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正常肝脏中，肝细胞的中间丝细胞骨架．仅由细胞角蛋白（ｃｙｌｏｋｅｒａｔｉｎ，ＣＫ）８和 ＣＫ１８构成；而胆管上皮细胞除含有这两种ＣＫ外，还表达ＣＫ７和ＣＫ１９。这两种细胞类型的ＣＫ组型，曾被认为能在各种生理、病理状态下保持不变，因此，ＣＫ８和ＣＫ１８被称为
In normal liver, the intermediate silk cytoskeleton of hepatocytes. It consists only of cytokeratin (CK) 8 and CK18; in addition to the two CKs, the bile duct epithelial cells also express CK7 and CK19. The CK group of these two cell types was once thought to remain invariable under various physiological and pathological conditions. Therefore, CK8 and CK18 were called