Objective:To investigate the effect of ATRA on the apoptosis in HL 60 cells induced by Ara C.

• 目的 :探讨 HL- 6 0细胞经全反式维甲酸 (ATRA)作用后对化疗药物阿糖胞苷 (Ara- C)诱导凋亡敏感性的变化。