DuodenoscopyDopamineCrohn DiseaseParkinson DiseaseReceptors, Dopamine D2Receptors, Dopamine D1Dopamine AgonistsDopamine AntagonistsReceptors, DopamineReceptors, Dopamine D3Dopamine Plasma Membrane Transport ProteinsDopamine AgentsReceptors, Dopamine D5Dopamine Uptake Inhibitorsalpha-SynucleinCorpus StriatumAntiparkinson AgentsLevodopaDopamine beta-HydroxylaseParkinsonian DisordersSubstantia NigraDopaminergic NeuronsParkinson Disease, SecondaryOxidopamineQuinpiroleBenzazepinesRacloprideTyrosine 3-MonooxygenaseApomorphineNeostriatumNucleus AccumbensMesencephalon1-Methyl-4-phenyl-1,2,3,6-tetrahydropyridineNeuronsSulpiridePutamenHaloperidolSalicylamidesGlucosylceramidaseCocaineBrainLewy BodiesAmphetamineHomovanillic AcidMPTP PoisoningDeep Brain StimulationRats, Sprague-DawleyTropanesDopamine and cAMP-Regulated Phosphoprotein 32MicrodialysisSpiperoneCaudate NucleusVentral Tegmental AreaDihydroxyphenylalaninePergolideMultiple System AtrophyCarbidopaVesicular Monoamine Transport ProteinsErgolinesSubthalamic NucleusMotor ActivityBehavior, Animalalpha-MethyltyrosineBasal GangliaDomperidoneNeurodegenerative DiseasesLewy Body DiseaseNomifensineFlupenthixolGait Disorders, NeurologicNerve Tissue ProteinsDyskinesia, Drug-InducedSupranuclear Palsy, ProgressiveDose-Response Relationship, DrugBromocriptineRewardPostural BalancePositron-Emission TomographyAdrenergic AgentsGlobus PallidusMethamphetamineBiogenic MonoaminesButaclamolAnalysis of VarianceSerotoninBenzothiazolesNerve DegenerationPedunculopontine Tegmental NucleusDisease Models, AnimalDance TherapyUbiquitin-Protein LigasesCatechol O-MethyltransferaseEssential Tremor1-Methyl-4-phenylpyridiniumSympatholyticsDyskinesiasPrefrontal CortexHypokinesiaMonoamine OxidaseTime Factors