Western blotting and enhanced chemo- luminescence (ECL) were performed to identify CDK4 protein expression in GES-1 cells treated by bombesin.

• 利用Westem印迹和增强化学发光剂(ECL)自显影观察了蛙皮素对GES-1细胞作用不同时间后CDK4蛋白表达的变化；