Antibacterial agents Bu-2349A and B and method of using same

摘要

A novel water-soluble basic antibiotic complex designated herein as Bu-2349 is produced by fermentation of Bu-2349-producing strains of the genus Bacillus. Complex Bu-2349 and its bioactive components designated as Bu-2349A and B are found to possess marked inhibitory activity against gram-positive and gram-negative bacteria including various types of aminoglycoside-resistant bacteria.