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. 15, 1981
Filed:
Jan. 10, 1980
Applicant:
Inventor:
Jeffery H Robinson, Epsom, GB;
Assignee:
Beecham Group Limited, , GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C12P / ;
U.S. Cl.
CPC ...
435 68 ; 435811 ; 435948 ;
Abstract
A method for preparing interferon in which MRC-5 cells are induced for 2 to 3 hours with an interferon-inducing medium containing from 0.1 to 50 mg 1.sup.-1 of a ds-RNA, 100 mg 1.sup.-1 of DEAE-Dextran and 250 m.M of sucrose. Other sugars which can be used include glucose, galactose, fructose, mannose and maltose, and a preferred ds-RNA is naturally occurring ds-RNA isolated from P. chrysogenum.