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Study on the internal control on polymerase chain reaction in Yersinia pestis detection
Author(s): 
Pages: 36-38
Year: Issue:  1
Journal: CHINESE JOURNAL OF EPIDEMIOLOGY

Keyword:  鼠疫耶尔森菌聚合酶链反应内部对照;
Abstract: 目的避免聚合酶链反应(PCR)方法检测鼠疫菌发生假阴性.方法通过克隆,将16SrRNA引物的扩增产物与鼠疫菌F1抗原基因克隆子相连,并以其作为内部对照模板进行PCR试验.结果得到了在包含F1抗原基因中连接有16S rRNA扩增产物的质粒,并初步确立了作为内部对照质粒的参照标准浓度.结论在采用PCR方法检测鼠疫菌时,加入适宜浓度的内部对照质粒作为模板与待检样品同时扩增,可避免假阴性的发生.
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