Fig. 3

Simple severe glandular atrophy of lamina propria, a: glandular presented with roughly normal structure in the morphology in the proliferative area of the deep gastric pits, and the isthmus and neck of the gastric glands, which presents with more obviously increased mesenchyme and widened glands. The number of basal gastric glands is reduced by more than 1/2 of the original ones. H&E staining (× 40). b: The number of MUC6-positive cells is reduced. EnVision method (× 40)