平阳霉素是由浙江平阳土壤中平阳链霉菌(stneptomyces Pingyangensis n、sp)分离得得的多肽类抗癌抗生素,与国外博莱霉素A~5相同。曾经报道平阳霉素也具有广谱抗菌活性,这对临床应用时,似有预防继发感染的意义。单一组分的博莱霉素A_5首先在我国广泛应用于临床,在抗癌谱,抗菌活性,毒性等诸方面均显示国外博莱霉素(主要成份为A Pingyangmycin is a polypeptide anticancer antibiotic isolated from stneptomyces Pingyangensis nsp in soil of Zhejiang Pingyang, which is the same as foreign bleomycin A ~ 5. It has been reported that Pingyangmycin also has a broad spectrum of antibacterial activity, which seems to prevent the significance of secondary infection in clinical applications. A single component of bleomycin A_5 first widely used in clinical practice in our country, anti-cancer spectrum, antibacterial activity, toxicity and other aspects have shown that foreign bleomycin (the main component of A