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292 results about "Angiogenesis inhibitor" patented technology

An angiogenesis inhibitor is a substance that inhibits the growth of new blood vessels (angiogenesis). Some angiogenesis inhibitors are endogenous and a normal part of the body's control and others are obtained exogenously through pharmaceutical drugs or diet.

Heterocyclic angiogenesis inhibitors

InactiveUS20020128232A1Modulating/regulating angiogenesisAbnormal and inappropriate cell proliferationSilicon organic compoundsBiocideArylHalogen
The present invention relates to novel angiogenic-inhibitory compounds of formula (I) 1 and pharmaceutically acceptable salts thereof, wherein: Y is a direct bond or a linker group selected from a group of CH.sub.2, NH, NR.sub.1, S, SO, SO.sub.2, or O; Z is CO, CS, SO, SO.sub.2, or C.dbd.NH; R.sup.1 is H, alkyl, alkenyl, alkynyl, cycloalkyl, aryl, arylalkyl, acyl, alkoxyacyl, aryloxyacyl, or aminoacyl groups; R.sup.2 is O, S, or NH; A is one to three cycloalkyl or aryl ring groups, in which any of these ring groups may be connected with other ring through a single bond or fused with at least one other ring, and these ring groups are optionally substituted at one or more positions with alkyl, alkoxy, aryl, aryloxy, arylalkyl, arylalkyloxy, hydroxyl, halogen, trihalomethyl, S(O)R, SO.sub.2NRR', SO.sub.3R, SR, B(OR).sub.2, PR.sub.3, P(O)(OR).sub.2, OP(O)(OR).sub.2, NO.sub.2, NRR', OR, CN, C(O)R, NHC(O)R, (CH.sub.2).sub.nCO.sub.2R, or CONRR', wherein R and R' are each independently selected from the group consisting of H, alkyl, alkoxy, aryl, aryloxy, arylalkyl, and arylalkyloxy and n is 0-11; and B is alkyl, arylalkyl, or one to three cycloalkyl or aryl ring groups, in which any of ring groups may be connected with other ring through a single bond or fused with at least one other ring; and these alkyl, arylalkyl or ring groups are optionally substituted at one or more positions with alkyl, alkoxy, aryl, aryloxy, arylalkyl, arylalkyloxy, hydroxyl, halogen, trihalomethyl, S(O)R, SO.sub.2NRR', SO.sub.3R, SR, B(OR).sub.2, PR.sub.3, P(O)(OR).sub.2, OP(O)(OR).sub.2, NO.sub.2, NRR', OR, CN, C(O)R, NHC(O)R, (CH.sub.2).sub.nCO.sub.2R, or CONRR', wherein R and R' are each independently selected from the group consisting of H, alkyl, alkoxy, aryl, aryloxy, arylalkyl, and arylalkyloxy and n is 0-11, pharmaceutical composition comprising them and their use.
Owner:STARPHARMA PTY LTD

Inhibition Of Superoxide Dismutase By Tetrathiomolybdate: Identification Of New Anti-Angiogenic And Antitumor Agents

Though copper is elevated in the tumor tissue and plasma of patients with various malignancies, the molecular targets for copper binding agents in angiogenesis and tumor progression remain poorly understood. It is disclosed that one anti-angiogenic target for the copper binding agent tetrathiomolybdate is intracellular CuZn-superoxide dismutase (SOD1). A second generation tetrathiomolybdate analog, ATN-224, inhibits endothelial cell (EC) proliferation in vitro, binds to SOD1 and inhibits its activity without displacing bound copper ATN-224 can accumulate in ECs and inhibit CuZnSOD activity with an IC50 similar to the IC50 for EC proliferation, resulting in increased generation of intracellular reactive oxygen species. Inhibition of EC proliferation by ATN-224 in vitro is substantially reversed by a synthetic porphyrin SOD mimetic. Similar results were observed in vivo, where inhibition of angiogenesis by ATN-224 in a Matrigel plug model was also reversed by MnTBAP. Thus, a distinct molecular target for copper depletion therapy has been identified and SOD1 is now validated as a target for anti-angiogenesis. Methods for screening, or designing, such SOD1 inhibitors for use as angiogenesis inhibitors and anti-cancer agents are disclosed.
Owner:ATTENUON LLC
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