Figure 3
From: Heterotopic pancreas in excluded stomach diagnosed after gastric bypass surgery
Histology of the muscular gastric wall and the normal heterotopic pancreatic tissue in the subserosa (A) and tissue nodule in the omentum (B), with respective imunostaining for the neuro-endocrine markers chromogranin A (C), insulin (D) and glucagon (E), showing normal exocrine pancreas and Langerhans islets, with normal distribution of neuroendocrine cells, as well as insulin and glucagon expressing cells; the proliferation index was also normally low as displayed by the Ki-67 staining (F) (immune staining in brown).