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1.抗肿瘤活性:分别ip~1/_(50)LD_(50)的喜树碱(CPT)及10—羟基喜树碱(HCPT),每天1次,连续7天。对小鼠EAC的生命延长率CPT为0.0％,HCPT为50.4％;对
1. Anti-tumor activity: Camptothecin (CPT) and 10-hydroxycamptothecin (HCPT) of ip~1/_(50)LD_(50) were administered once daily for 7 days. The prolongation rate of CPT for mouse EAC was 0.0% and HCPT was 50.4%;