It is concluded that for the first time the present study shows that plumbagin can inhibit cell proliferation, block cell cycle and induce apoptosis of APL cell line NB4 cells.

• 结论：本研究首次证实白花丹醌能够抑制APL细胞系NB4的增殖、诱导细胞凋亡及阻滞细胞周期进程。