Methods The curve of cell growth was used.Cell apoptosis was det ected under fluorescent and electronic microscope and by flow cytometry,and expressed as P53 protein.

• 方法采用细胞生长曲线，凋亡细胞的荧光显微镜、电镜观察，流式细胞光度术的检测以及P53蛋白表达方法。