METABOLIC PRODUCTS OF MICROORGANISMS. 163

DESFERRITRIACETYLFUSIGEN, AN ANTIBIOTIC FROM ASPERGILLUS DEFLECTUS

Abstract

Aspergillus deflectus CBS 109.55 when grown on an iron-free medium produces several antibiotics; one of these was isolated and identified as desferritriacetylfusigen. It inhibits the growth of bacteria, whereas yeasts and fungi are not or only weakly affected.