Scientists show how Salmonella food bacteria in space become more virulent in their weightless surroundings.

科学家显示腔隙的沙门氏菌食物细菌如何在他们的无重量环境方面变得更有毒。

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Are these so-called BV-associated bacteria sufficiently virulent to cause spontaneous preterm birth when present only in modest increased frequency?

这些所谓的BV相关细菌当阳性率轻度升高后是否足以导致自发性早产？

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The positiveness of the contact hemolysis was correlated with the virulence of bacteria when virulent or non-virulent strains of enterobacteria were compared.

比较强毒肠道菌及其无毒突变株的溶血能力与毒力相符；

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Fortunately, the testing did not reveal strains of E. coli 0157, a particularly virulent form of the bacteria that was responsible for several outbreaks, and deaths, from serious foodborne illnesses.

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