Patent · US Expired

Anthracycline antibiotics produced by streptosporangium fragile

US4385122A · kind A · utility

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2References
2Claims
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Assignee

Inventors

Key dates

Filing dateAug 21, 1981
Grant dateMay 24, 1983
Priority date
Expiry dateAug 21, 2001

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S435/907
  • WIPO fieldBiotechnology
  • WIPO sectorChemistry

Abstract

A novel anthracycline antibiotic complex, fragilomycin complex, is produced by the cultivation of a fermentation broth containing Streptosporangium fragile Shearer sp. nov. ATCC 31519 microorganisms in an aqueous nutrient medium under submerged aerobic conditions. The fragilomycin complex and its major bioactive component, fragilomycin A, exhibit antibiotic activity.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.