title: Correspondence: Polypeptides, acetylcholine release, and gut motility.
mesh_terms: D000109:Acetylcholine / Q000378:metabolism*; D000818:Animals; D003106:Colon / Q000187:drug effects; D004064:Digestive System / Q000378:metabolism; D005755:Gastrins / Q000037:antagonists & inhibitors / Q000494:pharmacology; D005769:Gastrointestinal Motility / Q000187:drug effects*; D006168:Guinea Pigs; D007082:Ileum / Q000187:drug effects; D066298:In Vitro Techniques; D010455:Peptides / Q000494:pharmacology*; D011817:Rabbits; D051381:Rats; D013045:Species Specificity; D013268:Stimulation, Chemical; D013564:Sympathetic Nervous System / Q000187:drug effects; D013779:Tetrodotoxin / Q000494:pharmacology
chemical_list: D005755:Gastrins; D010455:Peptides; D013779:Tetrodotoxin; D000109:Acetylcholine