Chemistry: molecular biology and microbiology – Enzyme – proenzyme; compositions thereof; process for... – Stablizing an enzyme by forming a mixture – an adduct or a...
Patent
1988-06-17
1990-08-07
Schwartz, Richard A.
Chemistry: molecular biology and microbiology
Enzyme , proenzyme; compositions thereof; process for...
Stablizing an enzyme by forming a mixture, an adduct or a...
435215, 435236, C12N 996, C12N 972
Patent
active
049467859
ABSTRACT:
The thermal degradation of urokinase in an aqueous solution is suppressed by heating an aqueous solution containing urokinase in the presence of citric acid or a water-soluble salt thereof such as sodium, potassium or lithium citrate at about 60.degree. C. for about 10 hours.
REFERENCES:
patent: 4361652 (1982-11-01), Uemura et al.
patent: 4404187 (1983-09-01), Schwinn et al.
Hiratani Hajime
Matsumoto Hiroshi
Nakanishi Koichiro
Nishimuro Satoshi
Ota Masaichi
Japan Chemical Research Co., Ltd.
Mosher Mary E.
Schwartz Richard A.
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