Fig. 3
From: Sporadic foveolar-type adenoma in gastric body/antrum junction with gastritis cystica profunda
Photomicrographs of the larger polyp at the junction of the gastric body/antrum, immunohistochemical and special staining. Immunohistochemical staining showed diffuse staining of MUC5AC, ×15 (a), MUC6 was partially stained in the adenoma part, but diffuse staining in the tumor base and surrounding mucosa, ×15 (b); PAS staining showed intraplasmic mucus, ×200 (c); Gastrin has no positive expression in the tumor and basal mucosa, ×40 (d), a small amount of gastrin expressing cells could be seen in the surrounding mucosa, ×200 (d inset)