A New Toxic Substance, Teleocidin, Produced by Streptomyces

Part I. Production, Isolation and Chemical Studies

Abstract

A new toxic substance, Teleocidin, was isolated from the methanol extracts of cultured mycellium of Streptomyces 2A 1563 resembling Streptomyces mediocidicus. Teleocidin has strong toxicity to mice and its chemical and physical properties were examined.