in vitro, A549, IC50>0.28μM; BGC823, IC50=0.243μM; MCF-7, IC50=0.141μM; Bel7402, IC50=0.153μM; Ketr3, IC50=0.245μM; HCT-8, IC50=0.227μM (control: topotecan, A549, IC50=0.0032μM; BGC823, IC50=0.0043μM; MCF-7, IC50=0.0018μM; Bel7402, IC50=0.0012μM; Ketr3, IC50=0.0049μM; HCT-8, IC50=0.0015μM) |