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)
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:
Assignee:
ZAIDAN HOJIN BISEIBUTSU (JP)
MEIJI SEIKA KAISHA (JP)
TAKEUCHI TOMIO (JP)
IGARASHI MASAYUKI (JP)
NAGANAWA HIROSHI (JP)
HAMADA MASA (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:
WO2001012643A1 | 2001-02-22 | |||
WO1997041248A1 | 1997-11-06 |
Foreign References:
JP2003012687A | 2003-01-15 |
Attorney, Agent or Firm:
Yagita, Shigeru (1-15 Nishi Shimbashi 1-chom, Minato-ku Tokyo 105, JP)
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