Chemistry: molecular biology and microbiology – Enzyme – proenzyme; compositions thereof; process for... – Stablizing an enzyme by forming a mixture – an adduct or a...
Patent
1987-09-08
1990-02-20
Wax, Robert A.
Chemistry: molecular biology and microbiology
Enzyme , proenzyme; compositions thereof; process for...
Stablizing an enzyme by forming a mixture, an adduct or a...
435 22, 435201, 435202, 435203, 435204, 435205, C12N 996
Patent
active
049026216
ABSTRACT:
An aqueous stabilized enzyme preparation to be used for measuring the amount of .alpha.-amylase in a liquid sample like serum or urine containing a blocked and labeled oligosaccharide being the substrate for the .alpha.-amylase to be measured in the presence of exo-enzymes which aqueous preparation, preferably consisting of two separate solutions is stabilized by adding a buffer, a taurocholic acid derivative, an albumin, and a polyhydric alcohol.
REFERENCES:
patent: 4259440 (1981-03-01), Gupta et al.
patent: 4649108 (1987-03-01), Blair
Akzo N.V.
Blackstone William M.
Wax Robert A.
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