title: Facilitation of avoidance acquisition by lesion of the median raphe nucleus: evidence for serotonin as a mediator of shock-induced suppression.
mesh_terms: D000818:Animals; D001362:Avoidance Learning; D001522:Behavior, Animal; D001921:Brain / Q000378:metabolism; D003657:Decision Making; D004193:Discrimination Learning; D004597:Electroshock; D008297:Male; D008636:Mesencephalon / Q000502:physiology*; D009043:Motor Activity; D051381:Rats; D012701:Serotonin / Q000378:metabolism / Q000502:physiology*
chemical_list: D012701:Serotonin