1. Conclusions: There is relationship in Yersinia pestis strains obtained from various natural foci and ecotype in Yunnan. 结论：云南家、野两型鼠疫菌株可能具有相同的随机引物扩增基因表征。
2. Conclusions: There is relationship in Yersinia pestis strains obtained from various natural foci and ecotype in Yunnan. 结论：云南家、野两型鼠疫菌株可能具有相同的随机引物扩增基因表征。
3. Results The sensitivity of Yersinia pestis to some of cephalosporin and carbostyril was better, 19 types of antibiotics were better than streptomycin. 结果部分头孢类和喹诺酮类药物对鼠疫菌的敏感性效果较好，19种抗生素均较链霉素为佳。
4. The Yersinia genus includes 11 species, of which Yersinia pestis, Yersinia enterocolitica and Yersinia pseudotuberculosis infect human beings. 耶尔森菌属包括11个种，其中能引起人类疾病的有鼠疫耶尔森菌、小肠结肠炎耶尔森菌和假结核耶尔森菌。
5. Results The sensitivity of Yersinia pestis to some of cephalosporin and carbostyril was better, 19 types of antibiotics were better than streptomycin. 结果部分头孢类和喹诺酮类药物对鼠疫菌的敏感性效果较好，19种抗生素均较链霉素为佳。
