Objective: To study the expression of blc~2 and P.53 in precncerous lesions of gastric cancer (PLGC) and the regulating effect of Zhuai Drink on it.

• 目的：探讨胃癌前病变(PLGC)bcl-2，P_(53)基因蛋白的表达及阻癌胃泰的治疗机制。