Fig. 4

Immunohistochemical study of the two components in 2 cases; A strongly positive for CgA in solid area (×20, case1); B Positive for MUC-6 in adenocarcinoma (×20, case1); C Negative for p16 (×4,case1); D Diffusely positive for Syn in solid area (×20, case2); E Positive for MSH2 in Adenocarcinoma (×20,case2); F Strongly positive for p16 (×20,case2)