Patent application number | Description | Published |
20080244761 | T1R HETERO-OLIGOMERIC TASTE RECEPTORS AND CELL LINES THAT EXPRESS SAID RECEPTORS AND USE THEREOF FOR IDENTIFICATION OF TASTE COMPOUNDS - The present invention relates to the discovery that the T1R receptors assemble to form functional taste receptors. Particularly, it has been discovered that co-expression of T1R1 and T1R3 results in a taste receptor that responds to umami taste stimuli, including monosodium glutamate. Also, it has been discovered that co-expression of the T1R2 and T1R3 receptors results in a taste receptor that responds to sweet taste stimuli including naturally occurring and artificial sweeteners. | 10-02-2008 |
20080248996 | T1R HETERO-OLIGOMERIC TASTE RECEPTORS AND CELL LINES THAT EXPRESS SAID RECEPTORS AND USE THEREOF FOR IDENTIFICATION OF TASTE COMPOUNDS - The present invention relates to the discovery that the T1R receptors assemble to form functional taste receptors. Particularly, it has been discovered that co-expression of T1R1 and T1R3 results in a taste receptor that responds to umami taste stimuli, including monosodium glutamate. Also, it has been discovered that co-expression of the T1R2 and T1R3 receptors results in a taste receptor that responds to sweet taste stimuli including naturally occurring and artificial sweeteners. | 10-09-2008 |
20080261824 | Rationale, methods, and assays for identifying novel taste cell genes and salty taste receptor targets and assays using these identified genes or gene products - This invention relates to novel rationale and methods for identifying taste-specific genes, including genes involved in salty taste perception, especially human salty taste perception, but also genes involved in sweet, bitter, umami, and sour taste perception, and genes involved in other taste cell or taste receptor related activities such as digestive function and digestive related diseases, taste cell turnover, immunoregulation of the oral and digestive tract, and metabolic regulation such as in diabetes and obesity, the genes identified using these methods, and assays for identifying taste modulators (enhancers or blockers) and potential therapeutics using these genes. These compounds have potential application in modulating (enhancing or blocking) taste perception, especially salty taste perception and as potential therapeutics. In addition, this invention relates to novel methods for identifying taste-specific genes that can be used as markers for different taste cell types, including sweet, bitter, umami, sour, salt, and other taste cells in mammals as well as assays that measure the activity of the sweet, bitter, umami, or sour receptor in the presence of these genes to identify modulators of sweet, bitter, umami, and sour taste and to identify therapeutics especially for treating digestive or metabolic disorders, taste loss, and oral infections. Further, the invention provides specific methods of purifying, enriching, isolating or marking desired taste cell subtypes or lineages such as sweet, umami, bitter, salty, sour, fat or stem cells et al. e.g., by use of FACS, magnetic beads or other selection methods that purify, enrich, mark, or eliminate such as by use of labeled cytotoxins, cells that express or do not express one or more taste specific genes. | 10-23-2008 |
20080262087 | T1R HETERO-OLIGOMERIC TASTE RECEPTORS AND CELL LINES THAT EXPRESS SAID RECEPTORS AND USE THEREOF FOR IDENTIFICATION OF TASTE COMPOUNDS - The present invention relates to the discovery that the T1R receptors assemble to form functional taste receptors. Particularly, it has been discovered that co-expression of T1R1 and T1R3 results in a taste receptor that responds to umami taste stimuli, including monosodium glutamate. Also, it has been discovered that co-expression of the T1R2 and T1R3 receptors results in a taste receptor that responds to sweet taste stimuli including naturally occurring and artificial sweeteners. | 10-23-2008 |
20080299586 | OLFACTORY RECEPTORS FOR ISOLVALERIC ACID AND RELATED MALODORANTS AND USE THEREOF IN ASSAYS FOR IDENTIFICATION OF BLOCKERS - A subgenus of olfactory receptors (ORs) that are activated by isovaleric acid (IVA) are identified as well as assays that utilize one or more of these ORs. These assays are useful for identifying potential anti-odorants which may be used in deodorants, air and carpet fresheners, fabric deodorizers, and other compositions for camouflaging odor attributable to IVA and related carboxylic acids. | 12-04-2008 |
20090061458 | Heterooligomeric Taste Receptor - Newly identified mammalian taste-cell-specific G protein-coupled receptors which function as hetero-oligomeric complexes in the sweet taste transduction pathway, and the genes and cDNA encoding said receptors are described. Specifically, T1R G protein-coupled receptors active in sweet taste signaling as hetero-oligomeric complexes, and the genes and cDNA encoding the same, are described, along with methods for isolating such genes and for isolating and expressing such receptors. Methods for identifying putative taste modulating compounds using such hetero-oligomeric complexes also described, as is a novel surface expression facilitating peptide useful for targeting integral plasma membrane proteins to the surface of a cell. | 03-05-2009 |
20090209731 | Heteromeric taste receptors - Heteromeric taste receptors are provided. These receptors comprise a first polypeptide containing extracellular domains and transmembrane domains wherein the extracellular domains are at least 95% identical to the extracellular domains of specific T1R1 polypeptides and the transmembrane domains are at least 95% identical to the corresponding transmembrane domains of the specific T1R1 polypeptide or a different GPCR; and a second polypeptide comprising extracellular and transmembrane domains wherein the extracellular domains are at least 95% identical to the extracellular domains of specific T1R3 polypeptides and the transmembrane domains are at least 95% identical to the corresponding transmembrane domains of the specific T1R3 polypeptide or a different GPCR. | 08-20-2009 |
20090215174 | Methods of inhibiting umami taste receptors - Methods of inhibiting umami taste receptors are provided. These methods comprise contacting T1R1/T1R3 umami taste receptors with a sweet-taste inhibitor that also inhibits both the T1R1/T1R3 umami taste receptor and the T1R2/T1R3 sweet taste receptor. | 08-27-2009 |
20090221000 | METHODS OF QUANTIFYING TASTE OF COMPOUNDS FOR FOOD OR BEVERAGES - Methods of quantifying the taste of compounds for food and beverages are provided. These methods comprise contacting the compounds with an isolated heteromeric receptor comprising at least one T1R2 polypeptide and at least one T1R3 polypeptide. | 09-03-2009 |
20090221001 | Methods for identifying compounds that modulate the T1R1/T1R3 umami taste receptor - Methods for identifying compounds that modulate the T1R1/T1R3 umami taste receptors are provided. These methods comprise screening for compounds that compete with lactisole for binding to and/or inhibiting the T1R1/T1R3 umami taste receptor. | 09-03-2009 |
20090221002 | Methods of quantifying taste of compounds for food or beverages - Methods of quantifying the taste of compounds for food and beverages are provided. These methods comprise contacting the compounds with an isolated heteromeric receptor comprising at least one T1R1 polypeptide and at least one T1R3 polypeptide. | 09-03-2009 |
20090221067 | Cell lines that express hetero oligomeric taste receptors - The present invention relates to the discovery that the T1R receptors assemble to form functional taste receptors. Particularly, it has been discovered that co-expression of T1R1 and T1R3 results in a taste receptor that responds to umami taste stimuli, including monosodium glutamate. Also, it has been discovered that co-expression of the T1R2 and T1R3 receptors results in a taste receptor that responds to sweet taste stimuli including naturally occurring and artificial sweeteners. Also the present invention relates to the use of hetero-oligomeric taste receptors comprising T1R1/T1R3 and T1R2/T1R3 in assays to identify compounds that respectively respond to umami taste stimuli and sweet taste stimuli. Further, the invention relates to the constitutive of cell lines that stably or transiently co-express a combination of T1R1 and T1R3; or T1R2 and T1R3; under constitutive or inducible conditions. The use of these cells lines in cell-based assays to identify umami and sweet taste modulatory compounds is also provided, particularly high throughput screening assays that detect receptor activity by use of fluorometric imaging. | 09-03-2009 |
20090221709 | METHODS OF MODIFYING TASTE SENSATION IN AN ANIMAL USING COMPOUNDS THAT MODULATE T1R1/T1R3 Or T1R2/T1R3 RECEPTORS - Methods of modifying taste sensation in an animal are provided. These methods comprise administrating compounds that modulate T1R1/T1R3 or T1R2/T1R3 receptors. | 09-03-2009 |
20090221796 | Heteromeric taste receptors - Heteromeric taste receptors are provided. These receptors comprise a first polypeptide containing extracellular domains and transmembrane domains wherein the extracellular domains are at least 95% identical to the extracellular domains of specific T1R2 polypeptides and the transmembrane domains are at least 95% identical to the corresponding transmembrane domains of the specific T1R2 polypeptide or a different GPCR; and a second polypeptide comprising extracellular and transmembrane domains wherein the extracellular domains are at least 95% identical to the extracellular domains of specific T1R3 polypeptides and the transmembrane domains are at least 95% identical to the corresponding transmembrane domains of the specific T1R3 polypeptide or a different GPCR. | 09-03-2009 |
20090221797 | HETEROMERIC TASTE RECEPTORS - Heteromeric taste receptors are provided. These receptors comprise a first polypeptide which comprises extracellular and transmembrane domains wherein the transmembrane domains are at least 95% identical to the transmembrane domains of specific T1R1 polypeptides, and the extracellular domains are at least 95% identical to the corresponding extracellular domains of the specific T1R1 polypeptide or a different GPCR; and a second polypeptide which comprises extracellular and transmembrane domains wherein the transmembrane domains are at least 95% identical to the transmembrane domains of specific T1R3 polypeptides, and the extracellular domains are at least 95% identical to the corresponding extracellular domains of the specific T1R3 polypeptide or that of a different GPCR. | 09-03-2009 |
20090221798 | HETEROMERIC TASTE RECEPTORS - Heteromeric taste receptors are provided. These receptors comprise a first polypeptide which comprises extracellular and transmembrane domains wherein the transmembrane domains are at least 95% identical to the transmembrane domains of specific T1R2 polypeptides, and the extracellular domains are at least 95% identical to the corresponding extracellular domains of the specific T1R2 polypeptide or a different GPCR; and a second polypeptide which comprises extracellular and transmembrane domains wherein the transmembrane domains are at least 95% identical to the transmembrane domains of specific T1R3 polypeptides, and the extracellular domains are at least 95% identical to the corresponding extracellular domains of the specific T1R3 polypeptide or that of a different GPCR. | 09-03-2009 |
20100009385 | ASSAYS AND ENHANCERS OF THE HUMAN DELTA ENAC SODIUM CHANNEL - This invention relates to electrophysiological assays that measure sodium conductance activity of a delta human epithelial sodium channel (ENaC) in the presence and absence of delta hENaC enhancers. Also, the invention generally relates to assays for identifying compounds that enhance the activity of delta hENaC, especially in an oocyte expression system. These compounds have potential application in modulating (enhancing) salty taste perception. | 01-14-2010 |
20110201020 | T1R HETERO-OLIGOMERIC TASTE RECEPTORS AND CELL LINES THAT EXPRESS SAID RECEPTORS AND USE THEREOF FOR IDENTIFICATION OF TASTE COMPOUNDS - The present invention relates to the discovery that the T1R receptors assemble to form functional taste receptors. Particularly, it has been discovered that co-expression of T1R1 and T1R3 results in a taste receptor that responds to umami taste stimuli, including monosodium glutamate. Also, it has been discovered that co-expression of the T1R2 and T1R3 receptors results in a taste receptor that responds to sweet taste stimuli including naturally occurring and artificial sweeteners. | 08-18-2011 |
20110201028 | T1R HETERO-OLIGOMERIC TASTE RECEPTORS AND CELL LINES THAT EXPRESS SAID RECEPTORS AND USE THEREOF FOR IDENTIFICATION OF TASTE COMPOUNDS - The present invention relates to the discovery that the T1R receptors assemble to form functional taste receptors. Particularly, it has been discovered that co-expression of T1R1 and T1R3 results in a taste receptor that responds to umami taste stimuli, including monosodium glutamate. Also, it has been discovered that co-expression of the T1R2 and T1R3 receptors results in a taste receptor that responds to sweet taste stimuli including naturally occurring and artificial sweeteners. | 08-18-2011 |
20110201046 | T1R HETERO-OLIGOMERIC TASTE RECEPTORS - Newly identified mammalian taste-cell-specific G protein-coupled receptors which function as hetero-oligomeric complexes in the sweet taste transduction pathway, and the genes and cDNA encoding said receptors arc described. Specifically, T1R G protein-coupled receptors active in sweet taste signaling as hetero-oligomeric complexes, and the genes and cDNA encoding the same, are described, along with methods for isolating such genes and for isolating and expressing such receptors. Methods for identifying putative taste modulating compounds using such hetero-oligomeric complexes also described, as is a novel surface expression facilitating peptide useful for targeting integral plasma membrane proteins to the surface of a cell. | 08-18-2011 |
20110207148 | T1R HETERO-OLIGOMERIC TASTE RECEPTORS AND CELL LINES THAT EXPRESS SAID RECEPTORS AND USE THEREOF FOR IDENTIFICATION OF TASTE COMPOUNDS - The present invention relates to the discovery that the T1R receptors assemble to form functional taste receptors. Particularly, it has been discovered that co-expression of T1R1 and T1R3 results in a taste receptor that responds to umami taste stimuli, including monosodium glutamate. Also, it has been discovered that co-expression of the T1R2 and T1R3 receptors results in a taste receptor that responds to sweet taste stimuli including naturally occurring and artificial sweeteners. | 08-25-2011 |
20110262937 | T1R HETERO-OLIGOMERIC TASTE RECEPTORS AND CELL LINES THAT EXPRESS SAID RECEPTORS AND USE THEREOF FOR IDENTIFICATION OF TASTE COMPOUNDS - The present invention relates to the discovery that the T1R receptors assemble to form functional taste receptors. Particularly, it has been discovered that co-expression of T1R1 and T1R3 results in a taste receptor that responds to umami taste stimuli, including monosodium glutamate. Also, it has been discovered that co-expression of the T1R2 and T1R3 receptors results in a taste receptor that responds to sweet taste stimuli including naturally occurring and artificial sweeteners. | 10-27-2011 |
20130004961 | METHODS OF DETECTING A SWEET-SENSITIVE CELL - The present invention relates to the discovery that the T1R receptors assemble to form functional taste receptors. Particularly, it has been discovered that co-expression of T1R1 and T1R3 results in a taste receptor that responds to umami taste stimuli, including monosodium glutamate. Also, it has been discovered that co-expression of the T1R2 and T1R3 receptors results in a taste receptor that responds to sweet taste stimuli including naturally occurring and artificial sweeteners. | 01-03-2013 |
20130102010 | T1R Hetero-Oligomeric Taste Receptors and Cell Lines That Express Said Receptors and Use Thereof for Identification of Taste Compounds - The present invention relates to the discovery that the T1R receptors assemble to form functional taste receptors. Particularly, it has been discovered that co-expression of T1R1 and T1R3 results in a taste receptor that responds to umami taste stimuli, including monosodium glutamate. Also, it has been discovered that co-expression of the T1R2 and T1R3 receptors results in a taste receptor that responds to sweet taste stimuli including naturally occurring and artificial sweeteners. | 04-25-2013 |
20130244254 | T1R HETERO-OLIGOMERIC TASTE RECEPTORS - Newly identified mammalian taste-cell-specific G protein-coupled receptors which function as hetero-oligomeric complexes in the sweet taste transduction pathway, and the genes and cDNA encoding said receptors are described. Specifically, T1R G protein-coupled receptors active in sweet taste signaling as hetero-oligomeric complexes, and the genes and cDNA encoding the same, are described, along with methods for isolating such genes and for isolating and expressing such receptors. Methods for identifying putative taste modulating compounds using such hetero-oligomeric complexes also described, as is a novel surface expression facilitating peptide useful for targeting integral plasma membrane proteins to the surface of a cell. | 09-19-2013 |
20130302823 | T1R HETERO-OLIGOMERIC TASTE RECEPTORS AND CELL LINES THAT EXPRESS SAID RECEPTORS AND USE THEREOF FOR IDENTIFICATION OF TASTE COMPOUNDS - The present invention relates to the discovery that the T1R receptors assemble to form functional taste receptors. Particularly, it has been discovered that co-expression of T1R 1 and T1R3 results in a taste receptor that responds to umami taste stimuli, including monosodium glutamate. Also, it has been discovered that co-expression of the T1R2 and T1R3 receptors results in a taste receptor that responds to sweet taste stimuli including naturally occurring and artificial sweeteners. | 11-14-2013 |
20140329255 | METHODS OF SCREENING T1R1/T1R3 RECEPTORS FOR COMPOUNDS THAT MODULATE UMAMI TASTE SIGNALING - The present invention relates to the discovery that the T1R receptors assemble to form functional taste receptors. Particularly, it has been discovered that co-expression of T1R1 and T1R3 results in a taste receptor that responds to umami taste stimuli, including monosodium glutamate. Also, it has been discovered that co-expression of the T1R2 and T1R3 receptors results in a taste receptor that responds to sweet taste stimuli including naturally occurring and artificial sweeteners. | 11-06-2014 |
20150024407 | T1R Hetero-Oligomeric Taste Receptors - Newly identified mammalian taste-cell-specific G protein-coupled receptors which function as hetero-oligomeric complexes in the sweet taste transduction pathway, and the genes and cDNA encoding said receptors are described. Specifically, T1R G protein-coupled receptors active in sweet taste signaling as hetero-oligomeric complexes, and the genes and cDNA encoding the same, are described, along with methods for isolating such genes and for isolating and expressing such receptors. Methods for identifying putative taste modulating compounds using such hetero-oligomeric complexes also described, as is a novel surface expression facilitating peptide useful for targeting integral plasma membrane proteins to the surface of a cell. | 01-22-2015 |