The inner cell layers of tubuloglandular components had distinct epithelial features,expressing keratin,carcinoembryonic antigen (CEA) and epithelial membrane antigen (EMA).
英
美
- 管腺內層細胞有明顯上皮特征,其角蛋白、癌 胚抗原(CEA)及上皮細胞膜抗原(EMA)均陽(yáng)性,而外層細胞對結蛋白(Desmin,Des)、肌動(dòng)蛋白 (Actin)、CEA及EMA呈陰性,對波形蛋白(Vimentin,Vim)。