结果：健康人携带的白喉杆菌的培养特性典型均无毒力；
To test various biochemistrical characteristics, toxin and drug resistance of the Corynebacterium diphtheriae.
比较强毒肠道菌及其无毒突变株的溶血能力与毒力相符；
The positiveness of the contact hemolysis was correlated with the virulence of bacteria when virulent or non-virulent strains of enterobacteria were compared.
应用推荐