Cell cycle and apoptosis rate was analyzed by flow cytometry. Fas antigen expression on BGC-823 cells surface was detected with Fas monoclonal antibody and then analyzed by FCM.

• 流式细胞术检测熊果酸作用后BGC-823细胞周期的改变和药物作用后细胞的凋亡率,以及BGC-823细胞表面Fas表达的改变;