Objective: TO establish a multiple polymerase chain reaction (multiplex PCR) technique for detection of TORCH infection.
目的：建立先天致畸多种病原体(TORCH)感染的多重pcr诊断方法。
The frequencies of GSTM1-null and GSTT1-null genotypes in colorectal tumor and control groups were ascertained by using polymerase chain reaction (PCR) and multiple-PCR techniques.
应用聚合酶链式反应（PCR）、多重PCR方法检测GSTM1和GSTT1在正常人群和结直肠肿瘤患者群体中的基因多态性分布。
The frequencies of GSTM1-null and GSTT1-null genotypes in colorectal tumor and control groups were ascertained by using polymerase chain reaction (PCR) and multiple-PCR techniques.
应用聚合酶链式反应（PCR）、多重PCR方法检测GSTM1和GSTT1在正常人群和结直肠肿瘤患者群体中的基因多态性分布。
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