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Title:
ANTIBIOTICS CAPRAZAMYCINS D, G, D1 AND G1 AND PROCESS FOR PRODUCING THE SAME
Document Type and Number:
WIPO Patent Application WO/2004/057011
Kind Code:
A1
Abstract:
Antibiotics caprazamycin D and caprazamycin G represented by the following general formula (I) are obtained by culturing Streptomyces sp. MK730−62F2 (Accession No. FERM BP−7218). Caprazamycins D and G show excellent antimicrobial activities against various acid−fast organisms, bacteria and drug−tolerant strains thereof. (I) wherein R represents 10−methyl−undecyl in caprazamycin D, or 9−methyl−undecyl in caprazamycin G.

Inventors:
TAKEUCHI TOMIO (JP)
IGARASHI MASAYUKI (JP)
NAGANAWA HIROSHI (JP)
HAMADA MASA (JP)
Application Number:
PCT/JP2002/013386
Publication Date:
July 08, 2004
Filing Date:
December 20, 2002
Export Citation:
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Assignee:
ZAIDAN HOJIN BISEIBUTSU (JP)
MEIJI SEIKA KAISHA (JP)
TAKEUCHI TOMIO (JP)
IGARASHI MASAYUKI (JP)
NAGANAWA HIROSHI (JP)
HAMADA MASA (JP)
International Classes:
A61P31/04; C07H19/06; C12P17/16; C12P19/38; (IPC1-7): C12P19/38; A61K31/7072; A61P31/04; C07H19/06
Domestic Patent References:
WO2001012643A12001-02-22
WO1997041248A11997-11-06
Foreign References:
JP2003012687A2003-01-15
Attorney, Agent or Firm:
Yagita, Shigeru (1-15 Nishi Shimbashi 1-chom, Minato-ku Tokyo 105, JP)
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