393015.fig.002a
(a)
393015.fig.002b
(b)
Figure 2: Early acute superficial gastritis. ((a); H&E 20x) Marked neutrophilic infiltrates appear in the mucous neck region and lamina with a pit micoabscess. ((b); H. pylori immunostaining: rabbit polyclonal; clone CH-20 429, Novocastra; 40x) Numerous H. pylori bacteria are present in the superficial foveolar epithelium.