Basal GangliaPineal GlandGlobus PallidusSeptal NucleiNucleus AccumbensSeptum PellucidumThalamusHypothalamusMelatoninCell NucleusBasal Ganglia DiseasesNeuronsBrainRats, Sprague-DawleyAcetylserotonin O-MethyltransferasePinealomaSeptum of BrainArylalkylamine N-AcetyltransferaseNeural PathwaysDopamineCocaineCholine O-AcetyltransferaseCaudate NucleusRats, Inbred StrainsRats, WistarCircadian RhythmThalamic NucleiProsencephalonDopamine Uptake InhibitorsRewardBehavior, AnimalGangliaMicrodialysisBrain ChemistryCorpus StriatumDopamine AntagonistsMicroinjectionsSelf AdministrationRetinal Ganglion CellsReceptors, MelatoninPutamenLimbic SystemImmunohistochemistryConditioning, OperantReceptors, Dopamine D2Ganglia, SympatheticAmphetamineGanglia, SpinalHypothalamus, AnteriorSalivary GlandsBasal Ganglia HemorrhageMotor ActivityMagnetic Resonance ImagingRats, Long-EvansSubthalamic NucleusReceptors, Dopamine D1Hypothalamus, MiddleParaventricular Hypothalamic NucleusVentral Tegmental AreaHippocampusDopamine AgonistsArcuate NucleusProto-Oncogene Proteins c-fosReceptors, DopamineNeostriatumHypothalamic Area, LateralGanglia, AutonomicCocaine-Related DisordersSuprachiasmatic NucleusAnalysis of VarianceTime FactorsPrefrontal CortexPhotoperiodTrigeminal GanglionSerotoninDose-Response Relationship, DrugBrain Mapping3,4-Dihydroxyphenylacetic AcidBenzazepinesRNA, MessengerSolitary NucleusVentral Thalamic NucleiLightBasal Ganglia Cerebrovascular DiseaseRaphe NucleiMammary Glands, AnimalSynaptic TransmissionMuscimolRetinaSubmandibular GlandElectric StimulationReinforcement (Psychology)Arylamine N-AcetyltransferaseGanglia, ParasympatheticExocrine GlandsCerebral CortexAction PotentialsQuinpirole