Title:
ANTIBIOTIC NITRACIDOMYCINS A AND B AND THEIR PREPARATION
Document Type and Number:
Japanese Patent JPS6115694
Kind Code:
A
Abstract:
PURPOSE: In the titled novel antibiotic, to prepare an antibiotic effective against Gram-positive and Gram-negative bacteria, by cultivating a bacterium belonging to the genus Streptomyces, capable of producing nitracidomycins A and B.
CONSTITUTION: Sp. SANK60784(FERM-P 7582) belonging to the genus Streptomyces separated from soil is cultivated by a culture method used for well-known ray fungus. Nitracidomycins A and B which exist mainly in a liquid part of a cultrue are collected by a method such as filtration, adsorption, etc. A compound of nitracidomycin shown by the formula where R is methyl is nitracidomycin A, and one where R is ethyl group is nitracidomycin B. This novel antibiotics are used for various microbisms.
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Inventors:
HAISHI TATSUO
TAKAHASHI HIDEJI
INUKAI MASATOSHI
TORIGATA AKIO
ITOU YASUHIRO
ENOKIDA RIYUUZOU
TAKATSU TOSHIO
IWATOU SEIGO
TAKAHASHI HIDEJI
INUKAI MASATOSHI
TORIGATA AKIO
ITOU YASUHIRO
ENOKIDA RIYUUZOU
TAKATSU TOSHIO
IWATOU SEIGO
Application Number:
JP13751784A
Publication Date:
January 23, 1986
Filing Date:
July 03, 1984
Export Citation:
Assignee:
SANKYO CO
International Classes:
C12P13/02; C07C291/02; C12R1/465; (IPC1-7): C07C135/00; C12P13/02; C12R1/465
Attorney, Agent or Firm:
Akio Ohno