CD34 and c-kit were detected at the 8th week in some ductal plate cells and a few mononuclear cells in the hepatic cords/ mesenchymal tissue of portal area; 8周龄胚胎肝胆管板中开始可见CD34和c-kit阳性细胞,肝索和门静脉附近间充质内也可见少数表达CD34和c-kit的单个核细胞;
The apoptotic cells were usually scattered in hepatic cords, which could be also identified in the necroinf lammatory areas. 阳性细胞在肝细胞索多散在分布,在肝细胞坏死灶中亦可检出凋亡细胞;
Pathology morphological changes of hepatic tissue: the liver cells of the sham-operated group were mild edema. The cords of liver cells and the portal area had a few lymphocytes, and the proliferation of the small bile duct was not obvious. 肝组织病理形态学改变:假手术组肝细胞轻度水肿,肝细胞索,汇管区少量淋巴细胞浸润,小胆管增生不明显。