Objective To study the sensitivity and specificity of single tube nested polymerase chain reaction (SN PCR) technique in detecting Mycobacterium tuberculosis DNA in paraffin embedded tissues.
目的探讨单管巢式聚合酶链反应(SNPCR)检测石蜡包埋组织结核分支杆菌dna的特异性和敏感性。
Methods: Polymerase chain reaction (PCR) was adopted in detection of DNA of mycobacterium tuberculosis from peripheral blood and sputum in 64 tuberculosis patients.
方法：采用聚合酶链反应(PCR)技术，检测了64例肺结核患者的外周血与痰标本结核杆菌dna。
PCR technique was used to detect the IS6110 specific insertion sequence DNA of Mycobacterium tuberculosis complex in the 120 paraffin-embedded tissues.
提取120例拟诊为结核病的石蜡包埋组织样本dna，经酚-氯仿-异戊醇纯化后用PCR技术扩增结核分枝杆菌特异序列is6110片段。
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