Methods The expressions of p16,p15 and pRb in 34 BCCs,12 keratoacanthomas,11 seborrheic keratoses and 10 normal skin specimens were detected by S-P immunohistochemical staining.

• 方法用S-P免疫组化染色法检测34例基底细胞癌(BCC),12例角化棘皮瘤(KA),11例脂溢性角化病及10例正常皮肤中p16,p15及pRb蛋白的表达。