Fig. 2From: The correlation between P53 and COX-2 expression and the pathological alteration in hepatocellular carcinomaLiver, rat. A Control group (G1), normal hepatic appearance. B Group 2; C group 3; D group 4, Macronodular hepatocellular carcinoma in which liver parenchyma were replaced by many macronodules. Note that, the nodules in group 3 is more prominent than of group 2 and less prominent than of group 4Back to article page