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107 results about "ErbB" patented technology

The ErbB family of proteins contains four receptor tyrosine kinases, structurally related to the epidermal growth factor receptor (EGFR), its first discovered member. In humans, the family includes Her1 (EGFR, ErbB1), Her2 (Neu, ErbB2), Her3 (ErbB3), and Her4 (ErbB4). The gene symbol, ErbB, is derived from the name of a viral oncogene to which these receptors are homologous: erythroblastic leukemia viral oncogene. Insufficient ErbB signaling in humans is associated with the development of neurodegenerative diseases, such as multiple sclerosis and Alzheimer's Disease, while excessive ErbB signaling is associated with the development of a wide variety of types of solid tumor.

Bispecific Anti ErbB1 / Anti c Met Antibodies

InactiveUS20100254989A1Highly valuable propertyDecreased internalizationHybrid immunoglobulinsSugar derivativesC-MetErbB
The present invention relates to bispecific antibodies against human ErbB-1 and against human c-Met, methods for their production, pharmaceutical compositions containing the antibodies, and uses thereof.
Owner:ROCHE GLYCART AG

Bispecific Anti ErbB3 / Anti cMet Antibodies

InactiveUS20100256339A1Highly valuable propertyDecreased internalizationHybrid immunoglobulinsSugar derivativesC-MetBispecific antibody
The present invention relates to bispecific antibodies against human ErbB-3 and against human c-Met, methods for their production, pharmaceutical compositions containing the antibodies, and uses thereof.
Owner:ROCHE GLYCART AG

Soluble Form of Carbonic Anhydrase IX (s-CA IX), Assays to Detect s-CA IX, CA IX's Coexpression with HER-2/neu/c-erbB-2, and CA IX-Specific Monoclonal Antibodies to Non-Immunodominant Epitopes

Disclosed herein among other MN / CA IX-related inventions are new MN / CA IX-specific antibodies generated from MN / CA IX-deficient mice, preferably monoclonal antibodies and immunoreactive fragments and engineered variants thereof. Subsets of the new antibodies are to either the proteoglycan-like (PG) domain or to the carbonic anhydrase (CA) domain of MN / CA IX, and methods are provided by which antibodies can be prepared to the other MN / CA IX domains. Such new MN / CA IX-specific antibodies, fragments and variants are useful diagnostically / prognostically and therapeutically for cancer and precancer. Particularly preferred are the new monoclonal antibodies, fragments and variants that are specific for the non-immunodominant epitopes of MN / CA IX, which antibodies are, among other uses, useful to detect soluble MN / CA IX (s-CA IX) in body fluids, alone but preferably in combination with antibodies specific to the immunodominant epitopes of MN / CA IX, for example, in a sandwich assay.
Owner:BIOMEDICAL RES CENT OF THE SLOVAK ACADEMY OF SCI

Erbb3 Based Methods and Compositions for Treating Neoplasms

The present invention relates to compositions and methods for treating neoplasms in mammals, particularly humans. More particularly, the present invention provides for methods for preventing, treating or delaying neoplasm in a mammal using an ErbB-3 protein, a nucleic acid encoding an ErbB-3 protein or a functional fragment thereof. The present invention also provides for isolated nucleic acids encoding an extracellular domain of the ErbB-3 protein, or a functional fragment thereof, substantially purified extracellular domain of the ErbB-3 protein, or a functional fragment thereof and antibodies that bind to an epitope in an extracellular domain of the ErbB-3 protein, or a functional fragment thereof. The present invention further provides for pharmaceutical compositions and / or vaccines comprising the extracellular domain of the ErbB-3 protein, or a functional fragment thereof, or nucleic acids encoding and antibodies binding to such extracellular domain or functional fragments thereof.
Owner:ZENSUN (SHANGHAI) SCI & TECH CO LTD

Gene detection assay for improving the likelhood of an effective response to an ErbB antagonist cancer therapy

The invention provides a method for more effective treatment of patients susceptible to or diagnosed with tumors overexpressing ErbB, as determined by a gene amplification assay, with an ErbB antagonist. Such method comprises administering a cancer-treating dose of the ErbB antagonist, preferably in addition to chemotherapeutic agents, to a subject in whose tumor cells ErbB has been found to be amplified e.g., by fluorescent in situ hybridization. ErbB antagonists described include an anti-HER2 antibody. Pharmaceutical packaging for providing the components for such treatment is also provided.
Owner:GENENTECH INC

Pan-HER Antibody Composition

InactiveUS20120107234A1FungiBacteriaHuman cancerHER Family Receptors
The present invention is directed to improved therapeutics against receptors within the EGFR / ErbB / HER family that more broadly interfere with multiple members of the HER family (pan-HER inhibition). More particularly, the invention is directed to the use of antibody compositions for human cancer therapy. In vitro studies have shown that the antibody compositions of the invention targeting multiple HER family receptors are superior to antibody compositions targeting only one HER family receptor.
Owner:SYMPHOGEN AS

Bispecific Anti ErbB2 / Anti cMet Antibodies

InactiveUS20100254988A1Highly valuable propertyDecreased internalizationHybrid immunoglobulinsSugar derivativesC-MetErbB
The present invention relates to bispecific antibodies against human ErbB-2 and against human c-Met, methods for their production, pharmaceutical compositions containing the antibodies, and uses thereof.
Owner:ROCHE GLYCART AG

Combination of a purine-based cdk inhibitor with a tyrosine kinase inhibitor and use thereof in the treatment of proliferative disorders

The present invention relates to combination comprising (i) an ErbB inhibitor; and (ii) a CDK inhibitor, or a pharmaceutically acceptable salt thereof, selected from: (a) roscovitine; (b) 3-{9-isopropyl-6-[(pyridin-3-ylmethyl)-amino]-9H-purin-2-ylamino}-2-methyl-pentan-2-ol; (c) 3-{9-isopropyl-6-[(pyridin-3-ylmethyl)-amino]-9H-purin-2-ylamino}-pentan-2-ol; and (d) (2R,3S-3-(6-((4,6-dimethylpyridin-3-ylmethylamino)-9-isopropyl-9H-purin-2-ylamino)pentan-2-ol.Further aspects of the invention relate to pharmaceutical products and pharmaceutical compositions comprising combinations according to the invention, and methods of treatment using the same.
Owner:CYCLACEL

Multispecific modular antibody

The invention relates to an antibody having at least two specificities to bind a glycoepitope and a receptor of the erbB class on the surface of a tumor cell, thereby crosslinking the glycoepitope and the receptor, which antibody has apoptotic activity effecting cytolysis independent of NK cells, a method of producing such antibody and its use as a therapeutic.
Owner:F STAR BIOTECHNOLOGISCHE FORSCHUNGS & ENTWICKLUNGS GMBH

ErbB surface receptor complexes as biomarkers

The invention is directed to a new class of biomarker in patient samples comprising dimers of ErbB cell surface membrane receptors. In one aspect, the invention includes a method of determining the status of a disease or healthful condition by correlating such condition to amounts of one or more dimers of ErbB cell surface membrane receptors measured directly in a patient sample, in particular a fixed tissue sample. In another aspect, the invention includes a method of determining a status of a cancer in a specimen from an individual by correlating measurements of amounts of one or more dimers of ErbB cell surface membrane receptors in cells of the specimen to such status, including presence or absence of a pre-cancerous state, presence or absence of a cancerous state, prognosis of a cancer, or responsiveness to treatment. Preferably, methods of the invention are implemented by using sets of binding compounds having releasable molecular tags that are specific for multiple components of one or more types of receptor dimers. After binding, molecular tags are released and separated from the assay mixture for analysis.
Owner:MONOGRAM BIOSCIENCES

Growth factor which acts through erb b-4 rtk

A novel ErbB-4 ligand, referred to herein as Neuregulin-4 (NRG-4) is disclosed as well as polynucleotide sequences encoding NRG-4, oligonucleotides and oligonucleotide analogs derived from polynucleotide sequences, a display library displaying short peptides derived from NRG-4, antibodies recognizing NRG-4, peptides or peptide analogs derived from NRG-4, and pharmaceutical compositions and methods of employing peptides or peptide analogs, oligonucleotides and oligonucleotide analogs, and / or polynucleotide sequences to up-regulate or down-regulate ErbB-4 receptor activity (signaling).
Owner:YEDA RES & DEV CO LTD

Phosphatidylinositol-3-kinase pathway biomarkers

InactiveUS20130189274A1Decrease in PTEN protein expressionInhibit bindingBiocideMicrobiological testing/measurementTyrosine-kinase inhibitorErbB
Methods for treating breast cancer, specifically cancers resistant to treatment with one or more known breast cancer treatment drugs, and related patient selection strategies for predicting patient response to drug therapy, such strategies including detecting the presence or absence in a patient of one or more of PIK3CA gene amplification, a mutation in PIK3CA, and a decrease in PTEN protein expression, and treating a patient positive for the presence of one or more of same by administering to the subject a pan-ErbB tyrosine kinase inhibitor.
Owner:BERKENBLIT ANNA +5

Neuregulin mutant, screening method and use

The present invention provides a method of screening NRG mutant for activating ErbB acceptor specifically. The method includes the following steps: establishing 3D model of complex of NRG, ErbB3, ErbB4, NRG / ErbB3 and NRG / ErbB4 in a homogeneous model establishing process; molecular kinetically simulating conformation and stability of NRG / ErbB3 and NRG / ErbB4; MM / PBSA process of calculating the binding free energy between NRG and ErbB3 or ErbB4; scanning and calculating process based on alanine theory to determine the NRG and acceptor affinity change during the mutation from NRG residue to alanine and determining NRG mutant for activating ErbB acceptor specifically. The present invention also provides the NRG mutant and its application and preparation process.
Owner:ZENSUN (SHANGHAI) SCI & TECH CO LTD

C-erbB-2 external domain: GP75

InactiveUS7282345B1Reduce chanceShortened time to relapseBiological testingImmunoassaysDiseaseProteinoid
Disclosed are methods and compositions for identifying malignant tumors that overexpress the c-erbB-2 oncogene. Assays useful for diagnosis and prognosis of neoplastic disease are provided which detect the external domain of c-erbB-2, the glycoprotein gp75 and quantitate the level of gp75 in the biological fluids of mammals carrying a tumor burden.Further disclosed are recombinant, synthetically and otherwise biologically produced novel proteins and polypeptides which are encoded by the external domain DNA sequence of the c-erbB-2 oncogene (the gp75 gene) or fragments thereof. Such gp75 proteins and polypeptides are useful as vaccines, therapeutically in the treatment of cancer either alone or in combination with chemotherapeutic agents.Also disclosed are antibodies to such gp75 proteins and polypeptides which are useful diagnostically and therapeutically. Still further disclosed are test kits embodying the assays of this invention.
Owner:SIEMENS HEALTHCARE DIAGNOSTICS GMBH

ErbB Surface Receptor Complexes as Biomarkers

The invention is directed to a new class of biomarker in patient samples comprising dimers of ErbB cell surface membrane receptors. In one aspect, the invention includes a method of determining the status of a disease or healthful condition by correlating such condition to amounts of one or more dimers of ErbB cell surface membrane receptors measured directly in a patient sample, in particular a fixed tissue sample. In another aspect, the invention includes a method of determining a status of a cancer in a specimen from an individual by correlating measurements of amounts of one or more dimers of ErbB cell surface membrane receptors in cells of the specimen to such status, including presence or absence of a pre-cancerous state, presence or absence of a cancerous state, prognosis of a cancer, or responsiveness to treatment. Preferably, methods of the invention are implemented by using sets of binding compounds having releasable molecular tags that are specific for multiple components of one or more types of receptor dimers. After binding, molecular tags are released and separated from the assay mixture for analysis.
Owner:LAB OF AMERICA HLDG

Polynucleotides encoding a novel growth factor which acts through ErbB-4 kinase receptor tyrosine

A novel ErbB-4 ligand, referred to herein as Neuregulin-4 (NRG-4) is disclosed as well as polynucleotide sequences encoding NRG-4, oligonucleotides and oligonucleotide analogs derived from polynucleotide sequences, a display library displaying short peptides derived from NRG-4, antibodies recognizing NRG-4, peptides or peptide analogs derived from NRG-4, and pharmaceutical compositions and methods of employing peptides or peptide analogs, oligonucleotides and oligonucleotide analogs, and / or polynucleotide sequences to up-regulate or down-regulate ErbB-4 receptor activity (signaling).
Owner:YEDA RES & DEV CO LTD

Immunotherapy against erbb-3 receptor

The present invention describes methods and pharmaceutical compositions for the treatment of cancer in mammals, more particularly in human subjects. More specifically, the invention concerns anti-tumor vaccines based upon plasmid DNA and / or genetic vectors carrying a codon-usage optimized sequence and coding for a mutant form of the ErbB-3 receptor. Furthermore, the invention refers to monoclonal antibodies directed against the ErbB-3 receptor, obtained using these methods and capable to block its activity in cancer cells.
Owner:TAKIS

Methods of and compositions for stimulation of glucose uptake into muscle cells and treatment of diseases

The present invention relates to therapeutic uses of ErbB ligands, including betacellulin. The therapeutic uses include methods of using ErbB ligand family compounds alone, or in conjunction with other agents, for reducing blood glucose levels, treating Type I and Type II diabetes, obesity, muscle wasting diseases, and cardiotoxicity.
Owner:FIVE PRIME THERAPEUTICS
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