YAP1 expression in each histologic component of combined hepatocellular-cholangiocarcinomas (classic type).

HCC, hepatocellular carcinoma; CC, cholangiocarcinoma*Nuclear YAP1 expression with moderate to strong intensities in more than 5% of the tumor cells were regarded as positive.肝细胞癌（hepatocellular carcinoma，HCC）；胆管癌（cholangiocarcinoma，CC）* 若超过5%的肿瘤细胞核内YAP1（Yes-associated protein 1）表达呈中至强强度，则判定为阳性。