Dickkopf-1 Expression Is a Novel Prognostic Marker for Gastric Cancer

Figure 2

Dickkopf-1-expression by immunohistochemical staining (magnification ×400). (a) Representative Dickkopf-1-positive gastric cancer showing staining mainly in the cytoplasm of tumor cells. (b) Representative Dickkopf-1 negative expression in noncancerous human gastric tissues.