Various cytosolic and membranous EGFR immuoreactivities (Fig. 6B–D, a), together with nuclear and faint cytosolic C/EBPβ immuoreactivities (Fig. 6B–D, b), and cytosolic and nuclear miR-31 staining (Fig. 6B–D, c), were seen in the tumor tissues. Here, EGFR is linked to neoplasm.