RewardLimbic SystemNucleus AccumbensDopamineVentral Tegmental AreaConditioning, OperantCocaineBehavior, AnimalTegmentum MesencephaliChoice BehaviorMotivationAnticipation, PsychologicalReinforcement (Psychology)CuesDopamine Uptake InhibitorsSelf AdministrationAmphetamineDopamine AntagonistsMicrodialysisMesencephalonNeural PathwaysCorpus StriatumRats, Long-EvansBehavior, AddictiveReceptors, Dopamine D2Basal GangliaPleasureMotor ActivityBrain3,4-Dihydroxyphenylacetic AcidReceptors, DopaminePrefrontal CortexRats, Sprague-DawleyNeuronsConditioning (Psychology)Reaction TimeNicotineSubstance Withdrawal SyndromeBrain MappingCocaine-Related DisordersDopaminergic NeuronsMagnetic Resonance ImagingSelf StimulationAnalysis of VarianceDopamine AgonistsFood PreferencesMicroinjectionsSalicylamidesReinforcement SchedulePunishmentHomovanillic AcidMorphineWit and Humor as TopicDopamine AgentsHypothalamic Area, LateralFeeding BehaviorSucroseBenzoxazolesHaloperidolCaudate NucleusDextroamphetamineReceptors, Dopamine D3Impulsive BehaviorAmygdalaRacloprideLearningDopamine Plasma Membrane Transport ProteinsEthanolDecision MakingStereotaxic TechniquesPsychomotor PerformanceProbability LearningHeroinBenzazepinesNarcoticsCentral Nervous System StimulantsQuinpiroleMecamylamineNarcotic AntagonistsTyrosine 3-MonooxygenaseNaltrexonePiribedilExtinction, PsychologicalDominance-SubordinationMedial Forebrain Bundle