Aim To reval the virulence variation related to vacuolating cytotoxicity of coccoid Helicobacter pylori.
目的指示球形幽门螺杆菌致细胞空泡变性毒力的变异情况。
OBJECTIVE to explore whether the coccoid formed by Bifidobacterium under the unfavorable conditions belongs to the bacterial cryptic growth cells.
目的探讨双歧杆菌属在不利条件下形成的球形体，是否为细菌潜生体的一种形式。
Objective:To understand the effect of coccoid Helicobacter pylori on proliferation of gastric carcinoma epithelial line SGC-7901 cultured in vitro.
目的：了解球形幽门螺杆菌对体外培养细胞增殖的影响。
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