329 results about "Hepatocyte growth factor" patented technology

Specific binding agents that interact with hepatocyte growth factor (HGF) are described. Methods of treating cancer by administering a pharmaceutically effective amount of a specific binding agent to HGF are described. Methods of detecting the amount of HGF in a sample using a specific binding agent to HGF are described.

The present invention is directed toward a neutralizing monoclonal antibody to hepatocyte growth factor, a pharmaceutical composition comprising same, and methods of treatment comprising administering such a pharmaceutical composition to a patient.

This invention is directed to compounds and compositions that have biological properties useful for modulating HGF / SF activity. In certain embodiments, said compounds and compositions may be used in the treatment and prophylaxis of cancer or other dysproliferative diseases.

A method for differentiating mesenchymal stem cells of bone marrow into neural cells comprises culturing the mesenchymal stem cells in a medium containing epidermal growth factor(EGF), basic fibroblast growth factor(bFGF) and hepatocyte growth factor(HGF), and the neural cells produced thereby can be employed for the treatment of a neural disease.

The present invention provides a therapeutic agent for treatment of diabetes and hyperlipemia, especially a therapeutic agent for treatment of type II diabetes mellitus, which comprises as the active ingredient a neurotrophic factor such as BDNF (brain-derived neurotrophic factor), ligands of trkB or trkC receptors, NGF, NT-3, NT-4 / 5, CNTF, GDNF, HGF, etc. Different from conventional oral hypoglycemic agents being mainly used in the treatment of type II diabetes mellitus, the agent of the present invention exhibit blood lipid regulating effects and body fat accumulation regulating effects, in addition to the blood glucose regulating effects. Thus, the agent of the present invention are novel, and can reduce the risk factors in diabetes accompanied by hyperlipemia or obesity, without using any other agent.

Described are methods of assessing whether a subject has or is at risk of having multiple organ amyloidosis (MOA) The method includes detecting a diagnostically predictive collection of biomarkers of multiple organ amyloidosis, wherein the detection of a diagnostically predictive collection of biomarkers indicates the subject has or is at risk of having multiple organ amyloidosis Also described are methods of monitoring treatment of subjects with multiple organ amyloidosis and evaluating therapeutic compounds Representative biomarkers for use in the methods may be selected from variant serum amyloid A (SAA) allele, elevated SAA level, elevated C-reactive protein (CRP) level, depressed glycosammoglycan (GAG) level, elevated interleukin-18 (IL-18) level, elevated macrophage-colony stimulating factor (M-CSF) level, elevated hepatocyte growth factor (HGF) level, presence of an antibody against citrullmated vimentm (Sa), presence of a monoclonal immunoglobulin light chain, increased serum albumin, and increased creatinine clearance

The present invention relates to methods and compositions for monitoring, diagnosis, prognosis, and determination of treatment regimens in subjects suffering from or suspected of having a renal injury. In particular, the invention relates to using a plurality of assays, one or more of which is configured to detect a kidney injury marker selected from the group consisting of Hyaluronic acid, Immunoglobulin A, Immunoglobulin G1, Immunoglobulin G2, Insulin-like growth factor-binding protein 7, Alpha-1 antitrypsin, Serum amyloid P component, Metalloproteinase inhibitor 2, Hepatocyte growth factor, Intercellular adhesion molecule 1, Beta-2-glycoprotein 1, Interleukin-1 beta, Neutrophil Elastase, Tumor necrosis factor receptor superfamily member 11B, Interleukin-11, Cathepsin D, C—C motif chemokine 24, C—X—C motif chemokine 6, C—C motif chemokine 13, C—X—C motif chemokines -1, -2, and -3, Matrilysin, Interleukin-2 receptor alpha chain, Insulin-like growth factor-binding protein 3, and Macrophage colony-stimulating factor 1 as diagnostic and prognostic biomarkers in renal injuries.

With respect to a method for differentially inducing embryo-stem cells into hepatocytes, in order to obtain safe hepatocytes that are adequately functionable and able to supply in large quantity, a method for differentially inducing embryo-stem cell into hepatocyte, wherein the embryo-stem cells are cultured in the presence of deletion type hepatocyte growth factor is provided. Further, a method for differentially inducing embryo-stem cells into hepatocytes comprising (a) a step of forming the embryoid body of the embryo-stem cells and (b) a step of culturing the embryoid body in the presence of deletion type hepatocyte growth factor is provided.

The present invention provides a therapeutic agent containing as an active ingredient an HGF gene used for therapy of neurodegenerative diseases such as Parkinson's disease, Alzheimer's disease, spinal cord injury, diabetic peripheral neuritis, and ischemic cerebrovascular disorders (cerebral infarction, cerebral haemorrhage, etc.) More specifically, the present invention provides a therapeutic agent for neurodegenerative diseases, containing a hepatocyte growth factor (HGF) gene as an active ingredient.

The invention relates to a culture medium containing human umbilical cord mesenchymal stem cell exudates and a preparation method and applications thereof. An umbilical cord mesenchymal stem cell finite cell line is established to identify biological characteristics of the umbilical cord mesenchymal stem cell, and the preparation method for the human umbilical cord mesenchymal stem cell exudates is established to verify that the human umbilical cord mesenchymal stem cell (HUCMSC) exudates can promote cell regeneration, improve cell function and suppress cell apoptosis in vitro. A detection of enzyme-linked immunosorbent assay (ELISA) shows that human umbilical cord mesenchymal stem cell exudates contain abundant cell factors which can promote cell proliferation and suppress cell apoptosis, such as hepatocyte growth factor (HGF), vascular endothelial growth factor (VEGF), and basic fibroblast growth factor (bFGF).

The invention relates to an SFM (serum-free medium) for culturing MSCs (mesenchymal stem cells). Based on volume, the SFM comprises the following components: 10.2 grams per liter of alpha-MEM (alpha-minimum essential medium), 2.4 grams per liter of sodium bicarbonate, 1 to 5 millimoles of L-glutamine, 50 to 300 milligrams per liter of poloxamer 188, 2 to 8 grams per liter of recombinant human albumin, 10 to 20 milligrams per liter of recombinant human transferrin, 2 to 10 milligrams per liter of recombinant human insulin, 1 to 5 millimoles per liter of Hepes, 50 nanomoles of beta-mercaptoethanol, 0.1 to 1 milligram per liter of lipid, 1 to 5 milligrams per liter of trace element, 0.1 to 5 milligrams per liter of glutathione, 0.5 to 5 milligrams per liter of para-aminobenzoic acid, 1 to 50 nanograms per milliliter of hydrocortisone, 20 to 50 milligrams per liter of vitamin PP, 5 to 50 milligrams per liter of vitamin C, 2 to 10mu M of compound shown in a formula I, 5 to 20mu M of compound shown in a formula II, 10 to 20 nanograms per milliliter of progestin, 1 to 10 milligrams per liter of putrescine, 1 to 10 international units per liter of heparin, 1 to 10 nanograms per milliliter of EGF (epidermal growth factor), 1 to 10 nanograms per milliliter of b-FGF (b-fibroblast growth factor), 1 to 10 nanograms per milliliter of HGF (hepatocyte growth factor) and 1 to 10 nanograms per milliliter of VEGF (vascular endothelial growth factor). The SFM for culturing the MSCs is a BPS-SFM which has determinate chemical components and is free of animal-derived substances.

New designed ankyrin repeat domains with binding specificity for serum albumin, recombinant binding proteins comprising at least two designed ankyrin repeat domains with binding specificity for serum albumin, as well as recombinant binding proteins comprising at least one designed ankyrin repeat domain with binding specificity for hepatocyte growth factor (HGF), at least one designed ankyrin repeat domain with binding specificity for vascular endothelial growth factor (VEGF-A), and at least two designed ankyrin repeat domain with binding specificity for serum albumin are described, as well as nucleic acids encoding such designed ankyrin repeat domains and recombinant binding proteins, pharmaceutical compositions comprising such designed ankyrin repeat domains, recombinant binding proteins or nucleic acids and the use of such designed ankyrin repeat domains, recombinant binding proteins, nucleic acids or pharmaceutical compositions in the treatment of diseases.

The present invention is directed toward a neutralizing monoclonal antibody to hepatocyte growth factor, a pharmaceutical composition comprising same, and methods of treatment comprising administering such a pharmaceutical composition to a patient.

The present invention is directed toward a humanized neutralizing monoclonal antibody to hepatocyte growth factor, a pharmaceutical composition comprising same, and methods of treatment comprising administering such a pharmaceutical composition to a patient.

The invention relates to applications of a mesenchymal stem cell and a genetically modified mesenchymal stem cell, especially relates to applications of a mesenchymal stem cell and a genetically modified mesenchymal stem cell in preparation of products for treating periodontal disease, repairing periodontal bone tissue or soft tissue defect and / or promoting regeneration of periodontal tissue. The invention further relates to a composition containing the mesenchymal stem cell and / or the genetically modified mesenchymal stem cell, and a cell patch. According to the invention, prosthodontic treatment effect of MSC (Mesenchymal Stem Cells) from different sources on the periodontal bone defect and periodontitis soft tissue is proved successfully, and a strong evidence for expanding seed cell source is provided; meanwhile, the application also proves that the prosthodontic treatment effect of MSC modified by an HGF (Hepatocyte Growth Factor) gene on periodontal bone defect and periodontitis soft tissue is superior to that of simple MSC, and shows that HGF and MSC can play a role in cooperation in prosthodontic treatment of periodontal bone tissue or soft tissue defect and / or promoting regeneration.

The present invention is concerned with a method for differentiating between liver fibrosis and liver cirrhosis in a subject based on the determination of growth differentiation factor 15 (GDF-15), hepatocyte growth factor (HGF) and / or endoglin in a sample of a subject and comparing the thus determined amount with a reference amount (reference amounts). Further envisaged by the present invention are kit and a device adapted to carry out the method of the present invention.

Disclosed is a method for diagnosing whether a subject suffers from a mild or severe form of liver cirrhosis based on determining the amount of GDF-15 (growth differentiation factor 15), PlGF (placental growth factor), and / or hepatocyte growth factor (HGF) in a sample from the subject and comparing the thus determined amount(s) with a reference amount (reference amounts). The method may further include determining the amount of adiponectin in a sample from the subject, and comparing the amount to a reference amount for adiponectin. Also described is a method to identifying a subject being susceptible to liver transplantation including determining the amount of GDF-15, PlGF, and / or HGF in a sample from the subject and comparing the thus determined amount(s) with a reference amount (reference amounts).

The invention discloses a method for inducing human umbilical cord mesenchymal stem cells in vitro into liver cells and application thereof. The method comprises the following steps of: at the culture logarithmic growth phase of human umbilical cord mesenchymal stem cells, adding a liver cell induced differentiation culture medium and performing differentiated induction to obtain the liver cells formed by the differentiation of the human umbilical cord mesenchymal stem cells. The liver cell induced differentiation culture medium consists of the basic culture medium is an IMDM culture medium containing 10 to 70 ng / ml of liver cell growth factor, 3 to 30 ng / ml of fibroblast growth factor, 4.5 to 50 ng / ml of oncostatin, 2 to 40 ng / ml of alkali fibroblast growth factor, 20 ng / ml of epidermal growth factor, 1 mu M of dexamethasone and 50 mg / ml of ITS+premix. The method has the characteristics of one step method, simplicity, high repeatability, short duration time of differentiation process and good induced differentiation effect. The method can be applied to the research on turning mesenchymal stem cells into liver cells by induced differentiation.

The present invention relates to methods and compositions for monitoring, diagnosis, prognosis, and determination of treatment regimens in sepsis patients. In particular, the invention relates to using assays that detect one or more biomarkers selected from the group consisting of Insulin-like growth factor-binding protein 7, Beta-2-glycoprotein 1, Metalloproteinase inhibitor 2, Alpha-1 Antitrypsin, Leukocyte elastase, Serum Amyloid P Component, C-X-C motif chemokine 6, Immunoglobulin A, Immunoglobulin G subclass I, C-C motif chemokine 24, Neutrophil collagenase, Cathepsin D, C-X-C motif chemokine 13, Involucrin, Interleukin-6 receptor subunit beta, Hepatocyte Growth Factor, CXCL-1, -2, -3, Immunoglobulin G subclass II, Metalloproteinase inhibitor 4, C-C motif chemokine 18, Matrilysin, C-X-C motif chemokine 11, and Antileukoproteinase as diagnostic and prognostic biomarker assays of renal injury in the sepsis patient.

The invention provides an induced culture method of liver cells, particularly provides a method for directional induced differentiation of human umbilical cord mesenchymal stem cells into liver cells and more particularly relates to a method for staged directional induced differentiation of human umbilical cord mesenchymal stem cells into liver cells by extracting human umbilical cord mesenchymal stem cells from abandoned umbilical cords through a cell climbing sheet technique, culturing the extracted stem cells, and adding an epidermal growth factor, dexamethasone, a liver cell growth factor, oncostatin and the like.

Use of a monoclonal antibody directed against the extracellular domain of hepatocyte growth factor is disclosed for the preparation of a medicament for the treatment of tumors and / or metastases and of a diagnostic tool for detecting neoplastic cells as well as vectors comprising at least a portion of the nucleotide sequence encoding the anti-Met monoclonal antibody, products containing the anti-Met monoclonal antibody and / or at least one fragment thereof and at least one kinase inhibitor.

The present invention relates to methods for treating or preventing cardiac conditions in a subject comprising administering to the subject two or more isoforms of hepatocyte growth factor (HGF). The present invention further relates to methods for promoting endothelial cell growth in a blood vessel comprising administering to the blood vessel two or more isoforms of hepatocyte growth factor (HGF). In one embodiment the two or more isoforms of HGF are administered as one or more polynucleotides encoding the isoforms.

The present invention relates to antisense oligonucleotides that modulate the expression of and / or function of Hepatocyte Growth Factor (HGF), in particular, by targeting natural antisense polynucleotides of Hepatocyte Growth Factor (HGF). The invention also relates to the identification of these antisense oligonucleotides and their use in treating diseases and disorders associated with the expression of HGF.

The present invention relates to methods and compositions for monitoring, diagnosis, prognosis, and determination of treatment regimens in subjects suffering from or suspected of having a renal injury. In particular, the invention relates to using assays that detect one or more markers selected from the group consisting of Clusterin, Heart-type fatty acid binding protein, Hepatocyte growth factor, Interferon gamma, Interleukin-12 subunit beta, Interleukin-16, Interleukin-2, 72 kDa type IV collagenase, Matrix metalloproteinase-9, Midkine, and Serum amyloid P-component as diagnostic and prognostic biomarkers in renal injuries.

A hybrid cytokine comprising the B-chain of hepatocyte growth factor and IL-7, linked by a linker molecule, having pre-pro-B growth stimulating activity.

The invention relates to a biological preparation for promoting quick growth and repair of a skin tissue. The preparation comprises the components in parts by weight as follows: 20-50 parts of active growth factor group and nutritional components and 1 part of biological general flavone, wherein the active growth factor group and nutritional components comprise epidermal growth factors (EGF), nerve growth factors (NGF), vascular endothelial growth factors (VEGF), stem cell growth factors (SCF), hepatocyte growth factors (HGF), transforming growth factors (TGF), fibroblast growth factors (bFGF), collagen, hyaluronic acids, polypeptide, nucleic acids and amino acids; the source for extracting the active growth factor group and nutritional components is original stem cells separated from cord blood or umbilical cord or placenta of new-born; and the biological general flavone is extracted from natural Chinese herbal medicines. The preparation provided by the invention is a pure natural biological preparation and can promote quick growth and repair of the skin tissue.

Compounds and methods for enhancing erythropoiesis. The compound contains a chemical structure of the formula (I) indicated below, in which R is a glucosyl group. In addition to having an erythropoiesis effect, the compound of the formula (1) is effective in enhancing erythropoietin formation, and increasing kidney function and expression of hepatocyte growth factor. The method includes the step of administering an effective amount of the compound of the formula (I) to a subject in need thereof and thereby results in an enhancement of erythropoiesis.

By introducing hepatocyte growth factor (HGF) gene and / or vascular endothelial growth factor (VEGF) gene into the subarachnoid space in humans, cerebrovascular disorders such as cerebrovascular obstruction, cerebral infarction, cerebral thrombosis, cerebral embolism, stroke, cerebral bleeding, moyamoya disease, cerebrovascular dementia, and Alzheimer's dementia can be effectively treated or prevented.