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沙门菌致病岛7的获取对沙门菌进化的影响

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摘要 致病岛是负责编码细菌毒力相关基因的染色体片段,它一般具有相对分子量较大,处于染色体特定位置(如tRNA位点内或附近,或位于与质粒,噬菌体整合位点附近),其G+C含量与宿主细菌有明显差异等特点…。大多数致病岛两端具有顺向重复序列或插入序列。致病岛可以在不同细菌之间进行水平平移,尤其是噬菌体和质粒介导的水平平移,这与病原菌的进化是有密切联系的。
出处 《哈尔滨医科大学学报》 CAS 北大核心 2014年第1期87-90,共4页 Journal of Harbin Medical University
基金 国家自然科学基金资助项目(NSFC30870098 30970119 30970078 81030029) 哈尔滨医科大学科研启动基金(2008)
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