The cytopathic effect(CPE),beating frequency of myocardial cells and the lactate dehydrogenase(LDH)levels in supernatant was tested at day 2,3,5 respectively after the treatment.

• 在处理的d 2,3,5观察各组细胞病变效应(CPE)、细胞搏动频率并测定细胞上清液中乳酸脱氢酶浓度。