Methods:The variation of both morphology and inhibitory rate of K562 cells were observed in culture medium with various concentrations of Oridonin at different time in vitro.

• 方法:以不同浓度的冬凌草甲素作用于体外培养的K562细胞,检测细胞生长抑制率,观察细胞凋亡时的形态学变化,对细胞凋亡前后的端粒酶活性进行检测。