Class / Patent application number | Description | Number of patent applications / Date published |
424900520 | Stable gas bubbles containing or intentional solubilized gas containing | 59 |
20080279783 | ISOLATED NANOCAPSULE POPULATIONS AND SURFACTANT-STABILIZED MICROCAPSULES AND NANOCAPSULES FOR DIAGNOSTIC IMAGING AND DRUG DELIVERY AND METHODS FOR THEIR PRODUCTION - A method for producing surfactant-stabilized microcapsules or nanocapsules including the steps of (a) preparing a suspension comprising a non-ionic sorbitan detergent and a salt in phosphate buffered saline; (b) adding to the suspension a nonionic polyoxyethylenesorbitan detergent to produce a solution; (c) heating while stirring the solution of step (b) to 55±5° C. and maintaining the temperature of the solution at 55±5° C. for several minutes; (d) allowing the solution to cool to room temperature; (e) autoclaving the solution; (f) creating surfactant-stabilized microbubbles and nanobubbles in the solution; and (g) collecting surfactant-stabilized nanocapsules and microcapsules formed from the microbubbles and nanobubbles. | 11-13-2008 |
20090010852 | PROCESS AND APPARATUS FOR PREPARING A DIAGNOSTIC OR THERAPEUTIC AGENT - Provided are a preparation process of a diagnostic or therapeutic agent having a step of adding, to a first fine emulsion having a particle size of 0.5 μm or less prepared by applying a predetermined pressure to a first mixture containing a first hydrophobic compound, an emulsifying agent, and an aqueous phase, a second hydrophobic compound compatible with the first hydrophobic compound, thereby preparing a second mixture; and a step of stirring and shaking the second mixture in a hermetically sealed state, thereby embedding the second hydrophobic compound in the first fine emulsion to prepare a second fine emulsion having a particle size of 0.5 μm or less; a diagnostic or therapeutic agent prepared by the process; and an apparatus for carrying out the process. | 01-08-2009 |
20090060847 | CONTRAST AGENT FOR ULTRASOUND EXAMINATION OF THE PROSTATE AND METHOD TO DIAGNOSE PROSTATE CANCER - A contrast agent for ultrasound examination of the prostate has contrast-intensifying particles on an exterior of which at least one binding molecule is present that specifically binds to CEACAM-1. In a method for ultrasound examination of the prostate, such a contrast agent is administered to the patient and a sonography of the prostate is subsequently implemented. | 03-05-2009 |
20090081130 | MICROPARTICLES USEFUL AS ULTRASONIC CONTRAST AGENTS AND FOR DELIVERY OF DRUGS INTO THE BLOODSTREAM - Microparticles are provided comprising a shell of an outer layer of a biologically compatible material and an inner layer of biodegradable polymer. The core of the microparticles contain a gas, liquid or solid for use in drug delivery or as a contrast agent for ultrasonic contrast imaging. The microparticles are capable of passing through the capillary systems of a subject. | 03-26-2009 |
20090087384 | MEDICINE AND METHOD FOR TREATMENT OF PROSTATE CANCER - The invention concerns a medicine for treatment of prostate cancer and a corresponding treatment method. The medicine can be supplied to a prostate tumor through the bloodstream, contains an active component and a binding component as well as ultrasound microbubbles. The binding component includes coupling molecules that specifically bind to a determined target molecule formed in the endothelium of tumor-associated blood vessels and that is typical of the tumor or the tumor stage. The active component contains at least one chemotherapeutic substance. The coupling molecules are bound to the outside of the microbubbles and active substance molecules are likewise bound to the outside of the microbubbles or are enclosed by the microbubbles. | 04-02-2009 |
20090123385 | PREPARATION OF DISPERSIONS OF PARTICLES FOR USE AS CONTRAST AGENTS IN ULTRASOUND IMAGING - A method of making a suspension of particles in a first fluid of a size suitable for responding to ultrasound, by forcing a second fluid ( | 05-14-2009 |
20090130025 | APPARATUS AND METHODS FOR THE PRODUCTION OF ULTRASOUND CONTRAST AGENTS - Disclosed is a method of making gas bubbles in a liquid, the bubbles having substantially uniform size suitable for responding to ultrasound or other diagnostic tools. Gas (P | 05-21-2009 |
20090162293 | METHODS AND COMPOSITIONS FOR ULTRASOUND IMAGING OF APOPTOSIS - In some aspects, there are provided compositions and kits including annexin coupled to ultrasound contrast particles as well as methods utilizing these particles for diagnosis and treatment of pathological conditions characterized by apoptosis. | 06-25-2009 |
20090263330 | GAS-FILLED MICROVESICLES WITH POLYMER-MODIFIED LIPIDS - Image enhancing contrast agents for use in diagnostic and/or therapeutic methods, particularly in the form of gas-filled microvesicles, with enhanced stability. The gas-filled microvesicles are stabilized by a layer of amphiphilic material and comprise from 0.15% to 1.0% by moles of a lipid bearing a hydrophilic polymer. The lipid bearing a hydrophilic polymer is preferably a phospholipid linked to polyethyleneglycol. | 10-22-2009 |
20100008863 | TARGETING AND THERAPEUTIC COMPOUNDS AND GAS-FILLED MICROVESICLES COMPRISING SAID COMPOUNDS - New targeting or therapeutic compounds which can be incorporated into a composition of gas-filled microvesicles. The invention further relates to gas-filled microvesicles for diagnostic and/or therapeutic use comprising said compounds and to their method of use. The new compounds are compounds of formula M-S-T, wherein: M represents a component capable of associating with an envelope of a gas-filled microvesicle; T represents a component comprising a targeting ligand or a therapeutic agent; and S represents a component comprising at least two bissulfone groups. | 01-14-2010 |
20100080759 | Method for Forming Nano-bubble - The present invention discloses a method for forming a nano-bubble. The forming method is different from the oil-water emulsion reaction in the prior art. The method comprises: taking an inorganic particle as a nucleus and performing a polymer coating process to coat at least one first polymer on the surface of the nucleus to form an organic/inorganic composite particle; then removing the nucleus of the organic/inorganic composite particle by way of the dissolution of a first solvent to form an impregnated nano-particle; performing a freeze-drying process to remove the first solvent to have the impregnated nano-particle form a hollow nano-particle; and finally dissolving the hollow nano-particle in a second solvent to form the nano-bubble. | 04-01-2010 |
20100086492 | METHODS AND DEVICES FOR SONOGRAPHIC IMAGING - The present invention comprises methods and devices for providing contrast medium for sonography of structures such as ducts and cavities. The invention provides for creation of detectable acoustic variations between two generated phases of a gas and a liquid to make a contrast medium. Sonography is the primary means of imaging but other conventional detection means may also be employed with the present invention. | 04-08-2010 |
20100092395 | ACOUSTICALLY DELIVERING METHODS AND COMPOSITONS FOR REMOTE TREATMENT OF A TUMOR - Disclosed herein is a method of acoustically delivering a therapeutic composition to a subject pre-diagnosed with a tumor. The method comprises the steps of: parenterally administering the composition from a site remote from a tumor location; and exposing the parenterally administering site to ultrasound waves to target the delivery of the composition. The therapeutic composition comprises an effective amount of a polypeptide or a plasmid nucleic acid encoding the polypeptide, the polypeptide or the nucleic acid is suspended in a dispersed medium; and an effective amount of an microbubble contrast agent; wherein the polypeptide is an angiogenesis inhibitor, and the therapeutic composition is capable of reducing the size of the tumor without the risk of inducing viral vector-induced immunogenicity in the subject. | 04-15-2010 |
20100158813 | MICROBUBBLES AS DRUG DELIVERY DEVICE - A method of making PVA microbubbles including a functionalisation step in which PVA polymeric chains are functionalised at their ends with aldehyde groups, and a subsequent cross-linking step, in which in an air-aqueous solution emulsion with a pH between 4.5 and 5.5 the previously functionalised PVA polymeric chains cross-link by means of an acetalisation reaction, thereby forming the microbubbles. The microbubbles produced are subsequently subjected to a lyophilising step, a filling step in which medicinal gas is introduced and a restoration step of the microbubbles by adding an aqueous solution. | 06-24-2010 |
20100158814 | Fibrin-Binding Peptides and Conjugates Thereof - Fibrin-binding peptides having high binding affinity and excellent physical characteristics compared to previously known fibrin-binding peptides are provided. These fibrin-binding peptides may be conjugated to a detectable label or a therapeutic agent and used to detect and facilitate treatment of pathological conditions associated with the presence of fibrin such as thrombic, angiogenic and neoplastic conditions. These peptides may be used in imaging processes such as MRI, ultrasound and nuclear medicine imaging (e.g. PET, scintigraphic imaging., etc.). The peptides may also be used therapeutically. The present invention also provides processes and methods for making and using such peptides and conjugates thereof. | 06-24-2010 |
20100158815 | Biological Cell Tracking With Ultrasound - This invention addresses the clinical problem of how to optimize biological cell based therapies, such as stem cell therapy. Currently, cell therapies administered by intravenous, intra-arterial, and/or direct tissue injection are limited by the lack of clinically available imaging methods to detect the in vivo fate of the administered cells. There are many efforts underway to develop imaging strategies for stem cells in vivo, including radionuclide and MRI-based approaches. However, these approaches are limited by potential safety issues (e.g. radioactive exposure of stem cells, toxicity of iron particles used for MRI) and difficulty in serial tracking due to complex instrumentation and/or the requirement for repetitive radiation exposure. | 06-24-2010 |
20100158816 | GAS BUBBLE-GENERATING AGENT - This invention provides a gas bubble-generating agent that can be used as a contrast medium or a blocking agent in vivo. Such gas bubble-generating agent is produced by a method for producing a gas bubble-generating agent comprising the following steps of: (a) preparing a mixed solution of an amphiphilic substance, an amphiphilic substance comprising a water-soluble polymer chemically bound thereto, a hardly water-soluble substance having a boiling point of lower than 60° C. at atmospheric pressure, and a physiologically acceptable isotonic solution; (b) pressurizing the mixed solution; and (c) centrifuging the mixed solution after the step of pressurization, wherein a molar concentration of the amphiphilic substance in the mixed solution prepared in step (a) is 10 times or more higher than that of the amphiphilic substance comprising a water-soluble polymer chemically bound thereto. | 06-24-2010 |
20100196284 | Ultrasound Imaging with Targeted Microbubbles - Compositions and methods for detecting various disorders with targeted microbubbles are disclosed. Specifically, microbubbles comprising glycoprotein Ib (GPIb), ligands for VCAM-1, and ligands for P-selectin such as PSGL-1 are disclosed. Also disclosed are methods for using targeted microbubbles to detect cardiovascular disease comprising administering the disclosed microbubbles to a subject and detecting the microbubbles in the vasculature using ultrasound. | 08-05-2010 |
20100221190 | METHOD FOR PRODUCING A PARTICLE COMPRISING A GAS CORE AND A SHELL AND PARTICLES THUS OBTAINED - The invention relates to a method for the preparation of particles comprising a gas core and shell which particles are suitable for use as contrast agent and as part of a therapeutic composition, especially for drug delivery. These particles show a surprisingly high activation level on provision of ultrasound energy. | 09-02-2010 |
20100239505 | APPARATUS WITH AN ECHOGENIC COATING AND ECHOGENIC LAYER - An apparatus having an echogenic coating of a polymer with hollow spaces present in the polymer. In order to achieve an echogenicity that supplies largely isotropic ultrasonic echo images, the hollow spaces should be microhollow spheres embedded in the polymer. | 09-23-2010 |
20110165088 | NANOBUBBLES USEFUL AS AN ULTRASONIC CONTRAST AGENT FOR LYMPHATIC SYSTEM - A composition is provided accompanying nonoparticles having diameters in the range of about 100 to 800 nanometers with hollow cores and outer shells with mechanical properties such that they rupture on exposure to predetermined ultrasound energy. The composition is useful for identifying sentinel lymph nodes. | 07-07-2011 |
20110236320 | Ultrasound Contrast Agents And Process For The Preparation Thereof - Injectable aqueous suspension of microbubbles filled with a biocompatible gas and a method of preparation thereof. At least 10% of the total volume of gas contained in the microbubbles is contained in microbubbles with a diameter of 1.5 μm or less. The microbubbles can be obtained by preparing an emulsion comprising an aqueous medium, a phospholipid and a water immiscible organic solvent. The emulsion is then freeze-dried and then reconstituted in an aqueous suspension of gas-filled microbubbles. | 09-29-2011 |
20110262366 | COMPOUNDS FOR TARGETING ENDOTHELIAL CELLS, COMPOSITIONS CONTAINING THE SAME AND METHODS FOR THEIR USE - The present invention provides compounds for targeting endothelial cells, tumor cells or other cells that express the NP-1 receptor, compositions containing the same and methods for their use. Additionally, the present invention includes diagnostic, therapeutic and radiotherapeutic compositions useful for visualization, therapy or radiotherapy. | 10-27-2011 |
20110286936 | TARGETING VECTOR-PHOSPHOLIPID CONJUGATES - Peptide vectors having high KDR binding affinity and processes for making such vectors are provided. The peptide vectors may be conjugated to phospholipids and included in ultrasound contrast agent compositions. Such ultrasound contrast agents are particularly useful in therapeutic and diagnostic methods, such as in imaging KDR-containing tissue and in the evaluation and treatment of angiogenic processes associated with neoplastic conditions. The present invention also provides processes for the large scale production of highly pure dimeric and monomeric peptide phospholipid conjugates as well as precursor materials used to form the conjugates. The present invention further provides processes for the large scale production of highly pure peptide phospholipid conjugates which contain very low levels of TFA. | 11-24-2011 |
20110293530 | Methods and Compositions for Using Bleomycin-Derivatized Microbubbles - Methods and compositions for using tumor targeting compounds bound to microbubbles to facilitate drug delivery and diagnostic imaging at tumor sites. | 12-01-2011 |
20110300078 | ISOLATION OF MICROBUBBLES OF SELECTED SIZE RANGE FROM POLYDISPERSE MICROBUBBLES - In one aspect of the disclosed subject matter, a method for isolating target microbubbles having a predetermined size range from polydisperse microbubbles is disclosed. The method includes applying a first centrifugal field having a first field strength to a suspension comprising the polydisperse microbubbles for a first duration of time, thereby forming a first infranatant comprising at least a portion of target microbubbles and a first supernatant cake comprising microbubbles having a greater size than the target microbubbles; removing the first supernatant cake; applying a second centrifugal field having a second field strength to the first infranatant for a second duration of time, the second field strength being greater than the first field strength, thereby forming a second supernatant cake comprising at least a portion of the target microbubbles and second infranatant comprising microbubbles having a smaller size than the target microbubbles; and isolating the second supernatant cake. In another aspect of the disclosed subject matter, a method for performing high frequency ultrasonic imaging using isolated microbubbles is provided. | 12-08-2011 |
20120034170 | Nanobubbles Useful As An Ultrasonic Contrast Agent For The Lymphatic System - A composition is provided accompanying nanoparticles having diameters in the range of about 100 to 800 nanometers with hollow cores and outer shells with mechanical properties such that they rupture on exposure to predetermined ultrasound energy. The composition is useful for identifying sentinel lymph nodes. | 02-09-2012 |
20120148502 | Carbohydrate-Mediated Tumor Targeting - Tumors can be selectively targeted via compounds provided herein according to the formula, or a pharmaceutically acceptable salt thereof, wherein R | 06-14-2012 |
20130022550 | Microbubble Compositions, Method of Making Same, and Method Using Same - A method of forming a plurality of microbubbles, wherein the method disposes in a sealed container comprising a first volume at ambient pressure, a second volume of a mixture comprising one or more microbubble stabilizing materials. The first volume is greater than said second volume. The method further comprises sealing said container, introducing a gas into said sealed container, and shaking the container to form said plurality of microbubbles. | 01-24-2013 |
20130022551 | DEspR ANTAGONISTS AND AGONISTS AS THERAPEUTICS - Provided herein are novel compositions comprising DEspR-specific antagonists and agonists, and methods of their use in a variety of therapeutic applications. The compositions comprising the DEspR-specific anatgonists and agonists described herein are useful in therapeutic, diagnostic and imaging methods, such as DEspR-targeted molecular imaging of angiogenesis, and for companion diagnostic and/or in vivo-non invasive imaging and/or assessments. | 01-24-2013 |
20130101520 | ULTRASOUND CONTRAST AGENTS AND METHODS OF MAKING AND USING THEM - The invention is directed to injectable suspensions of gas-filled microvesicles, as well as methods of preparing and using the same, especially as ultrasound contrast agents. | 04-25-2013 |
20130101521 | METHODS DEVICES AND SYSTEMS OF PREPARING TARGETED MICROBUBBLE SHELLS - Targeted microbubbles are generated by post-labeling buried ligand microbubbles. According to embodiments, buried ligand microbubbles are created with steric brushes protecting functionalized polymer tethers. Ligands were attached to the functionalized tethers by diffusion of ligands of a small size through the steric barrier. The steric barrier was substantially capable of hindering access to the tethers by larger molecules. The embodiments disclosed include methods for creating microbubble batches that can be loaded with selected ligands, for titrating the targeting ligands thereby to reduce waste and cost, and for using resulting buried ligand molecules for medical purposes. | 04-25-2013 |
20130101522 | Ultrasound Contrast Agents And Process For The Preparation Thereof - Injectable aqueous suspension of microbubbles filled with a biocompatible gas and a method of preparation thereof. At least 10% of the total volume of gas contained in the microbubbles is contained in microbubbles with a diameter of 1.5 μm or less. The microbubbles can be obtained by preparing an emulsion comprising an aqueous medium, a phospholipid and a water immiscible organic solvent. The emulsion is then freeze-dried and then reconstituted in an aqueous suspension of gas-filled microbubbles. | 04-25-2013 |
20130129635 | POLYMERIZED SHELL LIPID MICROBUBBLES AND USES THEREOF - The present invention relates to the fabrication and use of microbubbles. In some embodiments, the invention provides for the fabrication and use of polymerized shell lipid microbubbles (PSMs). The microbubbles of the invention can be used, for example, for diagnosis and treatment of a condition. | 05-23-2013 |
20130156706 | TARGETED GAS-FILLED MICROVESICLES - Gas-filled microvesicles associated with a polypeptide comprising a sequence of amino acids, said sequence exhibiting binding affinity for selectins, particularly p-selectin. The gas-filled microvesicles can be used in ultrasound imaging. | 06-20-2013 |
20130266518 | Methods and Compositions for Using Bleomycin-Derivatized Microbubbles - Methods and compositions for using tumor targeting compounds bound to microbubbles to facilitate drug delivery and diagnostic imaging at tumor sites. | 10-10-2013 |
20130266519 | TARGETING VECTOR-PHOSPHOLIPID CONJUGATES - Peptide vectors having high KDR binding affinity and processes for making such vectors are provided. The peptide vectors may be conjugated to phospholipids and included in ultrasound contrast agent compositions. Such ultrasound contrast agents are particularly useful in therapeutic and diagnostic methods, such as in imaging KDR-containing tissue and in the evaluation and treatment of angiogenic processes associated with neoplastic conditions. The present invention also provides processes for the large scale production of highly pure dimeric and monomeric peptide phospholipid conjugates as well as precursor materials used to form the conjugates. The present invention further provides processes for the large scale production of highly pure peptide phospholipid conjugates which contain very low levels of TFA. | 10-10-2013 |
20140140934 | LIVER TUMOR-TARGETING ULTRASOUND CONTRAST AGENT AND METHOD FOR PREPARING THE SAME - Disclosed is a liver tumor-targeting ultrasound contrast agent. The ultrasound contrast agent includes a gas-generating core and a hyaluronic acid shell. The ultrasound contrast agent can be specifically delivered to liver cells. This specific delivery enables easy differentiation between normal liver cells and liver tumor cells by ultrasound imaging. In addition, the ultrasound contrast agent is highly stable in aqueous condition and causes no cytotoxicity. Also disclosed is a method for preparing the ultrasound contrast agent. | 05-22-2014 |
20140147390 | STABILIZED NANOBUBBLES FOR DIAGNOSTIC AND THERAPEUTIC APPLICATIONS - A stabilized nanobubble can include a membrane that defines at least one internal void, which includes at least one gas. The membrane can include at least one lipid and at least one nonionic triblock copolymer that is effective to control the size of the nanobubble without compromising in vitro and in vivo echogenicity of the nanobubble. | 05-29-2014 |
20140161732 | KDR AND VEGF/KDR BINDING PEPTIDES AND THEIR USE IN DIAGNOSIS AND THERAPY - The present invention provides polypeptides, peptide dimers, and multimeric complexes comprising at least one binding moiety for KDR or VEGF/KDR complex, which have a variety of uses wherever treating, detecting, isolating or localizing angiogenesis is advantageous. Particularly disclosed are synthetic, isolated polypeptides capable of binding KDR or VEGF/KDR complex with high affinity (e.g., having a K | 06-12-2014 |
20140205545 | MULTIVALENT CONSTRUCTS FOR THERAPEUTIC AND DIAGNOSTIC APPLICATIONS - The invention provides compositions and methods for therapeutic and diagnostic applications. | 07-24-2014 |
20140328767 | METHOD AND DEVICE FOR PRODUCING OPTIMIZED LIPID-BASED MICRO/NANO-BUBBLES - A method of producing lipid-based micro/nano bubbles includes steps of (a) preparing a lipid mixture including one or more first lipids with different phase transition temperature, and a second lipid bonding with a hydrophilic polymer moiety or molecules capable of getting across a lipid membrane and decreasing van der Waals forces between lipid bilayers; (b) emulsifying the lipid mixture with a solvent, to form a transparent lipid carrier solution; (c) placing the transparent lipid carrier solution in a closed vessel with halo-substituted hydrocarbon; (d) manipulating temperature of the transparent lipid carrier solution to be close to a main phase transition temperature thereof; and (e) agitating in a mechanical manner the vessel containing the transparent lipid carrier solution to form micro/nano bubbles within the closed vessel. This method contributes to form micro/nano bubbles with desired diameters in a way of optimal material utilization efficiency. | 11-06-2014 |
20140363381 | METHOD, COMPOUNDS AND PREPARATIONS FOR THE IDENTIFICATION OF SENTINEL LYMPH NODES - The present invention relates to methods for the identification of a sentinel lymph node and to compounds and preparations used in said methods. | 12-11-2014 |
20150023881 | CONTRAST AGENT FOR COMBINED PHOTOACOUSTIC AND ULTRASOUND IMAGING - A microbubble is used as a multi-modality contrast agent for photoacoustic imaging and ultrasound imaging. A method of preparing improved microbubbles that are used as a multi-modality contrast agent for photoacoustic imaging and ultrasound imaging is provided. The microbubble includes a dye-colored lipid shell; and a filling gas filling the inside of the lipid shell. The method of preparing microbubbles includes agitating a dye-colored lipid-containing solution in the presence of filling gas. | 01-22-2015 |
20150125399 | PREPARATION METHOD OF ORGANIC MICROBUBBLE COMPLEX PARTICLE, ORGANIC MICROBUBBLE COMPLEX PARTICLE, AND ULTRASOUND CONTRAST AGENT - This disclosure relates to a method for preparing organic microbubble complex particles including sonicating an aqueous solution including a graphene compound and an amphiphilic material in the presence of a gas, a method for preparing organic microbubble complex particles including injecting an aqueous solution including a graphene compound and an amphiphilic material into a microchannel, and an organic microbubble complex particle including a core part including at least one gas selected from the group consisting of an inert gas and carbon dioxide, and a shell layer including a graphene compound and an amphiphilic material, and an ultrasound contrast agent including the organic microbubble complex particles. | 05-07-2015 |
20150125400 | APPARATUS AND METHOD FOR MASS PRODUCING A MONODISPERSE MICROBUBBLE AGENT - An apparatus for mass producing monodisperse microbubbles contains a microfluidic flow focusing device. The microfluidic flow focusing device includes a dispersed phase fluid supply channel having an outlet that discharges into a flow focusing junction, a continuous phase fluid supply channel having an outlet that discharges into the flow focusing junction, and a bubble formation channel having an inlet disposed at the flow focusing junction. The configuration of the flow focusing junction is such that, in operation, a flow of dispersed phase fluid discharging from the outlet of the dispersed phase fluid supply channel is engageable in co-flow by a focusing flow of continuous phase fluid discharging from the outlet of the at least one continuous phase fluid supply channel under formation of a gradually thinning jet of dispersed phase fluid that extends into the inlet of the bubble formation channel. | 05-07-2015 |
20150343097 | GAS-FILLED MICROVESICLES - A formulation for preparing gas-filled microvesicles which comprises a phospholipid and a mixture of saturated and unsaturated fatty acids. The gas-filled microvesicles having a stabilizing layer comprising said composition show an increased stability with respect to microvesicles containing only a saturated or an unsaturated fatty acid. | 12-03-2015 |
20150343098 | SONOCHEMICAL INDUCTION OF ABCA1 EXPRESSION AND COMPOSITIONS THEREFOR - The present invention provides methods for transfecting cells (e.g., liver cells) to express ABCA1 and increase HDL in the blood. The compositions described herein comprise a pharmaceutically acceptable aqueous carrier containing sonochemically-active microspheres together with a plasmid DNA construct encoding an active form of ABCA1 and at least one promoter for the expression thereof. Preferably, the sonochemically-active microspheres comprise, consist essentially of, or consist of gas bubbles (e.g., a fluorocarbon gas, such as octafluoropropane) encapsulated within protein-containing or lipid-containing shells (e.g., human serum albumin shells). The microspheres are disruptable by exposure to ultrasonic acoustic energy to release the encapsulated gas. | 12-03-2015 |
20160030603 | DETECTION OF ACUTE RENAL ALLOGRAFT REJECTION - The invention provides a method of detecting acute renal allograft rejection in a subject as well as a method of stratifying a subject received a renal allograft and undergoing immunosuppressive therapy for alteration of the therapy. These methods comprise administering to the subject a probe capable of specifically binding to T lymphocytes, the probe being detectable by ultrasound. An allotransplanted kidney of the subject is exposed to ultrasound. The level of T lymphocytes in the kidney is detected. An elevated level of T lymphocytes in the kidney indicates an increased risk of renal allograft rejection and/or that the subject is in need of an alteration of the immunosuppressive therapy. | 02-04-2016 |
20160059036 | SURFACTANT MICROBUBBLES AND PROCESS FOR PREPARING AND METHODS OF USING THE SAME - The invention relates to an ultrasound contrast agent (UCA) comprising an outer shell and a gas core. The gas core is filled with oxygen, and the outer shell comprises a first surfactant and a second surfactant. The invention also relates to a method of making an oxygen-filled UCA and delivering oxygen to a local area of a subject's body. The method comprises injecting a composition comprising an oxygen-filled UCA of the invention into the subject's body; directing ultrasound radiation to the local area in an intensity sufficient to rupture the UCA. | 03-03-2016 |
20160089456 | METHODS DEVICES AND SYSTEMS OF PREPARING TARGETED MICROBUBBLE SHELLS - Targeted microbubbles are generated by post-labeling buried ligand microbubbles. According to embodiments, buried ligand microbubbles are created with steric brushes protecting functionalized polymer tethers. Ligands were attached to the functionalized tethers by diffusion of ligands of a small size through the steric barrier. The steric barrier was substantially capable of hindering access to the tethers by larger molecules. The embodiments disclosed include methods for creating microbubble batches that can be loaded with selected ligands, for titrating the targeting ligands thereby to reduce waste and cost, and for using resulting buried ligand molecules for medical purposes. | 03-31-2016 |
20160144059 | MICROBUBBLE TETHER FOR DIAGNOSTIC AND THERAPEUTIC APPLICATIONS - The present disclosure relates to a composition of albumin microbubbles to which are bound one or more moieties that exhibit a binding preference for the albumin microbubbles relative to free, native HSA. Production of the albumin microbubble composition and use of the albumin microbubble composition in ultrasound mediated delivery of therapeutic or diagnostic agents is also discussed. | 05-26-2016 |
20160166716 | Nanobubbles | 06-16-2016 |
20160184464 | Gas-Filled Microvesicles Composition For Contrast Imaging - The present invention relates to a new composition comprising gas-filled microvesicles for contrast imaging which are particularly suitable for providing an effective echo response to at least two selected ultrasound waves having different frequencies. Said composition preferably comprises at least two different preparations of gas-filled microvesicles having respective peaks of non-linear echographic response differing by at least 2 MHz to each other, and preferably have respective size distributions with different median sizes. In particular, said preparations preferably have size distributions with respective D | 06-30-2016 |
20160193370 | COMPOSITION AND METHOD FOR MEDICAL IMAGING OF BODY CAVITIES | 07-07-2016 |
20160375156 | MICELLE CONTAINING BUBBLES FOR DRUG DELIVERY AND METHOD FOR MANUFACTURING SAME - Disclosed are a micelle containing bubbles for drug delivery and a method for manufactuing the same. The micelle formed according to the present invention includes microbubbles fromed by evaporating the liquiefied inert gas due to the irradiation of ultrasonic waves to a solution in which the liquefied inert gas is mixed with a drug for disease treatment, and the micelle is formed as a unit structure in which the microbubbles are contained in a cavity and the cavity is enclosed in a shell, and delivers the drug to the human body. Therefore, the micelle can protect a material of the drug, which is delivered to the human body, as well as deliver a larger amount of the drug than the existing technique, and can be easily applied to the treatment of various diseases. | 12-29-2016 |
20190142978 | METHODS FOR MAKING ULTRASOUND CONTRAST AGENTS | 05-16-2019 |
20190142979 | CONTRAST MEDIUM AND METHODS INVOLVED IN PREPARATION FOR THE DETERMINATION OF PATENCY OF CONDUITS | 05-16-2019 |
20220133915 | HIGH YIELD PRODUCTION OF MICROBUBBLES - Microbubble production and size isolation with high yield processing. Specifically, a size isolation process is used in which a diffusion coefficient related to gas diffusion forces acting on microbubbles in suspension is controlled through maintaining diffusion parameters for the suspension. Diffusion parameters may include effective viscosity, which may be a function of microbubble volume fraction. Another diffusion parameter controlled may include temperature. In turn, microbubbles may be size isolated at high yields, which may provide for advantageous microbubble products that demonstrate increased stability for storage. | 05-05-2022 |