338 results about "Kinin" patented technology

The present invention provides a method for treating a thrombotic or an inflammatory disorder administering to a patient in need thereof a therapeutically effective amount of at least one compound of Formula (I) or Formula (V): or a stereoisomer or pharmaceutically acceptable salt or solvate form thereof, wherein the variables A, L, Z, R3, R4, R6, R11, X1, X2, and X3 are as defined herein. The compounds of Formula (I) are useful as selective inhibitors of serine protease enzymes of the coagulation cascade and / or contact activation system; for example thrombin, factor Xa, factor XIa, factor IXa, factor VIIa and / or plasma kallikrein. In particular, it relates to compounds that are selective factor XIa inhibitors. This invention also provides compounds within the scope of Formula I and relates to pharmaceutical compositions comprising these compounds.

The present invention is concerned with new compounds, and particularly those having a fused bicyclic ring substituted with an amidine moiety. These compounds are each potent inhibitors of Factor D of the alternate pathway of complement, C1s of the classical pathway of complement, Factors Xa, XIIa, VIIa and thrombin of the coagulation pathway, plasmin in the fibrinolytic pathway, and kallikrein and high molecular weight kininogen in the inflammatory pathways. These proteases, which have serine in their active site, are called serine proteases and they are pivotal to most of the processes of inflammation and coagulation. In fact, these various systems are interactive with one another and it is difficult to activate one pathway without it influencing the others.

The present invention provides compounds of Formula (I): or a stereoisomer or pharmaceutically acceptable salt or solvate form thereof, wherein the variables A, B, L1, L2, X1, X2, X3, X4, X5, R4, and W are as defined herein. The compounds of Formula (I) are useful as selective inhibitors of serine protease enzymes of the coagulation cascade and / or contact activation system; for example thrombin, factor Xa, factor XIa, factor IXa, factor VIIa and / or plasma kallikrein. In particular, it relates to compounds that are selective factor XIa inhibitors. This invention also relates to pharmaceutical compositions comprising these compounds and methods of treating thromboembolic and / or inflammatory disorders using the same.

A method and apparatus for preventing and treating septicemia in patient blood. The extracorporeal system includes an anti-microbial device to kill at least 99% of bloodborne microorganisms, a hemoconcentrator / filtration unit to remove approximately 90% of target molecules from the patient blood and a filter unit to remove target molecules from patient blood from the sieved plasma filtrate. Target molecules are produced by microorganisms as well as the patient's cells and include endotoxins from gram negative bacteria, exotoxins from gram negative and gram positive bacteria, as well as RAP protein mediator from Staphylococcus aureus, and cell mediators such as tumor necrosis factor-alpha, and interleukin 1-beta, complement proteins C3a and C5a, and brandykinin.

The present invention provides compounds of Formula (I):or a stereoisomer or pharmaceutically acceptable salt or hydrate form thereof, wherein the variables A, B, L1, L2, X1, X2, X3, X4 and W are as defined herein. The compounds of Formula (I) are useful as selective inhibitors of serine protease enzymes of the coagulation cascade and / or contact activation system; for example thrombin, factor Xa, factor XIa, factor IXa, factor VIIa and / or plasma kallikrein. In particular, it relates to compounds that are selective factor XIa inhibitors. This invention also relates to pharmaceutical compositions comprising these compounds and methods of treating thromboembolic and / or inflammatory disorders using the same.

This invention provides: novel protein homologous of a Kunitz domain, which are capable of binding kallikrein; polynucleotides that encode such novel proteins; and vectors and transformed host cells containing these polynucleotides.

The present invention provides compounds of Formula (I):or a stereoisomer, tautomer, pharmaceutically acceptable salt or solvate form thereof, wherein the variables A, B, R3 and R11 are as defined herein. The compounds of Formula (I) are useful as selective inhibitors of serine protease enzymes of the coagulation cascade and / or contact activation system; for example thrombin, factor Xa, factor XIa, factor IXa, factor VIIa and / or plasma kallikrein. In particular, it relates to compounds that are selective factor XIa inhibitors or dual inhibitors of fXIa and plasma kallikrein. This invention also relates to pharmaceutical compositions comprising these compounds and methods of treating thromboembolic and / or inflammatory disorders using the same.

A activator for prekallikrein includes isolated, purified, or substantially purified heat shock protein 90, a phosphate ion, and mixtures thereof. The prekallikrein activator is part of an in vitro system for activating prekallikrein in the absence of FXIIa. The system includes the activator, high-molecular weight kininogen, and zinc ions. A method for activating prekallikrein to produce kallikrein in the absence of FXIIa includes mixing prekallikrein with the activator and a composition comprising high molecular weight kininogen and zinc ions. A method for evaluating the activity of a test drug for the production of kallikrein comprises activating prekallikrein and determining the kallikrein produced. The activity (promoting or inhibiting ability) of the tested drug against the production of kallikrein in the absence of FXIIa can be easily measured. The test drug may be an analgesic, anti-allergy, anti-inflammatory drug.

The present invention relates to a novel pharmaceutical combination for treating thromboembolic and / or inflammatory diseases, wherein the combination has: (a) a first therapeutic agent independently selected from the group consisting of a selective Factor VIIa inhibitor, a selective Factor XIa inhibitor, a combination of the selective Factor VIIa and XIa inhibitors, or pharmaceutically acceptable salt forms thereof; and (b) a second therapeutic agent comprising a selective plasma kallikrein inhibitor or a pharmaceutically acceptable salt form thereof. The instant invention is also directed to a method and composition suitable for treating thromboembolic and / or inflammatory diseases using the novel combinations.

The present invention provides compounds of Formula (I):or a stereoisomer or pharmaceutically acceptable salt or solvate form thereof, wherein the variables A, L, Z, X1, X2, X3, X4, and X5 are as defined herein. The compounds of Formula (I) are useful as selective inhibitors of serine protease enzymes of the coagulation cascade and / or contact activation system; for example thrombin, factor Xa, factor XIa, factor IXa, factor VIIa and / or plasma kallikrein. In particular, it relates to compounds that are selective factor XIa inhibitors. This invention also relates to pharmaceutical compositions comprising these compounds and methods of treating thromboembolic and / or inflammatory disorders using the same.

The present invention provides compounds of Formula (I):or a stereoisomer, tautomer, pharmaceutically acceptable salt or solvate form thereof, wherein the variables A, L, Z, R3, and ring B are as defined herein. The compounds of Formula (I) are useful as selective inhibitors of serine protease enzymes of the coagulation cascade and / or contact activation system; for example thrombin, factor Xa, factor XIa, factor IXa, factor VIIa and / or plasma kallikrein. In particular, it relates to compounds that are selective factor XIa inhibitors. This invention also relates to pharmaceutical compositions comprising these compounds and methods of treating thromboembolic and / or inflammatory disorders using the same.

The present invention provides bradykinin peptide analogs, compositions, and methods of inhibiting thrombin-induced platelet and other cell activation. The bradykinin analogs comprise single or multiple peptide segments. The invention also provides a method for identifying compounds that selectively inhibit thrombin-induced platelet and other cell activation.

A pharmaceutical or veterinary composition, comprises a first active agent selected from a dehydroepiandrosterone and / or dehydroepiandrosterone-sulfate, or a salt thereof, and a second active agent comprising a tyrosine kinase inhibitor, delta opioid receptor antagonist, neurokinin receptor antagonist, or VCAM inhibitor for the treatment of asthma, chronic obstructive pulmonary disease, or other respiratory diseases. The composition is provided in various formulations and in the form of a kit. The products of this patent are applied to the prophylaxis and treatment of asthma, chronic obstructive pulmonary disease, or other respiratory diseases.

Methods for diagnosing and monitoring ovarian cancer in a subject comprising measuring a plurality of kallikrein polypeptides, and optionally CA125, or nucleic acids encoding the polypeptides in a sample from the subject. The kallikrein polypeptides include kallikrein 5, kallikrein 6, kallikrein 7, kallikrein 8, kallikrein 10 and kallikrein 11.

The present invention provides compounds of Formula (I): or a stereoisomer or pharmaceutically acceptable salt or solvate form thereof, wherein the variables A, L, Z, X1, X2, X3, X4, and X5 are as defined herein. The compounds of Formula (I) are useful as selective inhibitors of serine protease enzymes of the coagulation cascade and / or contact activation system; for example thrombin, factor Xa, factor XIa, factor IXa, factor VIIa and / or plasma kallikrein. In particular, it relates to compounds that are selective factor XIa inhibitors. This invention also relates to pharmaceutical compositions comprising these compounds and methods of treating thromboembolic and / or inflammatory disorders using the same.

There are provided inter alia multisubstituted aromatic compounds useful for the inhibition of thrombin and / or kallikrein, which compounds include substituted triazolyl. There are additionally provided pharmaceutical compositions. There are additionally provided methods of treating and preventing certain diseases or disorders, which diseases or disorders are amenable to treatment or prevention by the inhibition of thrombin and / or kallikrein.

Provided herein are methods of treating Parkinson's disease, dementia with Lewy bodies, and conditions associated with Parkinson's disease and dementia with Lewy bodies. These methods include administering to a subject in need thereof a therapeutically effective amount of a tissue kallikrein (KLK1) polypeptide, including active variants and fragments thereof.

Pharmaceutical compositions for intravenous administration comprising the compound of Formula Ior pharmaceutically acceptable salts, hydrates or prodrugs thereof are described herein. Methods of preparing the pharmaceutical compositions and methods for treating nausea and / or emesis with the pharmaceutical compositions are also described herein.

The invention is a constructing method of a genetic modified chlamydomonas reinhardtii to express kallikrein of human tissue. Firstly kallikrein gene sequence suitable for expression of chlamydomonas reinhardtii kernel genome or expression of chloroplast genome or expression of mitochondrial is designed according to kallikrein gene sequence of human tissue and preferred codon table of chlamydomonas reinhardtii, the gene sequence is synthesized by artificial synthesis, kallikrein gene of human tissue containing non-coded sequence is artificially synthesized, then expression vector of chlamydomonas reinhardtii kernel genome or expression vector of chlamydomonas reinhardtii chloroplast genome or expression vetor of chlamydomonas reinhardtii mitochondrial with mention foreign gene is constructed, then transformed into chlamydomonas reinhardtii by genetic transformation, and genetic modified algal strains capable of expressing kallikrein of human tissue is obtained after screening. The invention lays foundation of treating and preventing some diseases such as hypertention, glomerulonephritis with human original kallikrein gene chlamydomonas reinhardtii and products there.

The present invention discloses the process of culturing adventitious root tissue of licorice, and belongs to the tissue culture of licorice as one kind of Chinese medicinal materials. The process of the present invention includes soaking licorice seed in solution with ethanol in 70-75 vol% and sodium hypochlorite in 2 vol% to sterilize and planting in MS culture medium to induce bacteria-free bud; inoculating the cut cotyledon and bud in MS culture medium containing different plant growth regulator to induce callus; transferring the callus growing for 20 days in MS culture medium with indolebutyric acid and kinin to induce adventitious root; and finally transferring the adventitious root to liquid culture medium containing the same plant growth regulator for fast growth. The present invention has simple process, high inducing rate, fast adventitious root proliferating speed and other features.

The present invention provides inhibitors and / or antagonists of plasma kallikrein. Also provided are methods of utilizing the inhibitors as therapeutics.