Bcl 2 protein was detected with immunohistochemical method in basal cell carcinoma(BCC), and compared with expression of p53 protein, Pan ras protein as well as proliferating cell nuclear antigen(PCNA).

• 用免疫组化方法检测了凋亡抑制基因蛋白Bcl－2蛋白在基底细胞癌（BCC）中的表达，同时分析比较了p53蛋白、Pan－ras蛋白和增殖细胞核抗原（PCNA）的表达。