The levels of CIC,Ig,C3 were determined in 80 cases of periodontosis before and after treatment with niclosamide and levomizole.

• 对80例牙周病患者用灭滴灵、左旋咪唑治疗前后的血液循环免疫复合物（CIC）、Ig、C_3等进行了观测。