仅用于工业应用或科学研究,不可用于人类或动物的临床诊断或治疗,非药用.Colistin sulfate (Belcomycin; Polymixin E), originally isolated from B. polymyxa, is a polypeptide antibiotic and apoptosis inducer, also acts as a NADH quinone oxidoreductase inhibitor.It inhibits gram-negative bacteria by binding to lipopolysaccharides and phospholipids in the outer cell membrane of gram-negative bacteria.