Methods Immunohistochemical method was used to investigate the expression of p185 and bcl-2 proteins in 46 cases of ChC and 10 normal chcledochus (NCC).

• 方法应用免疫组化方法检测46例胆管癌和10例正常胆管组织中p185和bcl-2蛋白表达水平,并结合临床病理特征进行分析。