僅用于工業(yè)應用或科學研究,不可用于人類或動物的臨床診斷或治療,非藥用.Camptothecin (CPT) is a specific inhibitor of DNA topoisomerase I (Topo I) with IC50 of 0.68 μM in a cell-free assay. Camptothecin induces apoptosis in cancer cells via microRNA-125b-mediated mitochondrial pathways. Phase 2.