METHODS: Bcl-XL siRNA and negative siRNA plasmid vector were stably transfected into A549/DDP cells. Drug sensitivity of the cells to cisplatin(DDP) was analyzed with MTT and flow cytometry.

• 方法:将Bcl-XLsiRNA质粒载体转染至A549/DDP细胞,MTT、流式细胞仪检测细胞药物敏感性的改变;