title: Possible involvement of a cholinergic mechanism in calcium-induced contractions of chick oesophagus.
mesh_terms: D000818:Animals; D002118:Calcium / Q000494:pharmacology*; D002122:Calcium Chloride / Q000494:pharmacology; D002645:Chickens; D004947:Esophagus / Q000187:drug effects; D005260:Female; D006339:Heart Rate / Q000187:drug effects; D006634:Histamine H1 Antagonists / Q000494:pharmacology; D066298:In Vitro Techniques; D008297:Male; D009119:Muscle Contraction / Q000187:drug effects*; D009130:Muscle, Smooth / Q000187:drug effects*; D010275:Parasympathetic Nervous System / Q000502:physiology*; D012702:Serotonin Antagonists / Q000494:pharmacology; D014700:Verapamil / Q000494:pharmacology
chemical_list: D006634:Histamine H1 Antagonists; D012702:Serotonin Antagonists; D014700:Verapamil; D002122:Calcium Chloride; D002118:Calcium