Methods: TTV DNA was detected in serum and PBMC of 66 hemodialysis patients by polymerase chain reaction (PCR). HBsAg and Anti HCV in sera was detected by EIA.

• 方法 :采用聚合酶链反应 (PCR)对 6 6例血液透析患者血清及PBMC进行TTV DNA检测 ,同时采用酶免疫分析 (EIA)检测血清中HBsAg和抗 HCV。