The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 11, 1990
Filed:
Apr. 06, 1987
Applicant:
Inventors:
Pyare L Khanna, Fremont, CA (US);
Robert Dworschack, Antioch, CA (US);
Phillip Ruprecht, Albany, CA (US);
Assignee:
Microgenics Corporation, Concord, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N / ; C12N / ;
U.S. Cl.
CPC ...
435-7 ; 435 18 ; 435188 ; 435810 ;
Abstract
A method of stabilizing .beta.-galactosidase peptide fragments against storage degradation for use in a complementation assay which comprises storing the peptide fragment in a storage medium containing an ionic surfactant or a surfactant derived from a sugar residue and adding a cyclodextrin to the storage medium after storing the peptide fragments but before using them in a complementation assay.