title: Antral G cells and mucosal gastrin concentration in normal subjects and in patients with duodenal ulcer.
mesh_terms: D004381:Duodenal Ulcer / Q000378:metabolism*; D005753:Gastric Mucosa / Q000378:metabolism*; D005755:Gastrins / Q000378:metabolism*; D006801:Humans; D007124:Immunoenzyme Techniques; D011706:Pyloric Antrum / Q000378:metabolism*
chemical_list: D005755:Gastrins