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:
Apr. 03, 1979
Filed:
May. 16, 1977
Applicant:
Inventors:
Hamao Umezawa, Tokyo, JP;
Tomio Takeuchi, Tokyo, JP;
Masa Hamada, Tokyo, JP;
Masaaki Ishizuka, Tokyo, JP;
Hiroshi Naganawa, Tokyo, JP;
Toshikazu Oki, Kamakurashi, JP;
Taiji Inui, Chigasakishi, JP;
Assignee:
Zaidan Hojin Biseibutsu Kagaku Kenkyu Kai, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; C07H / ;
U.S. Cl.
CPC ...
424181 ; 195 / ; 424180 ; 536-4 ; 536 17 ; 536 53 ;
Abstract
A novel anthracycline antibiotic complex designated herein as baumycin complex is produced by fermentation of a baumycin-producing strain of Streptomyces, e.g. Streptomyces coeruleorubidus ME 130-A4 (FERM-P3540, ATCC 31276). The complex and four bioactive components thereof designated baumycin A.sub.1, A.sub.2, B.sub.1 and B.sub.2 are useful as antibacterial and antitumor agents.