Nucleus AccumbensCorpus StriatumDopamineCocaineDopamine Uptake InhibitorsCell NucleusRewardMicrodialysisRats, Sprague-DawleyDopamine AntagonistsBehavior, AnimalSelf AdministrationConditioning, OperantAmphetamineReceptors, Dopamine D2NeostriatumCaudate NucleusReceptors, Dopamine D1MicroinjectionsLimbic SystemSeptal NucleiMotor ActivityVentral Tegmental AreaCocaine-Related Disorders3,4-Dihydroxyphenylacetic AcidRats, Long-EvansDopamine AgonistsNeuronsBenzazepinesNeural PathwaysPrefrontal CortexReinforcement (Psychology)Receptors, DopamineHaloperidolPutamenQuinpiroleBrainCentral Nervous System StimulantsBasal GangliaAnalysis of VarianceProto-Oncogene Proteins c-fosDopamine Plasma Membrane Transport ProteinsReceptors, Dopamine D3Substance Withdrawal SyndromeFlupenthixolDrug-Seeking BehaviorHomovanillic AcidCuesDose-Response Relationship, DrugStereotyped BehaviorOncogene Proteins v-fosSulpirideOxidopamineAppetitive BehaviorExtinction, PsychologicalRats, WistarRacloprideAmygdalaConditioning (Psychology)2,3,4,5-Tetrahydro-7,8-dihydroxy-1-phenyl-1H-3-benzazepineHeroinBehavior, AddictiveMuscimolGlutamic AcidDopamine AgentsSalicylamidesMethamphetamineGlobus PallidusEnkephalinsNomifensineNarcoticsMorphineSynaptic TransmissionApomorphineBrain ChemistryReinforcement ScheduleReceptors, Opioid, muExcitatory Amino Acid AntagonistsRaphe NucleiEnkephalin, Ala(2)-MePhe(4)-Gly(5)-Tegmentum MesencephaliExtracellular SpaceDopamine and cAMP-Regulated Phosphoprotein 32Thalamic NucleiEthanolPair BondHypothalamic Area, LateralMedial Forebrain BundleMotivationTime FactorsReceptors, AMPAFood PreferencesTyrosine 3-MonooxygenaseSubstantia NigraGABA AgonistsAutoradiographyCentral Nervous System DepressantsSucroseNicotineDextroamphetamine