KRT8 and neoplasm: Immunohistochemical staining showed that tumor cells were negative for EMA, Hepa, CK (Pan) (Figures 3A–C), desmin, CD34, S-100, SATB2, P63, P16, GS, GPC3, and CAM5.2, but positive for SMA, P53, Ki-67 (30%), ACT, CK8/18 (Figures 4A, B), and vimentin.