Method for treating diseases mediated by cellular...

A - Human Necessities – 61 – K

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A61K 31/52 (2006.01) A61K 31/00 (2006.01) A61K 31/135 (2006.01) A61K 31/16 (2006.01) A61K 31/40 (2006.01) A61K 31/44 (2006.01) A61K 31/505 (2006.01) A61K 31/522 (2006.01) A61K 31/535 (2006.01) A61K 45/00 (2006.01)

Patent

CA 2192470

There is disclosed a method for: (1) inhibiting new blood vessel formation that is useful for treating or preventing progression of diabetic retinopathy, cavernous haemangiomas, Kaposi's sarcoma, tumors composed of endothelial-like cells, and growth of solid tumors by preventing their development of a new blood supply; (2) suppressing development of kidney diseases due to cytokine induced proliferation of mesangial cells and/or glomerular epithelial cells that is useful for treating or preventing progression of diabetic glomerulosclerosis and other glomerulonephritides of various types and etiologies; (3) preventing joint destruction accompanying rheumatoid arthritis due to proliferation of synovial cells; (4) suppressing manifestations of psoriasis due to proliferation of keratinocytes and accumulation of inflammatory cells; (5) suppressing accelerated atherogenesis involved in restenosis of coronary vessels or other arterial vessels following angioplasty; (6) suppressing artherogenesis, coronary artery disease and other vasculopathies due to atherogenesis; and (7) suppressing tumor growth via paracrine or autocrine mediated responses to PDGF, FGF, EGF or VEGF this is useful for treating or preventing progression of tumors such as breast cancer stimulated through overexpression of her-2-neu receptor, wherein the inventive method comprises administering a compound that inhibits signal transduction through cellular accumulation of phosphatidic acid (PA) having predominantly linoleate and a C22 alkyl or alkenyl in the sn-2 position or a vinyl ether alkenyl group in the sn-1 position.

Traitement consistant à administrer un composé inhibant la transduction à travers l'accumulation cellulaire d'acide phosphatidique (PA) concernant principalement un linoléate et un alkyle C22 ou un alcényle en position sn-2 ou un groupe éther vinylique alcényle en position sn-1. Ledit traitement s'administre dans les cas suivants: (1) inhibition de la formation de nouveaux vaisseaux sanguins pour arrêter ou prévenir la progression de la rétinopathie, de l'hémangiome caverneux, du sarcome de Kaposi, de tumeurs composées de cellules endothélialomorphes, ainsi que la prévention de tumeurs solides en les empêchant de produire de nouvelles sources de sang; (2) suppression du développement de maladies rénales dues à la prolifération de cellules mésangiales et/ou épithéliales glomérulaires induite par la cytokine servant au traitement ou à la prévention de la glomérulosclérose et d'autres glomérulonéphritides de différents types et les étiologies; (3) prévention de la destruction des articulations accompagnant l'arthrite rhumatoïde due à la prolifération des cellules synoviales; (4) suppression des manifestations de psoriasis dues à la prolifération de kératinocytes et à l'accumulation de cellules inflammatoires; (5) suppression de l'accélération de l'athérogénèse liée à des resténoses des coronaires ou d'autres artères consécutives à une angioplastie; (6) suppression de l'athérogénèse des affections des coronaires et autres vasculopathies dues à l'athérogénèse; et (7) suppression de la croissance tumorale en réponse aux facteurs de croissance PDGF, FGF, EGF ou VEGF autocrines et paracrines, en vue de l'arrêt ou de la prévention de la progression de tumeurs telles que le cancer du sein, stimulée par la surexpression du récepteur her-2-neu.

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