The contents of circulating immune complex(CIC), complement haemolytic activity(CH 50 ) and plasma terminal complement complex(SC 5b-9 ) in the blood of patients with acute or chronic nephritis were measured.

• 采用不同的方法对急、慢性肾炎患者血液中的循环免疫复合物（CIC）、补体溶血总活性（CH50）及血浆末端补体复合物（SC5b－9）的含量进行了检测。