Methods The detection of p16,bcl 2 and P gp expression was carried out on 52 cases of adenocarcinoma of colon and 30 cases of carcinoma adjacent tissue by using s p immunohistochemical methods.

• 方法 应用S－P免疫组化法检测52例大肠腺癌及30例癌旁组织中p16、bcl－2、p－gp 的表达。