Claims
- 1. A biologically pure culture of the microorganism Actinomadura parvosata subsp. kistnae ATCC No. 55076, which is capable of producing the antiviral antibiotic BU-4344V in a recoverable quantity upon cultivation in a culture medium containing assimilable sources of carbon and nitrogen under submerged aerobic conditions.
- 2. The process for the preparation of BU-4344V having the formula ##STR7## which comprises cultivating a BU-4344V-producing strain of Actinomadura parvosata subsp. kistnae having the identifying characteristics of ATCC No. 55076, or a mutant thereof, in culture medium containing assimilable sources of carbon and nitrogen under submerged aerobic conditions until a substantial amount of BU-4344V is produced by said organism in said culture medium and then recovering BU-4344V from the culture medium.
CROSS-REFERENCE TO RELATED APPLICATION
This is a divisional of copending application U.S. Ser. No. 07/616,518, filed Nov. 21, 1990, now U.S. Pat. No. 5,140,101.
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4328211 |
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May 1982 |
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Foreign Referenced Citations (1)
Number |
Date |
Country |
0316873 |
Aug 1989 |
EPX |
Non-Patent Literature Citations (1)
Entry |
"ATCC Catalogue of Bacteria & Bacteriophages" 17th Ed. 1989 pp. 7-8 Actinomadura, |
Divisions (1)
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Number |
Date |
Country |
Parent |
616518 |
Nov 1990 |
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