C - Chemistry – Metallurgy – 12 – N
Patent
C - Chemistry, Metallurgy
12
N
195/35.3, 167/10
C12N 9/96 (2006.01) A61K 47/48 (2006.01) C12N 9/72 (2006.01) A61K 38/00 (2006.01)
Patent
CA 1217718
ABSTRACT OF THE DISCLOSURE Derivatives of a nonimmunogenic plasminogen activator which comprises at least one polyalkylene glycol group chemically bonded with at least one coupling agent to amino acid side chains of said plasminogen activator, wherein said polyalkylene glycol has a molecular weight of about 200-20,000 and is unsubstituted or is substituted with one or more alkyl, alkoxy or alkanoyl groups or a mixture thereof. The plasminogen activator derivatives have an extended circulating life in the mammalian bloodstream and also inhibit the formation of thrombus in the same.
443230
Igarashi Michiko
Kinoshita Taketoshi
Nakahara Tsuguji
Shimizu Kimihiro
Takatsuka Jun
Gowling Lafleur Henderson Llp
Nippon Chemiphar Co. Ltd.
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