in patients with duodenal ulcer , as distinct from those with gastric ulcer , the epithelial formula of the fundic gland was characterized by a lower content of non-differentiated and mucous neck cells and by a greater number of chief cells , the hyperpepsinogenic cellular shift ( a rise of the content of chief cells up to 50 % and more ) in them was observed 4-5 times more often .
C0007589
differentiated
C0007634
cellular