfaces. The receptacles can be adapted for use in systems having a processing instrument that includes an actuator system for selectively moving fluid substances between chambers and a detector. The actuator system can be arranged to concentrate an analyte present in a sample. The detector can be used to detect an optical signal emitted by the contents of the receptacle. | 05-28-2009 |
20090136963 | METHODS OF CONCENTRATING AN ANALYTE - A receptacle having a plurality of interconnected chambers arranged to permit multiple process steps or processes to be performed independently or simultaneously. The receptacles are manufactured to separate liquid from dried reagents and to maintain the stability of the dried reagents. An immiscible liquid, such as an oil, is included to control loading of process materials, facilitate mixing and reconstitution of dried reagents, limit evaporation, control heating of reaction materials, concentrate solid support materials to prevent clogging of fluid connections, provide minimum volumes for fluid transfers, and to prevent process materials from sticking to chamber surfaces. The receptacles can be adapted for use in systems having a processing instrument that includes an actuator system for selectively moving fluid substances between chambers and a detector. The actuator system can be arranged to concentrate an analyte present in a sample. The detector can be used to detect an optical signal emitted by the contents of the receptacle. | 05-28-2009 |
20090136913 | Gravity-Assisted Mixing Methods - A receptacle having a plurality of interconnected chambers arranged to permit multiple process steps or processes to be performed independently or simultaneously. The receptacles are manufactured to separate liquid from dried reagents and to maintain the stability of the dried reagents. An immiscible liquid, such as an oil, is included to control loading of process materials, facilitate mixing and reconstitution of dried reagents, limit evaporation, control heating of reaction materials, concentrate solid support materials to prevent clogging of fluid connections, provide minimum volumes for fluid transfers, and to prevent process materials from sticking to chamber surfaces. The receptacles can be adapted for use in systems having a processing instrument that includes an actuator system for selectively moving fluid substances between chambers and a detector. The actuator system can be arranged to concentrate an analyte present in a sample. The detector can be used to detect an optical signal emitted by the contents of the receptacle. | 05-28-2009 |
20090134046 | INSTRUMENTS AND METHODS FOR MIXING THE CONTENTS OF A DETECTION CHAMBER - A receptacle having a plurality of interconnected chambers arranged to permit multiple process steps or processes to be performed independently or simultaneously. The receptacles are manufactured to separate liquid from dried reagents and to maintain the stability of the dried reagents. An immiscible liquid, such as an oil, is included to control loading of process materials, facilitate mixing and reconstitution of dried reagents, limit evaporation, control heating of reaction materials, concentrate solid support materials to prevent clogging of fluid connections, provide minimum volumes for fluid transfers, and to prevent process materials from sticking to chamber surfaces. The receptacles can be adapted for use in systems having a processing instrument that includes an actuator system for selectively moving fluid substances between chambers and a detector. The actuator system can be arranged to concentrate an analyte present in a sample. The detector can be used to detect an optical signal emitted by the contents of the receptacle. | 05-28-2009 |
20090130749 | Temperature-Controlled Incubator Having Rotatable Door - An automated analyzer for performing multiple diagnostic assays simultaneously includes multiple stations, or modules, in which discrete aspects of the assay are performed on fluid samples contained in reaction receptacles. The analyzer includes stations for automatically preparing a specimen sample, incubating the sample at prescribed temperatures for prescribed periods, performing an analyte isolation procedure, and ascertaining the presence of a target analyte. An automated receptacle transporting system moves the reaction receptacles from one station to the next. The analyzer further includes devices for carrying a plurality of specimen tubes and disposable pipette tips in a machine-accessible manner, a device for agitating containers of target capture reagents comprising suspensions of solid support material and for presenting the containers for machine access thereto, and a device for holding containers of reagents in a temperature controlled environment and presenting the containers for machine access thereto. A method for performing an automated diagnostic assay includes an automated process for isolating and amplifying a target analyte. The process is performed by automatically moving each of a plurality of reaction receptacles containing a solid support material and a fluid sample between stations for incubating the contents of the reaction receptacle and for separating the target analyte bound to the solid support from the fluid sample. An amplification reagent is added to the separated analyte after the analyte separation step and before a final incubation step. | 05-21-2009 |
20090098567 | COLLECTION DEVICE - A cap which can form an essentially leak-proof seal with an open-ended vessel capable of receiving and holding fluid specimens or other materials for analysis. To minimize potentially contaminating contact between a fluid sample present in the vessel and humans or the environment, the present invention features a cap having a frangible seal which is penetrable by a plastic pipette tip or other fluid transfer device. The cap further includes a filter for limiting dissemination of an aerosol or bubbles once the frangible seal has been pierced. The filter is positioned between the frangible seal and a retaining structure. The retaining structure is positioned on the cap above the filter and may be used to contain the filter within the cap. The material of the retaining structure may be penetrable by a fluid transfer device. | 04-16-2009 |
20090098023 | Method and Apparatus for Stripping a Contact-Limiting Element from a Pipette Probe - An automated analyzer for performing multiple diagnostic assays simultaneously includes multiple stations, or modules, in which discrete aspects of the assay are performed on fluid samples contained in reaction receptacles. The analyzer includes stations for automatically preparing a specimen sample, incubating the sample at prescribed temperatures for prescribed periods, performing an analyte isolation procedure, and ascertaining the presence of a target analyte. An automated receptacle transporting system moves the reaction receptacles from one station to the next. The analyzer further includes devices for carrying a plurality of specimen tubes and disposable pipette tips in a machine-accessible manner, a device for agitating containers of target capture reagents comprising suspensions of solid support material and for presenting the containers for machine access thereto, and a device for holding containers of reagents in a temperature controlled environment and presenting the containers for machine access thereto. A method for performing an automated diagnostic assay includes an automated process for isolating and amplifying a target analyte. The process is performed by automatically moving each of a plurality of reaction receptacles containing a solid support material and a fluid sample between stations for incubating the contents of the reaction receptacle and for separating the target analyte bound to the solid support from the fluid sample. An amplification reagent is added to the separated analyte after the analyte separation step and before a final incubation step. | 04-16-2009 |
20090095419 | Method and Apparatus for Stripping a Contact-Limiting Element from a Pipette Probe - An automated analyzer for performing multiple diagnostic assays simultaneously includes multiple stations, or modules, in which discrete aspects of the assay are performed on fluid samples contained in reaction receptacles. The analyzer includes stations for automatically preparing a specimen sample, incubating the sample at prescribed temperatures for prescribed periods, performing an analyte isolation procedure, and ascertaining the presence of a target analyte. An automated receptacle transporting system moves the reaction receptacles from one station to the next. The analyzer further includes devices for carrying a plurality of specimen tubes and disposable pipette tips in a machine-accessible manner, a device for agitating containers of target capture reagents comprising suspensions of solid support material and for presenting the containers for machine access thereto, and a device for holding containers of reagents in a temperature controlled environment and presenting the containers for machine access thereto. A method for performing an automated diagnostic assay includes an automated process for isolating and amplifying a target analyte. The process is performed by automatically moving each of a plurality of reaction receptacles containing a solid support material and a fluid sample between stations for incubating the contents of the reaction receptacle and for separating the target analyte bound to the solid support from the fluid sample. An amplification reagent is added to the separated analyte after the analyte separation step and before a final incubation step. | 04-16-2009 |
20090095091 | Method and Apparatus for Stripping a Contact-Limiting Element from a Pipette Probe - An automated analyzer for performing multiple diagnostic assays simultaneously includes multiple stations, or modules, in which discrete aspects of the assay are performed on fluid samples contained in reaction receptacles. The analyzer includes stations for automatically preparing a specimen sample, incubating the sample at prescribed temperatures for prescribed periods, performing an analyte isolation procedure, and ascertaining the presence of a target analyte. An automated receptacle transporting system moves the reaction receptacles from one station to the next. The analyzer further includes devices for carrying a plurality of specimen tubes and disposable pipette tips in a machine-accessible manner, a device for agitating containers of target capture reagents comprising suspensions of solid support material and for presenting the containers for machine access thereto, and a device for holding containers of reagents in a temperature controlled environment and presenting the containers for machine access thereto. A method for performing an automated diagnostic assay includes an automated process for isolating and amplifying a target analyte. The process is performed by automatically moving each of a plurality of reaction receptacles containing a solid support material and a fluid sample between stations for incubating the contents of the reaction receptacle and for separating the target analyte bound to the solid support from the fluid sample. An amplification reagent is added to the separated analyte after the analyte separation step and before a final incubation step. | 04-16-2009 |
20090068074 | Temperature-Controlled Incubator Having An Arcuate Closure Panel - An automated analyzer for performing multiple diagnostic assays simultaneously includes multiple stations, or modules, in which discrete aspects of the assay are performed on fluid samples contained in reaction receptacles. The analyzer includes stations for automatically preparing a specimen sample, incubating the sample at prescribed temperatures for prescribed periods, performing an analyte isolation procedure, and ascertaining the presence of a target analyte. An automated receptacle transporting system moves the reaction receptacles from one station to the next. The analyzer further includes devices for carrying a plurality of specimen tubes and disposable pipette tips in a machine-accessible manner, a device for agitating containers of target capture reagents comprising suspensions of solid support material and for presenting the containers for machine access thereto, and a device for holding containers of reagents in a temperature controlled environment and presenting the containers for machine access thereto. A method for performing an automated diagnostic assay includes an automated process for isolating and amplifying a target analyte. The process is performed by automatically moving each of a plurality of reaction receptacles containing a solid support material and a fluid sample between stations for incubating the contents of the reaction receptacle and for separating the target analyte bound to the solid support from the fluid sample. An amplification reagent is added to the separated analyte after the analyte separation step and before a final incubation step. | 03-12-2009 |
20090067280 | Method for Agitating the Contents of A Reaction Receptacle Within A Temperature-Controlled Environment - An automated analyzer for performing multiple diagnostic assays simultaneously includes multiple stations, or modules, in which discrete aspects of the assay are performed on fluid samples contained in reaction receptacles. The analyzer includes stations for automatically preparing a specimen sample, incubating the sample at prescribed temperatures for prescribed periods, performing an analyte isolation procedure, and ascertaining the presence of a target analyte. An automated receptacle transporting system moves the reaction receptacles from one station to the next. The analyzer further includes devices for carrying a plurality of specimen tubes and disposable pipette tips in a machine-accessible manner, a device for agitating containers of target capture reagents comprising suspensions of solid support material and for presenting the containers for machine access thereto, and a device for holding containers of reagents in a temperature controlled environment and presenting the containers for machine access thereto. A method for performing an automated diagnostic assay includes an automated process for isolating and amplifying a target analyte. The process is performed by automatically moving each of a plurality of reaction receptacles containing a solid support material and a fluid sample between stations for incubating the contents of the reaction receptacle and for separating the target analyte bound to the solid support from the fluid sample. An amplification reagent is added to the separated analyte after the analyte separation step and before a final incubation step. | 03-12-2009 |
20090047659 | AMPLIFICATION OF HIV-1 SEQUENCES FOR DETECTION OF SEQUENCES ASSOCIATED WITH DRUG-RESISTANCE MUTATIONS - Sequences of nucleic acid oligonucleotides for amplifying different portions of gag and pol genes of HIV-1 and for detecting such amplified nucleic acid sequences are disclosed. Methods of amplifying and detecting HIV-1 nucleic acid in a biological sample using the amplification oligonucleotides specific for gag and pol target sequences are disclosed. | 02-19-2009 |
20090029877 | Automated System for Isolating, Amplifying, and Detecting a Target Nucleic Acid Sequence Present in a Fluid Sample - An automated analyzer for performing multiple diagnostic assays simultaneously includes multiple stations, or modules, in which discrete aspects of the assay are performed on fluid samples contained in reaction receptacles. The analyzer includes stations for automatically preparing a specimen sample, incubating the sample at prescribed temperatures for prescribed periods, performing an analyte isolation procedure, and ascertaining the presence of a target analyte. An automated receptacle transporting system moves the reaction receptacles from one station to the next. The analyzer further includes devices for carrying a plurality of specimen tubes and disposable pipette tips in a machine-accessible manner, a device for agitating containers of target capture reagents comprising suspensions of solid support material and for presenting the containers for machine access thereto, and a device for holding containers of reagents in a temperature controlled environment and presenting the containers for machine access thereto. A method for performing an automated diagnostic assay includes an automated process for isolating and amplifying a target analyte. The process is performed by automatically moving each of a plurality of reaction receptacles containing a solid support material and a fluid sample between stations for incubating the contents of the reaction receptacle and for separating the target analyte bound to the solid support from the fluid sample. An amplification reagent is added to the separated analyte after the analyte separation step and before a final incubation step. | 01-29-2009 |
20090029871 | METHOD FOR SIMULTANEOUSLY PERFORMING MULTIPLE AMPLIFICATION REACTIONS - An automated analyzer for performing multiple diagnostic assays simultaneously includes multiple stations, or modules, in which discrete aspects of the assay are performed on fluid samples contained in reaction receptacles. The analyzer includes stations for automatically preparing a specimen sample, incubating the sample at prescribed temperatures for prescribed periods, performing an analyte isolation procedure, and ascertaining the presence of a target analyte. An automated receptacle transporting system moves the reaction receptacles from one station to the next. The analyzer further includes devices for carrying a plurality of specimen tubes and disposable pipette tips in a machine-accessible manner, a device for agitating containers of target capture reagents comprising suspensions of solid support material and for presenting the containers for machine access thereto, and a device for holding containers of reagents in a temperature controlled environment and presenting the containers for machine access thereto. A method for performing an automated diagnostic assay includes an automated process for isolating and amplifying a target analyte. The process is performed by automatically moving each of a plurality of reaction receptacles containing a solid support material and a fluid sample between stations for incubating the contents of the reaction receptacle and for separating the target analyte bound to the solid support from the fluid sample. An amplification reagent is added to the separated analyte after the analyte separation step and before a final incubation step. | 01-29-2009 |
20090029360 | Nucleic Acid Amplification and Detection of Mycobacterium Species - Oligonucleotides used to prime in vitro nucleic acid amplification of 16S rRNA sequences or DNA encoding 16S rRNA sequences for many species within the genus | 01-29-2009 |
20090029352 | Method for detecting the Presence of A Nucleic Acid in A Sample - An automated analyzer for performing multiple diagnostic assays simultaneously includes multiple stations, or modules, in which discrete aspects of the assay are performed on fluid samples contained in reaction receptacles. The analyzer includes stations for automatically preparing a specimen sample, incubating the sample at prescribed temperatures for prescribed periods, performing an analyte isolation procedure, and ascertaining the presence of a target analyte. An automated receptacle transporting system moves the reaction receptacles from one station to the next. The analyzer further includes devices for carrying a plurality of specimen tubes and disposable pipette tips in a machine-accessible manner, a device for agitating containers of target capture reagents comprising suspensions of solid support material and for presenting the containers for machine access thereto, and a device for holding containers of reagents in a temperature controlled environment and presenting the containers for machine access thereto. A method for performing an automated diagnostic assay includes an automated process for isolating and amplifying a target analyte. The process is performed by automatically moving each of a plurality of reaction receptacles containing a solid support material and a fluid sample between stations for incubating the contents of the reaction receptacle and for separating the target analyte bound to the solid support from the fluid sample. An amplification reagent is added to the separated analyte after the analyte separation step and before a final incubation step. | 01-29-2009 |
20090021728 | Multi-Channel Optical Measurement Instrument - A receptacle having a plurality of interconnected chambers arranged to permit multiple process steps or processes to be performed independently or simultaneously. The receptacles are manufactured to separate liquid from dried reagents and to maintain the stability of the dried reagents. An immiscible liquid, such as an oil, is included to control loading of process materials, facilitate mixing and reconstitution of dried reagents, limit evaporation, control heating of reaction materials, concentrate solid support materials to prevent clogging of fluid connections, provide minimum volumes for fluid transfers, and to prevent process materials from sticking to chamber surfaces. The receptacles can be adapted for use in systems having a processing instrument that includes an actuator system for selectively moving fluid substances between chambers and a detector. The actuator system can be arranged to concentrate an analyte present in a sample. The detector can be used to detect an optical signal emitted by the contents of the receptacle. | 01-22-2009 |
20080311559 | DETECTION OF NUCLEIC ACIDS FROM MULTIPLE TYPES OF HUMAN PAPILLOMAVIRUSES - Nucleic acid oligonucleotide sequences are disclosed which include amplification oligomers and probe oligomers which are useful for detecting multiple types of human papillomaviruses (HPV) associated with cervical cancer. Methods for detecting multiple HPV types in biological specimens by amplifying HPV nucleic acid sequences in vitro and detecting the amplified products are disclosed. | 12-18-2008 |
20080305482 | METHODS AND COMPOSITIONS FOR NUCLEIC ACID AMPLIFICATION - Compositions that are used in nucleic acid amplification in vitro are disclosed, which include a target specific universal (TSU) promoter primer or promoter provider oligonucleotide that includes a target specific (TS) sequence that hybridizes specifically to a target sequence that is amplified and a universal (U) sequence that is introduced into the sequence that is amplified, by using a primer for the universal sequence. Methods of nucleic acid amplification in vitro are disclosed that use one or more TSU oligonucleotides to attached a U sequence to a target nucleic acid in a target capture step and then use a primer for a U sequence in subsequent amplification steps performed in substantially isothermal conditions to make amplification products that contain a U sequence that indicates the presence of the target nucleic acid in a sample. | 12-11-2008 |
20080305010 | STRIATED CAP - A cap for use in forming a sealed container with a fluid-holding vessel. The cap includes a downwardly tapered inner wall having a plurality of radially extending striations for improving the penetrability of the cap and for facilitating the formation of air passageways. | 12-11-2008 |
20080286775 | METHODS OF NONSPECIFIC TARGET CAPTURE OF NUCLEIC ACIDS - Methods for capturing a target nucleic acid from a sample by using a capture probe that binds nonspecifically to the target nucleic acid and binds specifically to an immobilized probe via a specific binding pair that has one member on the capture probe and one member on the immobilized probe are disclosed. Compositions that include a capture probe that binds nonspecifically to a target nucleic acid and specifically to an immobilized probe via binding of members of a specific binding pair in a solution phase of a reaction mixture are disclosed. | 11-20-2008 |
20080282816 | AUTOMATED SAMPLING SYSTEM - A sample carrier having a top wall, a base, and a support wall joining the top wall and the base. The top wall includes aligned, spaced-apart openings on at least one side of the support wall which are sized to receive sample tubes. Sleeves depending from the top wall and circumscribing each opening direct sample tubes into sample tube holding areas. The sample tube holding areas each include one or more retaining walls extending upward from the base opposite the support wall. Springs extending outward from the support wall bias sample tubes against the retaining walls. A drip shield comprising a cover plate, a pair of through-holes for accessing sample tubes in the sample carrier, and a depending fin which separates sample tubes on opposite sides of the support wall protects against cross-contamination between sample tubes held by the sample carrier. | 11-20-2008 |
20080274514 | PENETRABLE CAP HAVING SPACED-APART GROOVES - A cap having a plurality of spaced-apart grooves in a downwardly tapered inner wall of the cap to facilitate the formation of air passageways as the cap is penetrated by a pipette tip. The air passageways aid in venting air from a fluid-holding vessel closed with the cap. | 11-06-2008 |
20080274449 | ASSAY FOR DETECTION OF HUMAN PARVOVIRUS B19 NUCLEIC ACID - Nucleic acid oligomers specific for human parvovirus B19 genomic DNA are disclosed. An assay for amplifying and detecting human parvovirus B19 nucleic acid in biological specimens is disclosed. Compositions for detecting the presence of parvovirus B19 genomic DNA in human biological specimens are disclosed. | 11-06-2008 |
20080268528 | Automated analyzer for use in performing nucleic Acid-based amplification reactions - An automated analyzer for performing multiple diagnostic assays simultaneously includes multiple stations, or modules, in which discrete aspects of the assay are performed on fluid samples contained in reaction receptacles. The analyzer includes stations for automatically preparing a specimen sample, incubating the sample at prescribed temperatures for prescribed periods, performing an analyte isolation procedure, and ascertaining the presence of a target analyte. An automated receptacle transporting system moves the reaction receptacles from one station to the next. The analyzer further includes devices for carrying a plurality of specimen tubes and disposable pipette tips in a machine-accessible manner, a device for agitating containers of target capture reagents comprising suspensions of solid support material and for presenting the containers for machine access thereto, and a device for holding containers of reagents in a temperature controlled environment and presenting the containers for machine access thereto. A method for performing an automated diagnostic assay includes an automated process for isolating and amplifying a target analyte. The process is performed by automatically moving each of a plurality of reaction receptacles containing a solid support material and a fluid sample between stations for incubating the contents of the reaction receptacle and for separating the target analyte bound to the solid support from the fluid sample. An amplification reagent is added to the separated analyte after the analyte separation step and before a final incubation step. | 10-30-2008 |
20080268452 | COMPOSITIONS, KITS AND RELATED METHODS FOR THE DETECTION AND/OR MONITORING OF PSEUDOMONAS AERUGINOSA - The present invention provides compositions, methods and kits for the species-specific detection of | 10-30-2008 |
20080245163 | PENETRABLE CAP HAVING RIB STRUCTURES - A cap having a plurality of rib structures situated on an inner wall of the cap to facilitate the formation of air passageways as the cap is penetrated by a pipette tip. The air passageways aid in venting air from a fluid-holding vessel closed with the cap. | 10-09-2008 |
20080241893 | METHODS FOR AMPLIFYING TRICHOMONAS VAGINALIS-DERIVED NUCLEIC ACID - Oligonucleotides useful for determining the presence of | 10-02-2008 |
20080241837 | Automated Method for Determining the Presence of a Target Nucleic Acid in a Sample - An automated analyzer for performing multiple diagnostic assays simultaneously includes multiple stations, or modules, in which discrete aspects of the assay are performed on fluid samples contained in reaction receptacles. The analyzer includes stations for automatically preparing a specimen sample, incubating the sample at prescribed temperatures for prescribed periods, performing an analyte isolation procedure, and ascertaining the presence of a target analyte. An automated receptacle transporting system moves the reaction receptacles from one station to the next. The analyzer further includes devices for carrying a plurality of specimen tubes and disposable pipette tips in a machine-accessible manner, a device for agitating containers of target capture reagents comprising suspensions of solid support material and for presenting the containers for machine access thereto, and a device for holding containers of reagents in a temperature controlled environment and presenting the containers for machine access thereto. A method for performing an automated diagnostic assay includes an automated process for isolating and amplifying a target analyte. The process is performed by automatically moving each of a plurality of reaction receptacles containing a solid support material and a fluid sample between stations for incubating the contents of the reaction receptacle and for separating the target analyte bound to the solid support from the fluid sample. An amplification reagent is added to the separated analyte after the analyte separation step and before a final incubation step. | 10-02-2008 |
20080234473 | OLIGONUCLEOTIDES FOR AMPLIFYING TRICHOMONAS VAGINALIS-DERIVED NUCLEIC ACID - Oligonucleotides useful for determining the presence of | 09-25-2008 |
20080220467 | Filter Snapper - A device for applying an axial compressive force to a fluid contamination detection system comprising a cup joined by a frangible connection to a filter ring, the force being sufficient to break the frangible connection and collapse a portion of the ring into the cup without damaging the ring. The device includes a stop element and a platform and an actuating mechanism for reciprocally moving the platform relative to the stop element. In a first position, the distance between the platform and the stop element is greater than the axial length of the detection system when the cup and the filter ring of the funnel are connected to each other, and in a second position, the distance between the platform and the stop element is less than the axial length of the detection system when the cup and the filter ring of the funnel are connected to each other. | 09-11-2008 |
20080212400 | System for Agitating the Fluid Contents of A Container - An automated analyzer for performing multiple diagnostic assays simultaneously includes multiple stations, or modules, in which discrete aspects of the assay are performed on fluid samples contained in reaction receptacles. The analyzer includes stations for automatically preparing a specimen sample, incubating the sample at prescribed temperatures for prescribed periods, preforming an analyte isolation procedure, and ascertaining the presence of a target analyte. An automated receptacle transporting system moves the reaction receptacles from one station to the next. The analyzer further includes devices for carrying a plurality of specimen tubes and disposable pipette tips in a machine-accessible manner, a device for agitating containers of target capture reagents comprising suspensions of solid support material and for presenting the containers for machine access thereto, and a device for holding containers of reagents in a temperature controlled environment and presenting the containers for machine access thereto. A method for performing an automated diagnostic assay includes an automated process for isolating and amplifying a target analyte. The process is performed by automatically moving each of a plurality of reaction receptacles containing a solid support material and a fluid sample between stations for incubating the contents of the reaction receptacle and for separating the target analyte bound to the solid support from the fluid sample. An amplification reagent is added to the separated analyte after the analyte separation step and before a final incubation step. | 09-04-2008 |