title: Blockade of the melatonin potentiation of tonic immobility in chickens by methysergide and cyproheptadine.
mesh_terms: D000818:Animals; D002645:Chickens; D003533:Cyproheptadine / Q000494:pharmacology*; D007103:Immobilization; D008550:Melatonin / Q000494:pharmacology*; D008784:Methysergide / Q000494:pharmacology*; D012701:Serotonin / Q000378:metabolism
chemical_list: D003533:Cyproheptadine; D012701:Serotonin; D008550:Melatonin; D008784:Methysergide