50 results about "Thrombomodulin" patented technology

The transmembrane human protein thrombomodulin (TM), as a critical regulator of the protein C pathway, represents the major anticoagulant mechanism that is operative in both normal and injured blood vessels under physiologic conditions in vivo. Compositions and methods are disclosed relating to thrombomodulin derivatives and conjugates, including methods for site-specific pegylation and compositions of a truncated thrombomodulin derivative.

This invention relates to novel fusion proteins which are comprised of a targeting protein that binds tissue factor (TF), which is operably linked to the thrombomodulin (TM) EGF456 domain alone or in combination with at least one other TM domain selected from the group consisting of the N-terminal hydrophobic region domain, the EGF123 domain, the interdomain loop between EGF3 and EGF4, and the O-glycosylated Ser / Thr-rich domain, or analogs, fragments, derivatives or variants thereof. The fusion protein binds at the site of injury and prevents the initiation of thrombosis. The fusion protein can be used to treat a variety of thrombotic conditions including but not limited to deep vein thrombosis, disseminated intravascular coagulation, and acute coronary syndrome.

This invention relates to novel fusion proteins which are comprised of a targeting protein that binds tissue factor (TF), which is operably linked to the thrombomodulin (TM) EGF456 domain alone or in combination with at least one other TM domain selected from the group consisting of the N-terminal hydrophobic region domain, the EGF123 domain, the interdomain loop between EGF3 and EGF4, and the O-glycosylated Ser / Thr-rich domain, or analogs, fragments, derivatives or variants thereof. The fusion protein binds at the site of injury and prevents the initiation of thrombosis. The fusion protein can be used to treat a variety of thrombotic conditions including but not limited to deep vein thrombosis, disseminated intravascular coagulation, and acute coronary syndrome.

The invention relates to the field of medical diagnostics. More specifically, the invention relates to methods to diagnose or screen for inflammatory conditions or disease, including auto-inflammatory disease and affective disorder, in a subject, preferably a human subject, by assaying for a marker for an inflammatory disease. Provided is a method to diagnose, screen for or predict the development of an affective disorder (AD), preferably bipolar disorder (BP), in a subject, the method comprising determining the level of at least one, preferably at least two, more preferably at least three, most preferred at least four, AD-specific gene product(s) in a biological sample isolated from the subject, preferably peripheral blood monocytes, wherein the gene is selected from the group comprising ATF3, phosphodiesterase 4 B, CXCL2, BCL2-related protein A2, Dual specificity phosphatase 2, TNFα-induced protein 3 / A20, BTEB1 CXCL3, Chemokine CCL-3 like, CCL-4, CCL20, CX2CR1, Amphiregulin, Thrombomodulin, Heparin-binding EGF-like growth factor, DNA-damaged inducible transcript, V28 chemokine-like receptor, TRAIL. MAPK6, B4BP4, PBEF1, Thrombospondin 1, MAFF, HSP70, CCL2, MCP-3, CCR2, CX3CR1, DOK1, HBB, G-gamma globin, THBD, PHLDA1, DTR and GNLY.

The invention provides a polysulfone dialysis membrane as well as a preparation method and application thereof. The polysulfone dialysis membrane is formed by connecting a bioactive molecule onto a polydopamine surface modified polysulfone membrane, wherein the bioactive molecule is any one or a combination of at least two of human serum albumin, bovine serum albumin, natto kinase, lumbrokinase, thrombomodulin and hirudin. The polysulfone dialysis membrane provided by the invention can guarantee the activity of the bioactive molecule and has a good anticoagulation function; the pure water flux is 65L / m<2>.h.bar to 140L / m<2>.h.bar, the retention rate on BSA (Bull Serum Albumin) is 95 percent or above and the retention rate on lysozyme is 25 percent to 35 percent; compared with an unmodified polysulfone membrane, the adsorption amount on the BSA, fibrinogen and blood platelets is remarkably reduced. The method provided by the invention has moderate conditions and a simple preparation process; the deterioration of membrane structure and performance and the inactivation or denaturation of bioactive macromolecules are not caused; the polysulfone dialysis membrane has a wide application prospect.

The invention relates to a method for treatment of wound healing, comprising administering to a patient in need of such treatment with an effective amount of a polypeptide comprising amino acid sequence or a conservative variant thereof having EGF-like domain of thrombomodulin. The invention also relates to a composition for the use of accelerating wound healing, comprising a polypeptide comprising amino acid sequence or a conservative variant thereof having EGF-like domain of thrombomodulin.

A method for determining whether a subject has had a stroke and, if so, the type of stroke which includes analyzing the subject's body fluid for at least four selected markers of stroke, namely, myelin basic protein, S100 protein, neuronal specific enolase and a brain endothelial membrane protein such as thrombomodulin or a similar molecule. The data obtained from the analyses provide information as to the type of stroke, the onset of occurrence and the extent of brain damage and allow a physician to determine quickly the type of treatment required by the subject.

A method for pharmacological prevention and suppression of aortic aneurysm development is disclosed. The method comprises administering a therapeutically effective amount of recombinant thrombomodulin to a subject in need thereof. The recombinant thrombomodulin prevents formation and / or retards progression of an aortic aneurysm.

A method for determining whether a subject has had a stroke and, if so, the type of stroke which includes analyzing the subject's body fluid for at least four selected markers of stroke, namely myelin basic protein, S100 protein, neuronal specific enolase and a brain endothelial membrane protein such as thrombomodulin or a similar molecule. The data obtained from the analyses provide information as to the type of stroke, the onset of occurrence and the extent of brain damage and allow a physician to determine quickly the type of treatment required by the subject.

A medicament effective for prophylactic and / or therapeutic treatment of a peripheral neuropathic pain such as allodynia caused by a treatment with an anticancer agent, which comprises thrombomodulin as an active ingredient.

The invention relates to a thrombomodulin chemiluminescence quantitative immunoassay detection kit and a preparation method thereof, and belongs to the technical field of immunodiagnosis. The technical problem that the thrombomodulin method is low in accuracy, or complex in operation and unstable in test result in the prior art is solved. The thrombomodulin chemiluminescence quantitative immunoassay detection kit provided by the invention comprises an R1 reagent, an R2 reagent and an R3 reagent, wherein the R1 reagent comprises streptavidin magnetic particles and a buffer solution I, the R2 reagent comprises a thrombomodulin monoclonal antibody labeled by a chemiluminiscence marker and the buffer solution I, and the R3 reagent comprises a conjugation labeled thrombomodulin monoclonal antibody and the buffer solution I. The kit detects thrombomodulin by using a chemiluminescence immunoassay method, and has the advantages of high detection sensitivity, accurate quantitative detection, simple operation, no radioactivity risk, short detection time, and capability of detecting antigen and antibody target substances.

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 biomarkers selected from the group consisting of Immumoglobulin A, Metalloproteinase inhibitor 4, and Thrombomodulin as diagnostic and prognostic biomarker assays in renal injuries.

A method and system for creating shear stress and endothelial mechanotransduction through neuromuscular stimulation of the muscle pump. Chronic application a minimum of 30 days triggers the autocrine and paracrine processes which elevates production of vasoactive substances including nitric oxide, prostacyclin, superoxide dismutase, thrombomodulin, glutathion, Krupple-like factor 2 and many others. Chronic application also promotes angiogenesis and development of collateral circulation. This is a cost-effective, non-invasive, drug-free therapy to treat vascular dysfunction and ameliorate or reverse its effects on cardiovascular health.

The present invention relates to a composition comprising factor VII or a factor VII-related polypeptide and thrombomodulin or a thrombomodulin-related polypeptide, and the use thereof for treating bleeding episodes.

The invention discloses a protein chip for combined detection of multiple thrombus markers. A preparation method of the protein chip comprises the following steps: (1) black slide pretreatment; (2) antibody solution sample application; (3) a sealing process; and preparation of the protein chip. The protein chip is used for detecting concentrations of various thrombus markers, preventing and reducing thrombus risks and guiding thrombus treatment. The product disclosed by the invention is a protein chip diagnostic kit comprising six indexes of TAT (thrombin-antithrombin complex), PIC (plasmin-alpha2 anti-plasminogen complex), tPAIC (tissue-type plasminogen activator-plasminogen activation inhibition complex), TM (thrombomodulin), FDP (fibrinogen degradation product) and DD (D-dimer). The indexes are detected by using a protein chip technology for the first time, and the method has the advantages of quickness, high efficiency, simplicity, convenience, low cost and the like.

A method for determining whether a subject has had a stroke and, if so, the type of stroke which includes analyzing the subject's body fluid for at least four selected markers of stroke, namely, myelin basic protein, S100 protein, neuronal specific enolase and a brain endothelial membrane protein such as thrombomodulin or a similar molecule. The data obtained from the analyses provide information as to the type of stroke, the onset of occurrence and the extent of brain damage and allow a physician to determine quickly the type of treatment required by the subject.

Compositions are provided comprising a thrombomodulin domain linked to a targeting moiety that binds to a determinant on the surface of a target endothelial cell or red blood cell, wherein the thrombomodulin domain may be the extracellular domain, the N-terminal lectin-like domain, or an epidermal growth factor (EGF)-like domain. The targeting moiety may be a single chain antigen-binding domain (scFv), and the targeting moiety and thrombomodulin domain of the composition may be linked as a continuous polypeptide chain. Methods of delivery and use of a composition described herein are provided, as well as methods of treating or preventing thrombosis, inflammation, tissue ischemia, sepsis, acute lung injury (ALI), acute myocardial infarction (AMI), ischemic stroke, cerebrovascular disease, pulmonary embolism, or ischemic peripheral vascular disease is provided.

The present invention discloses statins (3-hydroxy-3-methylglutaryl coenzyme A reductase inhibitors) consistently and significantly increased endothelial cell thrombomodulin protein and functional activity. Statins also abrogated the downregulation of thrombomodulin that occurs in response to radiation injury. These results indicate that preserving or restoring endothelial thrombomodulin expression and function by statins may be useful in a variety of disorders associated with widespread endothelial dysfunction such as sepsis, adult respiratory distress syndrome, and normal tissue radiation injury.

A method for binding Lewis Y antigen of a subject, comprising administering to the subject an effective amount of nucleotide sequence encoding N-terminal lectin-like domain of thrombomodulin (TMD1), or its analogues; and a method of detecting cancer cells, Gram-negative bacteria or LPS which over-express the Lewis Y antigen in a sample from a subject.

The present invention relates to a method for treating a bone loss disease, condition, or disorder in a subject in need thereof, comprising administering to said subject a pharmaceutically effective amount of a composition comprising thrombomodulin lectin-like domain (TMD1).

The present invention relates to a method for binding Lewis Y antigen of a subject, comprising administering to the subject an effective amount of N-terminal lectin-like domain of thrombomodulin (TMD1), or its analogues.

Compositions, reagents, kits, and methods for the reversible, covalent conjugation of functional molecules to engineered surfaces, e.g., surfaces of biomedical devices or used in analytical assays or industrial catalysis, are provided. The compositions, reagents, kits, and methods provided herein allow for the attachment, release, and replacement of functional molecules to and from engineered surfaces in vitro, in situ, and in vivo. Implantable vascular grafts, stents, catheters, and other medical devices with immobilized thrombomodulin-coated surfaces are provided. These molecules can be released from the device surface and replaced with fresh thrombomodulin via systemic administration of the respective reactants and without the need to remove the device.

The invention belongs to the field of medical materials, in particular to a biological material for simulating anti-thrombosis of endothelial cells and a preparation method thereof. According to the biological functional material with the anti-thrombosis function, a complete and stable liposome is fixed on the surface of a solid material through a chemical method, a liposome covering layer is stably arranged the surface of a specific material in an ordered mode, the selection specificity of Click Chemistry is utilized, furthermore, the surface of the liposome is modified by using thrombomodulin so as to realize the functionalization of the liposome, and therefore the anti-thrombus function of the endothelial cells can be simulated. The material with the surface modified with bioactive molecules has the advantage that the incompatibility caused on the surface due to the fact that the material of interventional equipment makes contact with blood in an interventional therapy (such as theintervention of coronary heart diseases, support) method and the thrombosis caused by the stress reaction of the immune system can be greatly reduced.

The present invention relates to a method for treating a bone loss disease, condition, or disorder in a subject in need thereof, comprising administering to said subject a pharmaceutically effective amount of a composition comprising thrombomodulin lectin-like domain (TMD1).