Fig. 3

Histologic features of tumor. a: Under 200x magnification, the microscopic view with Hematoxylin and eosin (H&E) staining, sections show high cellularity tumors with trabecular-pattern arrangement (arrow head), and tumor cells with bone involvement (arrow) b: Under 200x magnification, the microscopic view with immunohistochemical staining, tumor cells were immunoreactive to Hep par-1 (arrow head), an antibody which is highly selective for hepatocellular carcinoma