Objective To explore the effects of saponins Rb1 on the intracellular concentration of DNR in human leukemic multi-drug resistant cell K562/HHT in vitro.

• 目的 探讨中药钙离子通道拮抗剂人参皂甙单体Rb1对白血病多药耐药细胞系 (K562 /HHT)细胞内柔红霉素浓度的影响。