致病性大肠埃希菌基因细胞水平致病机制的新进展
摘要
致病性大肠埃希菌是引起婴幼儿腹泻的重要病原菌。它的感染是由对宿主细胞的粘附,激活宿主细胞内信号通路,引起细胞病变等多阶段过程构成。近年来对致病性大肠埃希菌致病性的研究在基因水平和细胞水平上取得了显著的进展。本文就致病性大肠埃希菌的致病性基因/产物及感染过程中宿主细胞内的信号传导作一综述。
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