EZH2 staining in primary liver tumors. A/HCC, nuclear staining in tumor cells, the surrounding liver is negative; B/hepatocellular adenoma, there is no staining; C/CCC, note the unstained nuclei of the non tumorous bile duct in the center¸D/positively stained highly differentiated CCC (Klatskin tumour). Scale bar for the Figure 1:50 μm.
Hajósi-Kalcakosz et al. Diagnostic Pathology 2012 7:86 doi:10.1186/1746-1596-7-86