Patent · US Expired

Anthracycline antibiotics produced by Streptosporangium fragilis Shearer sp. nov. ATCC 31519

US4293546A · kind A · utility

2Cited by
1References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 24, 1980
Grant dateOct 6, 1981
Priority date
Expiry dateJul 24, 2000

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC12R2001/62
  • WIPO fieldBiotechnology
  • WIPO sectorChemistry

Abstract

A novel anthracycline antibiotic complex, fragilomycin complex, is produced by the cultivation of a fermentation broth containing Streptosporangium fragilis 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.