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.

Date of Patent:
Sep. 22, 1981

Filed:

May. 10, 1979
Applicant:
Inventors:

Masaru Otani, Shizuoka, JP;

Shuzo Satoi, Shizuoka, JP;

Naoki Muto, Shizuoka, JP;

Tetsu Saito, Shizuoka, JP;

Tadashiro Fujii, Mishima, JP;

Seiji Katsumata, Susono, JP;

Mitsuo Hayashi, Shizuoka, JP;

Masaru Ono, Shizuoka, JP;

Assignee:

Toyo Jozo Company, Ltd., Shizuoka, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C12P / ; A61K / ;
U.S. Cl.
CPC ...
424121 ; 424122 ; 435 75 ; 435 76 ; 435169 ; 435867 ;
Abstract

A novel microorganism species belonging to the genus Micromonospora, i.e. Micromonospora sp. A 11725 is found to be capable of producing novel macrolide antibiotics A 11725 I, A 11725 II and A 11725 III. Novel antibiotics A 11725 Ia and A 11725 IIa are also found to be derived by chemical modification of the antibiotics A 11725 I and A 11725 II, respectively. All of these antibiotics or salts thereof exhibit excellent antibacterial and anti-mycoplasmal activities against various microorganisms such as Staphylococcus or Mycoplasma, and therefore useful for various purposes including medicaments.


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