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聚合酶链反应（PCR）是高度敏感和特异的检测方法，已用于HBV及HCV感染的临床及基础研究。本文采用PCR技术对102例晚期日本血吸虫病巨脾型患者（下称晚血）的血清及肝组织进行了HBV—DNA及HCV－RNA检测，并对患者作了随访观察，现将结果报道如下：材料与方法1研究对象本级102例
Polymerase chain reaction (PCR) is a highly sensitive and specific detection method, has been used in clinical and basic research of HBV and HCV infection. In this paper, 102 cases of advanced Schistosoma japonicum splenomegaly patients (hereinafter referred to as late blood) serum and liver tissue HBV-DNA and HCV-RNA detection, and the patients were followed up, the results reported below : Materials and Methods A study of 102 patients at this level