PCR快速检测支气管灌洗液结核杆菌的研究

被引:3
作者
吴雪琼
庄玉辉
张晓刚
李国利
王巍
机构
[1] 解放军医院结核病研究室
[2] 解放军医院结核科
关键词
聚合酶链反应; 结核杆菌/微生物;
D O I
暂无
中图分类号
学科分类号
摘要
应用PCR(聚合酶链反应)体外DNA扩增技术检测结核杆菌DNA,灵敏度为1pg,约10~100个菌。所用引物只扩增结核杆菌复合体DNA产生245bp片段,其余受试分支杆菌及链霉菌、大肠杆菌未见该片段扩增,可见具有较高特异性。PCR直接检测83例结核病人支气管灌洗液结核杆菌DNA阳性率56.6%,显著高于涂片(20.5%)和培养(25.3%)。
引用
收藏
页码:167 / 168
页数:2
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