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:
Dec. 01, 1998
Filed:
Jun. 02, 1995
Applicant:
Inventors:
Enrico Selva, Via Di Vittorio, IT;
Luciano Gastaldo, Via San Martino, IT;
Maurizio Denaro, Viale Bligny, IT;
Giovanni Cassani, Via Vittadini, IT;
Francesco Parenti, Via Benvenuto Cellini, IT;
Assignee:
Biosearch Italia S.p.A., Varese, IT;
Primary Examiner:
Int. Cl.
CPC ...
C12P / ;
U.S. Cl.
CPC ...
435 713 ; 435 75 ; 435 76 ; 435244 ; 435169 ;
Abstract
The present invention is directed to a method for selectively enhancing the production of factors A, and/or B.sub.0 of antibiotic A 40926 either to isolate these single components in better yields or to enrich the complex in one or both the above components, which comprises adding an appropriate precursor of the desired antibiotic factor to an A 40926 producing culture during fermentation.