n.〈微〉黏菌素；结肠杆菌素
Colistin is a polypeptide antibiotic with significant activity in vitro against some multi-resistant gram-negative pathogens. 粘杆菌素是一类对革兰氏阴性致病菌具有很强体外抗性的多肽抗生素,能治疗由多重耐药性病菌引起的多种疾病。
