Patent · US Expired

Polycyclic ether antibiotic

US4361649A · kind A · utility

5Cited by
5References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 20, 1981
Grant dateNov 30, 1982
Priority date
Expiry dateJul 20, 2001

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S435/886
  • WIPO fieldBiotechnology
  • WIPO sectorChemistry

Abstract

A new acidic polycyclic ether antibiotic has the formula: ##STR1## and can be prepared by the submerged aerobic propagation in aqueous nutrient media of Streptomyces halstedii ATCC 31812. The antibiotic and its cationic salts are active against a variety of microorganisms and are effective in controlling coccidiosis, enteritis, swine dysentery and theileriosis as well as being effective in promotion of growth in poultry and ruminants.

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