1191 results about "Tyrosine kinase" patented technology

Indazole compounds that modulate and / or inhibit the activity of certain protein kinases are described. These compounds and pharmaceutical compositions containing them are capable of mediating tyrosine kinase signal transduction and thereby modulate and / or inhibit unwanted cell proliferation. The invention is also directed to the therapeutic or prophylactic use of pharmaceutical compositions containing such compounds, and to methods of treating cancer and other disease states associated with unwanted angiogenesis and / or cellular proliferation, such as diabetic retinopathy, neovascular glaucoma, rheumatoid arthritis, and psoriasis, by administering effective amounts of such compounds.

This invention is generally directed to the use of Indazole Compounds for treating or preventing diseases associated with protein kinases, including tyrosine kinases, such as proliferative diseases, inflammatory diseases, abnormal angiogenesis and diseases related thereto, atherosclerosis, macular degeneration, diabetes, obesity, pain and others. The methods comprise the administration to a patient in need thereof of an effective amount of an indazole compound that inhibits, modulates or regulates tyrosine kinase signal transduction. Novel indazole compounds or pharmaceutically acceptable salt thereof are presented herein.

Described are conjugates formed by an antibody fragment covalently attached to a non-proteinaceous polymer, wherein the apparent size of the conjugate is at least about 500 kD. The conjugates exhibit substantially improved half-life, mean residence time, and / or clearance rate in circulation as compared to the underivatized parental antibody fragment. Also described are conjugates directed against human vascular endothelial growth factor (VEGF), human p185 receptor-like tyrosine kinase (HER2), human CD20, human CD18, human CD11a, human IgE, human apoptosis receptor-2 (Apo-2), human tumor necrosis factor-α (TNF-α), human tissue factor (TF), human α4β7 integrin, human GPIIb-IIIa integrin, human epidermal growth factor receptor (EGFR), human CD3, and human interleukin-2 receptor α-chain (TAC) for diagnostic and therapeutic applications.

The present invention relates to compounds having the formula I: which inhibit, regulate and / or modulate tyrosine kinase signal transduction, compositions which contain these compounds, and methods of using them to treat tyrosine kinase-dependent diseases and conditions. The compounds of the present invention are useful in treating angiogenesis, cancer, tumor growth, atherosclerosis, age related macular degeneration, diabetic retinopathy, inflammatory diseases, and the like in mammals.

The present invention relates to compounds which inhibit, regulate and / or modulate tyrosine kinase signal transduction, compositions which contain these compounds, and methods of using them to treat tyrosine kinase-dependent diseases and conditions, such as angiogenesis, cancer, tumor growth, atherosclerosis, age related macular degeneration, diabetic retinopathy, inflammatory diseases, and the like in mammals.

The present invention includes novel compounds and methods for preventing or treating diseases associated with and / or caused by overexpression and / or uncontrolled activation of a tyrosine kinase in a subject in need thereof. In certain embodiments, the compounds of the present invention comprise a tyrosine kinase inhibitor, a linker and a ubiquitin ligase binder. The methods of the present invention comprise administering to the subject an pharmaceutically effective amount of at least one compound of the invention.

The present invention relates to compounds which inhibit, regulate and / or modulate tyrosine kinase signal transduction, compositions which contain these compounds, and methods of using them to treat tyrosine kinase-dependent diseases and conditions, such as angiogenesis, cancer, tumor growth, atherosclerosis, age related macular degeneration, diabetic retinopathy, inflammatory diseases, and the like in mammals.

The invention discloses a method for synthesizing tyrosine kinase inhibitor PCI-32765. The method comprises the following steps of: 1) carrying out a coupled reaction between a compound 10 and a compound 15 to obtain a compound 6; 2) reacting the compound 6 with a compound 16 to obtain a compound 11 in the presence of a more ideal catalyst; 3) protecting the compound 11 to obtain a compound 12; 4) carrying out selective de-protection on the compound 12 to obtain a compound 13; 5) attacking the compound 13 which has only one position which can be attacked by a compound 17 to obtain a very pure compound 14; and 6) removing protecting groups, thus obtaining the PCI-32765. By the method, tyrosine kinase which serves as a main receptor signal of B cells can be inhibited, and the tyrosine kinase inhibitor PCI-32765 is not only capable of inhabiting the generation of hemocyte with little toxicity and side effects, but also is moderate in reaction conditions, simple to operate, convenient to purify, low in cost, environment-friendly, and suitable for large scale production.

The present invention sets forth a new chemical genetic approach for engineering kinase enzymes with a cysteine gatekeeper residue as well as for developing electrophilic inhibitors thereto. The present invention also provides a Src proto-oncogenic tyrosine kinase with a cysteine gatekeeper that recapitulates wild type activity and can be irreversibly inhibited both in vitro and in cells. The present invention also provides methods and compositions for modulating kinases and for treating kinase-associated diseases.

Q is —N=or CR2 X is S, O or NOR3 Y is —O—, —S—, —SO— or —SO2—R and R1 are each, independently, H, a substituted or unsubstituted aliphatic, aromatic, heteroaromatic or aralkyl groupR2 is H or a substituentR3 is H, or —C(O)R4 R4 is a substituted or unsubstituted aliphatic or aromatic groupn is an integer from 0 to 1Chemical compounds having structural formula I and physiologically acceptable salts thereof, are inhibitors of serine / threonine and tyrosine kinase activity. Several of the tyrosine kinases, whose activity is inhibited by these chemical compounds, are involved in angiogenic processes. Thus, these chemical compounds can ameliorate disease states where angiogenesis or endothelial cell hyperproliferation is a factor. These compounds can be used to treat cancer and hyperproliferative disorders.

The present invention provides chemical entities or compounds and pharmaceutical compositions thereof that are capable of modulating signal transduction by certain protein kinases such as mTor, tyrosine kinases, and / or lipid kinases such as PB kinase in an ocular tissue. Also provided in the present invention are methods of using these compositions to modulate activities of one or more of these kinases, especially for therapeutic applications.

The present disclosure provides compositions and methods for the prevention or treatment of ocular neovascularization, such as AMD, in a human subject, by administering subretinally a pharmaceutical composition comprising a pharmaceutically effective amount of a vector comprising a nucleic acid encoding soluble Fms-related tyrosine kinase-1 (sFlt-1) protein to the human subject.

The present invention relates to development of efficacious intravitreal pharmaceutical compositions comprising a poorly water soluble agent with anti-angiogenic and / or anti vascular leakage properties in a therapeutically effective amount and a co-solvent in a suitable amount to treat or prevent diseases due to ocular neovascularization and enhanced vascular permeability. Other aspects of the invention details the development of efficacious compositions for the treatment of the said diseases via periocular, topical and oral administration.

The present invention relates to compounds which inhibit, regulate and / or modulate tyrosine kinase signal transduction, compositions which contain these compounds, and methods of using them to treat tyrosine kinase-dependent diseases and conditions, such as angiogenesis, cancer, tumor growth, atherosclerosis, age related macular degeneration, diabetic retinopathy, macular edema, retinal ischemia, inflammatory diseases, and the like in mammals.

The present invention relates to the treatment of EGFR-mediated disease, particularly cancer, which is resistant to tyrosine kinase inhibitor therapies. Methods for treatment of cancer and reduction of tumor growth in individuals with secondary EGFR mutations, particularly tyrosine kinase domain mutations, resistant to standard therapy are provided. The invention provides methods for the treatment of tyrosine kinase inhibitor resistant cancers with anti-EGFR antibodies. Methods for treatment of recurrent lung cancer, including non-small cell lung carcinoma which is resistant to tyrosine kinase inhibitors, with the antibody anti-EGFR mAb806 are described.

Biocompatible intraocular implants include a tyrosine kinase inhibitor and a biodegradable polymer that is effective to facilitate release of the tyrosine kinase inhibitor into the vitreous of an eye for an extended period of time. The therapeutic agents of the implants may be associated with a biodegradable polymer matrix, such as a matrix that is substantially free of a polyvinyl alcohol. The implants can be placed in an eye to treat or reduce the occurrence of one or more ocular conditions.

A compound of the general formula (I) or pharmaceutically acceptable prodrugs, salts, hydrates, solvates, crystal forms or diastereomers thereof, wherein A represents a variety of six membered nitrogen containing heterocyclic rings, Q is a bond, halogen, C1-4 alkyl, O, S, SO2, CO or CS and X1, X2, X3 and X4 are optionally substituted by 9 specific substituents or one can be nitrogen. Compositions comprising a carrier and at least one compound of formula (I) are also provided. Further provided are methods of treating tyrosine kinase-associated disease states by administering a compound of formula (I) and methods of suppressing the immune system of a subject by administering a compound of formula (I).

Truncation variants of BCR-ABL mRNA that produces BCR-ABL proteins with a truncated C-terminus and its role in resistance to treatment with kinase inhibitors is described. Vectors for expressing the truncated gene products are described as well as recombinant cells that express the truncated gene products from cDNA constructs. Also provided are methods compositions and kits for detecting the BCR-ABL truncation variants. Also provided are methods for determining the prognosis of a patient diagnosed as having myeloproliferative disease, and methods for predicting the likelihood for resistance to a treatment with tyrosine kinase inhibitor in a patient diagnosed as having myeloproliferative disease. Additionally, methods for screening BCR-ABL tyrosine kinase domain inhibitors which rely on the recombinant cells are also disclosed.

The present invention provides a class of 2,4-disubstituted phenylene-1,5-diamine derivatives, having an inhibiting effect on EGFR tyrosine kinases, and pharmaceutically acceptable salt, stereoisomer, solvate, or prodrug of said derivatives. See the description for the definitions of each group in the formula. In addition, the present invention also discloses pharmaceutical compositions, pharmaceutically acceptable compositions, and applications thereof.

The present invention provides novel compounds that are antagonists of PI3 kinase, PI3 kinase and tryosine kinase, PI3Kinase and mTOR, or PI3Kinase, mTOR and tryosine kinase.

The present invention relates to development of efficacious pharmaceutical compositions comprising an anti-angiogenic compound in a therapeutically effective amount complexed with or encapsulated in a cyclodextrin derivative.

Described herein are inhibitors of FGFR, pharmaceutical compositions including such compounds, and methods of using such compounds and compositions to inhibit the activity of tyrosine kinases.

The present invention relates to novel antibodies capable of binding specifically to the human insulin-like growth factor I receptor IGF-IR and / or capable of specifically inhibiting the tyrosine kinase activity of said IGF-IR receptor, especially monoclonal antibodies of murine, chimeric and humanized origin, as well as the amino acid and nucleic acid sequences coding for these antibodies. The invention likewise comprises the use of these antibodies as a medicament for the prophylactic and / or therapeutic treatment of cancers overexpressing IGF-IR or any pathology connected with the overexpression of said receptor as well as in processes or kits for diagnosis of illnesses connected with the overexpression of the IGF-IR receptor. The invention finally comprises products and / or compositions comprising such antibodies in combination with anti-EGFR antibodies and / or compounds and / or anti-cancer agents or agents conjugated with toxins and their use for the prevention and / or the treatment of certain cancers.

Proteolytically stable small molecule β-turn peptidomimetic compounds have been identified as agonists or antagonists of neurotrophin receptors, such as TrkA. A compound of particular interest binds the immunoglobulin-like C2 region of the extracellular domain of TrkA, competes the binding of another TrkA ligand, affords selective trophic protection to TrkA-expressing cell lines and neuronal primary cultures, and induces the differentiation of primary neuronal cultures. The small β-turn peptidomimetic compounds of the invention can activate a tyrosine kinase neurotrophin receptor that normally binds a relatively large protein ligand. Such compounds that bind the extracellular domain of Trk receptors are useful pharmacological agents to address disorders where Trk receptors play a role, by targeting populations selectively.

Compounds of the formula and pharmaceutically acceptable salts thereof, wherein Q1 and R1 are defined herein, inhibit the IGF-1R enzyme and are useful for the treatment and / or prevention of various diseases and conditions that respond to treatment by inhibition of tyrosine kinases.

Disclosed are biomarkers, methods and assay kits for the identification of cancer patients who are predicted to benefit, or not to benefit, from the therapeutic administration of an epidermal growth factor receptor (EGFR) inhibitor. The biomarkers of the present invention include detection of EGFR and HER 2 gene amplification and polysomy, EGFR protein expression, EGFR mutations, phosphorylated Akt protein expression, and various combinations of such biomarkers, as well as the combination of these biomarkers with mutations in the tyrosine kinase domain of the EGFR gene. Increased EGFR gene copy number, increased HER2 gene copy number, increased EGFR, protein expression, activated AKT protein expression (phosphorylated AKT) and EGFR mutations are all associated with better outcome for cancer patients treated with EGFR inhibitors. The invention provides a diagnostic paradigm based on each of these tests and combinations of these tests to select cancer patients who will benefit from EGFR inhibitor therapy, as well as a diagnostic paradigm to select cancer patients who will not benefit from EGFR inhibitor therapy.

Methods and compositions for reducing fibrosis and cirrhosis are provided in which an effective dose of an admixture of a polysaccharide compound and, for example, a compound selected from the group consisting of antibodies specific to intracellular or cell-surface: (i) beta-PDGF receptors; (ii) synaptophysin; (iii) zvegf3; (iv) CCR1 receptors; (v) connective tissue growth factor; (vi) alpha 1-smooth muscle actin; (vii) matrix metalloproteinases MMP 2 and MMP9; (viii) matrix metalloproteinase inhibitors TIMP1 and TMP2; (ix) integrins; (x) TFG-β1; (xi) endothelin receptor antagonists; and (xii) collagen synthesis and degradation modulating compounds; (xiii) actin synthesis and degradation modulating compounds; and (xiv) tyrosine kinases is administered to an animal in order to treat fibrosis.

The invention relates in part to molecules having certain biological activities that include, but are not limited to, inhibiting cell proliferation, modulating protein kinase activity and modulating polymerase activity. Molecules of the invention can modulate Pim kinase activity and / or FMS-like tyrosine kinase (Flt) activity. The invention also relates in part to methods for using such molecules.

The present disclosure relates to the field of tyrosine kinase enzyme inhibition, in particular anaplastic lymphoma kinase (ALK) inhibition using novel small molecules. Provided are compounds capable to modulate ALK activity, compositions that comprise the compounds, and methods of using the compounds for the treatment or prevention of diseases or conditions that are characterized by ALK activity or expression.