title: The involvement of substance P in the vagal control of the feline pylorus.
mesh_terms: D000109:Acetylcholine / Q000494:pharmacology; D000818:Animals; D001794:Blood Pressure / Q000187:drug effects; D002415:Cats; D005769:Gastrointestinal Motility / Q000187:drug effects; D009119:Muscle Contraction / Q000187:drug effects; D009270:Naloxone / Q000494:pharmacology; D011708:Pylorus / Q000187:drug effects* / Q000294:innervation; D013373:Substance P / Q000494:pharmacology*; D014630:Vagus Nerve / Q000187:drug effects*
chemical_list: D013373:Substance P; D009270:Naloxone; D000109:Acetylcholine