Guangxi Yersinia pestis displayed a typical plasmid profile composed of the four classical plasmids of pYC? pPst/pPCP1? pYV/pCD1?

• 从广西鼠疫自然疫源地分离到31株鼠疫耶尔森菌含有pYC、pPst/pPCP1、pYV/pCD1、pFra/pMT1和尚未明确其类型的111.；36×106(相对分子质量；Mr)5种质粒。