Patent application number | Description | Published |
20090069547 | STABILIZATION OF MAMMALIAN MEMBRANE PROTEINS BY SHORT SURFACTANT PEPTIDES - The present invention provides for a method and kits for stabilizing mammalian membrane protein using short surfactant peptides. The mammalian membrane protein can be a G protein-coupled receptor. | 03-12-2009 |
20090111734 | COMPOSITIONS AND METHODS FOR PROMOTING HEMOSTASIS AND OTHER PHYSIOLOGICAL ACTIVITIES - Compositions that include nanoscale structured materials or precursors thereof (e.g., self-assembling peptides) are described. The compositions can include other substances (e.g., a vasoconstrictor). Also described are methods for using the compositions to promote hemostasis, to protect the skin or wounds from contamination, to decontaiminate a site upon removal of previously applied compositions that provided a protective coating, and to inhibit the movement of bodily substances other than blood. The compositions are also useful in isolating tissue, removing tissue, preserving tissue (for, e.g., subsequent transplantation or reattachment), and as bulking, stabilizing or hydrating agents. Medical devices that include the compositions (e.g., a stent or catheter), bandages or other wound dressings, sutures, and kits that include the compositions are also described. | 04-30-2009 |
20090156427 | Bio-Sensing Nanodevice - The invention provides a bio-sensing nanodevice comprising: a stabilized biologically-derived G-protein coupled receptor—the olfactory receptor—on a support, a real time receptor-ligand binding detection method, an odorant delivery system and an odorant recognition program. The biologically-derived G-protein coupled receptor can be stabilized on nanotechnology using surfactant peptide. The said nanodevice provides a greater surface area for better precision and sensitivity to odorant detection. The invention further provides a microfluidic chip containing a stabilized biologically-derived G-protein coupled receptor—the olfactory receptor—immobilized on a support, and arranged in at least two dimensional microarray system. The invention also provides a method of delivering odorant comprising the step of manipulating the bubbles in complex microfluidic networks wherein the bubbles travel in a microfluidic channel carrying a variety of gas samples to a precise location on a chip. The invention further provides method of fabricating hOR17-4 olfactory receptor. | 06-18-2009 |
20090162437 | Modified self-assembling peptides - The present invention provides a self-assembling peptide comprising: (a) a first amino acid domain that mediates self-assembly, wherein the domain comprises alternating hydrophobic and hydrophilic amino acids that are complementary and structurally compatible and self-assemble into a macroscopic structure when present in unmodified form; and (b) a second amino acid domain that does not mediate self-assembly in isolated form, wherein the second amino acid domain comprises at least one minimal biologically active sequence. Such self-assembling peptides are described herein as “modified self-assembling peptides.” The present invention also provides pharmaceutical compositions, kits and matrices comprising a modified self-assembling peptide, and methods of using and making such compositions, kits and matrices. | 06-25-2009 |
20100311640 | SELF-ASSEMBLING PEPTIDE INCORPORATING MODIFICATIONS AND METHODS OF USE THEREOF - The invention provides a self-assembling peptide comprising (a) a first amino acid domain that mediates self-assembly, wherein the domain comprises alternating hydrophobic and hydrophilic amino acids that are complementary and structurally compatible and self-assemble into a macroscopic structure when present in unmodified form; and (b) a second amino acid domain that does not self-assemble in isolated form. In certain embodiments of the invention the second amino acid domain comprises a biologically active peptide motif, e.g., a peptide motif found in a naturally occurring protein, or a target site for an interaction with a biomolecule. In certain embodiments of the invention the naturally occurring protein is a component of the extracellular matrix, e.g., a component of the basement membrane. The invention further provides scaffolds comprising the self-assembling peptides and methods of using the scaffolds including for cell culture, tissue engineering, and tissue repair. | 12-09-2010 |
20110200560 | NON-IONIC SELF-ASSEMBLING PEPTIDES AND USES THEREOF - The invention relates to a novel class of non-ionic, self-assembling peptides, compositions thereof, methods for the preparation thereof and methods of use thereof. | 08-18-2011 |
20120010140 | SELF-ASSEMBLING PEPTIDES FOR REGENERATION AND REPAIR OF NEURAL TISSUE - The present invention provides methods and compositions for enhancing regeneration and/or repair of neural tissue. One method include providing a nanoscale structured material at the site of injury, wherein the nanoscale structured material provides an environment that is permissive for regeneration of neural tissue and allows axon growth from a location on one side of a site of injury or barrier to a location on the other side of the site of injury or barrier. A second method includes introducing a composition comprising self-assembling peptides into the subject at the site of injury, wherein the peptides are amphiphilic peptides that comprise substantially equal proportions of hydrophobic and hydrophilic amino acids and are complementary and structurally compatible. A variety of compositions comprising a nanoscale structured material or precursor thereof, and an additional substance such as a regeneration promoting factor, are also provided. In certain embodiments of the invention the nanoscale structured material or precursor thereof comprises self-assembling peptides. The invention further provides compositions and methods for repair of an intervertebral disc, including nucleus pulpusos repair. | 01-12-2012 |
20120014925 | Self-Assembling Peptides Incorporating Modifications and Methods of Use Thereof - The invention relates to a novel class of self-assembling peptides, compositions thereof, methods for the preparation thereof and methods of use thereof. The invention also encompasses methods for tissue regeneration, increasing the production of extracellular matrix proteins, and methods of treatment comprising administering self-assembling peptides. | 01-19-2012 |
20120021932 | Multiplexed Olfactory Receptor-Based Microsurface Plasmon Polariton Detector - The invention provides a bio-sensing nanodevice comprising: a stabilized G-protein coupled receptor on a support, a real time receptor-ligand binding detection method, a test composition delivery system and a test composition recognition program. The G-protein coupled receptor can be stabilized using surfactant peptide. The nanodevice provides a greater surface area for better precision and sensitivity to odorant detection. The invention further provides a microfluidic chip containing a stabilized G-protein coupled receptor immobilized on a support, and arranged in at least two dimensional microarray system. The invention also provides a method of delivering odorant comprising the step of manipulating the bubbles in complex microfluidic networks wherein the bubbles travel in a microfluidic channel carrying a variety of gas samples to a precise location on a chip. The invention further provides method of fabricating hOR17-4 olfactory receptor. | 01-26-2012 |
20120252719 | WATER SOLUBLE MEMBRANE PROTEINS AND METHODS FOR THE PREPARATION AND USE THEREOF - The present invention is directed to water-soluble membrane proteins, methods for the preparation thereof and methods of use thereof. | 10-04-2012 |
20140161753 | Self-Assembling Peptide and Peptide Gel with High Strength - Provide are a peptide gel with practically sufficient mechanical strength and a self-assembling peptide capable of forming the peptide gel. The self-assembling peptide is formed of the following amino acid sequence: a | 06-12-2014 |
20140243277 | Water Soluble Membrane Proteins and Methods for the Preparation and Use Thereof - The present invention is directed to water-soluble membrane proteins, methods for the preparation thereof and methods of use thereof. | 08-28-2014 |
20140302144 | MULTI-LAYERED INJECTABLE SELF-ASSEMBLING PEPTIDE SCAFFOLD HYDROGELS FOR LONG-TERM SUSTAINED RELEASE OF HUMAN ANTIBODIES - The invention relates to a pharmaceutical formulation for sustained delivery of a therapeutic agent, preferably a protein, polypeptide, an antibody or an antibody fragment, comprising one or more gel forming peptides wherein the formulation exhibits sustained delivery for at least two weeks, three weeks, four weeks, five weeks, six weeks, seven weeks, eight weeks, nine weeks, ten weeks, eleven weeks, twelve weeks or more. In one embodiment, the invention relates to a formulation comprising self-assembling peptides that undergo sol-gel transition in the presence of an electrolyte solution such as biological fluids and salts. The formulation can provide sustained release of antibody and antibody fragments, in particular, IgG. Antibody diffusivities can be decreased with increasing hydrogel nanofiber density, providing a means to control the release kinetics. | 10-09-2014 |
20140322279 | Self-Assembling Peptides Incorporating Modifications and Methods of Use Thereof - The invention relates to a novel class of self-assembling peptides, compositions thereof, methods for the preparation thereof and methods of use thereof. The invention also encompasses methods for tissue regeneration, increasing the production of extracellular matrix proteins, and methods of treatment comprising administering self-assembling peptides. | 10-30-2014 |
20140364330 | Multiplexed Olfactory Receptor-Based Microsurface Plasmon Polariton Detector - The invention provides a bio-sensing nanodevice comprising: a stabilized G-protein coupled receptor on a support, a real time receptor-ligand binding detection method, a test composition delivery system and a test composition recognition program. The G-protein coupled receptor can be stabilized using surfactant peptide. The nanodevice provides a greater surface area for better precision and sensitivity to odorant detection. The invention further provides a microfluidic chip containing a stabilized G-protein coupled receptor immobilized on a support, and arranged in at least two dimensional microarray system. The invention also provides a method of delivering odorant comprising the step of manipulating the bubbles in complex microfluidic networks wherein the bubbles travel in a microfluidic channel carrying a variety of gas samples to a precise location on a chip. The invention further provides method of fabricating hOR17-4 olfactory receptor. | 12-11-2014 |