title: Gastrin (G) cells in chronic gastritis, gastric ulcer and duodenal ulcer. An immunohistochemical and electrono-optical study by gastric endoscopy.
mesh_terms: D004381:Duodenal Ulcer / Q000473:pathology; D005753:Gastric Mucosa / Q000032:analysis / Q000648:ultrastructure*; D005755:Gastrins / Q000032:analysis*; D005756:Gastritis / Q000473:pathology; D005767:Gastrointestinal Diseases / Q000473:pathology*; D006651:Histocytochemistry; D006801:Humans; D007124:Immunoenzyme Techniques; D013276:Stomach Ulcer / Q000473:pathology
chemical_list: D005755:Gastrins