title: Gastrin (first of two parts).
mesh_terms: D000595:Amino Acid Sequence; D000596:Amino Acids / Q000032:analysis; D000818:Animals; D002118:Calcium / Q000494:pharmacology; D055598:Chemical Phenomena; D002621:Chemistry; D002766:Cholecystokinin / Q000494:pharmacology; D002845:Chromatography; D004386:Duodenum / Q000378:metabolism; D004837:Epinephrine / Q000494:pharmacology; D005750:Gastric Juice / Q000378:metabolism; D005753:Gastric Mucosa / Q000378:metabolism; D005755:Gastrins / Q000378:metabolism / Q000502:physiology; D006801:Humans; D006863:Hydrogen-Ion Concentration; D007413:Intestinal Mucosa / Q000378:metabolism; D008970:Molecular Weight; D010275:Parasympathetic Nervous System / Q000502:physiology; D010455:Peptides / Q000032:analysis / Q000494:pharmacology; D011706:Pyloric Antrum / Q000378:metabolism; D011863:Radioimmunoassay / Q000379:methods; D013268:Stimulation, Chemical; D013329:Structure-Activity Relationship; D014630:Vagus Nerve / Q000502:physiology
chemical_list: D000596:Amino Acids; D005755:Gastrins; D010455:Peptides; D002766:Cholecystokinin; D002118:Calcium; D004837:Epinephrine