Figure 1From: Prognosis of ampullary cancer based on immunohistochemical type and expression of osteopontinRepresentative immunohistochemical staining of ampullary cancer. A: intestinal type, CK7-/CK20+; B: pancreatobiliary type, CK7+/CK20-; C: other type, (C: CK7+/CK20+); D: other type, CK7-/CK20-); E: positive and negative immunohistochemical staining for osteopontin.Back to article page