Role of lever responding and water presentation in altering rat brain catecholamine metabolism.
D000818:Animals; D001921:Brain / Q000378:metabolism*; D002395:Catecholamines / Q000378:metabolism*; D003216:Conditioning, Operant / Q000502:physiology*; D008297:Male; D009043:Motor Activity / Q000502:physiology; D051381:Rats; D012055:Reinforcement Schedule; D013997:Time Factors
D002395:Catecholamines