title: Corticosterone levels during avoidance learning in rats with cingulate lesions suggest an instrumental reinforcement deficit.
mesh_terms: D000818:Animals; D001143:Arousal; D001362:Avoidance Learning; D001522:Behavior, Animal; D003216:Conditioning, Operant; D003345:Corticosterone / Q000097:blood*; D005106:Exploratory Behavior; D005108:Extinction, Psychological; D005239:Fear; D006120:Grooming; D006179:Gyrus Cinguli / Q000502:physiology*; D008297:Male; D010913:Pituitary-Adrenal System / Q000502:physiology; D051381:Rats; D012054:Reinforcement, Psychology
chemical_list: D003345:Corticosterone