title: The action of sympathomimetic amines on circular and longitudinal smooth muscle from the isolated oesophagus of the guinea-pig.
mesh_terms: D000109:Acetylcholine / Q000494:pharmacology*; D000818:Animals; D004837:Epinephrine / Q000494:pharmacology*; D004947:Esophagus / Q000187:drug effects; D004983:Ethanolamines / Q000494:pharmacology*; D005260:Female; D006168:Guinea Pigs; D007545:Isoproterenol / Q000494:pharmacology*; D007734:Kymography; D008297:Male; D009130:Muscle, Smooth / Q000187:drug effects*; D009638:Norepinephrine / Q000494:pharmacology*; D013565:Sympatholytics / Q000494:pharmacology*
chemical_list: D004983:Ethanolamines; D013565:Sympatholytics; D007545:Isoproterenol; D000109:Acetylcholine; D009638:Norepinephrine; D004837:Epinephrine