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IS6O6在中国人群感染幽门螺杆菌中的分布意义
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- Author:
- No author available
- Journal Title:
- WORLD CHINESE JOURNAL OF DIGESTOLOGY
- Issue:
- 11
- DOI:
- 10.3969/j.issn.1009-3079.2001.11.025
- Key Word:
- 螺杆菌感染/流行病学;螺杆菌,幽门/遗传学;DNA可移植因子;基因扩增
Abstract： 目的探讨转座子插入元件IS606在中国人群感染幽门螺杆菌(Hp)中的分布特征及其与HP致病的相关性.方法采用PC,R方法,将82例临床分离培养的HP菌株,分成IS605阳性(32株)和IS605阴性(50株)两组,扩增IS606中的1000bp片段,同时设立阳性对照及阴性对照.结果IS606在中国人群感染Hp的82例中全部为阴性.结论作为转座子插入元件的IS606在中国人慢性胃炎、消化性溃疡及胃癌等不同疾病来源的Hp中均不存在提示中国人群感染的Hp几乎无IS606插入,IS606与中国人群感染HP的致病性似乎关系不大,且不存在IS605与IS606的双插入.
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