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Scanning electron microscopic examination. (A and D) scanning electron micrograph of a control negative group and stem cell treated group stomach, showing normal folds, surface epithelial cell lining (SE) and gastric pits (GP). (B) Ulcer model rat showing the surface of the gastric mucosa (arrow head) and gastric ulcer (arrows). (C) Pantoloc® treated group showing improvement among surface epithelial cell lining (SE) and gastric pits (GP).
