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Document Type and Number:
Japanese Patent JPH0257920
Kind Code:
B2
Abstract:
The enzyme creatine kinase (CK) is not very stable and there are problems in providing CK-containing standards for use in analysis of biological fluids containing CK. The present invention provides a stable form of CK, being a mixed disulfide or dithiosulfonate of CK which can be stored (e.g. in lyophilized form) in admixture with serum or proteins and can be converted into a standard reference sample by mixture with a thioactivating agent.

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Inventors:
DAGURASU KEI CHUU
Application Number:
JP6267381A
Publication Date:
December 06, 1990
Filing Date:
April 27, 1981
Export Citation:
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Assignee:
TECHNICON INSTR
International Classes:
C12N9/12; C12N9/96; C12Q1/50; G01N33/50



 
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