选择人NSCLC细胞株表皮生长因子受体(epidermal growth factor receptor, EGFR)突变型PC-9、PC9/R和EGFR野生型H292、A549,用HGF诱导细胞,通过MTT法检测细胞增殖,Annexin V-FITC法检测细胞凋亡,应用免疫印迹技术检测细胞中c-Met及下游通道的变化。. The gene discussed is EGFR; the disease is non-small cell lung carcinoma.