|Title:||Platelet aggregation inhibitors|
|Abstract:||The isolated and purified PAI from several active snake venoms is described and characterized. In addition, PAIs lacking the Arg-Gly-Asp (RGD) adhesion sequence but containing K* -(G/Sar)-D wherein K* is a modified lysyl residue of the formula wherein each R.sup.1 is independently H, alkyl(1-6C) or at most one R.sup.1 is R.sup.2 --C.dbd.NR.sup.3 wherein R.sup.2 is H, alkyl(1-6C), phenyl or benzyl, or is NR.sup.4 .sub.2 in which each R.sup.4 is independently H or alkyl(1-6C) and R.sup.3 is H, alkyl(1-6C), phenyl or benzyl, or R.sup.2 --C.dbd.NR.sup.3 is a radical selected from the group consisting of: ##STR1## where m is an integer of 2-3, and each R.sup.5 is independently H or alkyl(1-6C); and wherein one or two (CH.sub.2) may be replaced by O or S provided said O or S is not adjacent to another heteroatom are prepared and shown to specifically inhibit the binding of fibrinogen or von Willebrand Factor to GP IIb-IIIa.|
|Inventor(s):||Scarborough; Robert M. (Belmont, CA), Wolf; David Lawrence (Palo Alto, CA), Charo; Israel F. (Lafayette, CA)|
|Assignee:||COR Therapeutics, Inc. (South San Francisco, CA)|
Patent Claim Types:|
see list of patent claims
|Use; Compound; Device;|
|Country||Document Number||Estimated Expiration||Supplementary Protection Certificate||SPC Country||SPC Expiration|
|European Patent Office||0477295||► subscribe||51/1999||Austria||► subscribe|
|European Patent Office||0477295||► subscribe||C990043||Netherlands||► subscribe|
|European Patent Office||0477295||► subscribe||SPC/GB99/046||United Kingdom||► subscribe|
| This preview shows a limited data set|
Subscribe for full access, or try a Trial
The estimated expiration dates shown above are derived by simply adding 20 years to the priority date.
Due to the complexity of determining patent expirations even in a single country, compounded by the diversity of global patent laws, it is advisable to have patent counsel verify freedom to operate.
Export unavailable in trial.
Subscribe for complete access.