Parkinson Diseasealpha-SynucleinAntiparkinson AgentsParkinsonian DisordersGlucosylceramidaseLevodopaEnvironmentLewy BodiesParkinson Disease, SecondarySubstantia NigraDeep Brain StimulationDopamine1-Methyl-4-phenyl-1,2,3,6-tetrahydropyridineDopaminergic NeuronsSubthalamic NucleusLewy Body DiseaseGenetic Predisposition to DiseaseMultiple System AtrophyGait Disorders, NeurologicOxidopamineMPTP PoisoningPostural BalanceNeurodegenerative DiseasesDance TherapyPutamenGene-Environment InteractionUbiquitin-Protein LigasesSupranuclear Palsy, ProgressiveBrainEssential TremorPedunculopontine Tegmental NucleusNeuronsManebGaitCase-Control StudiesAge of OnsetGaucher DiseaseREM Sleep Behavior DisorderTyrosine 3-MonooxygenaseMutationPergolideRisk Factorsbeta-SynucleinHypokinesiaOncogene ProteinsTwins, MonozygoticNerve DegenerationTwins, DizygoticEnvironmental ExposureCorpus StriatumGenotypeGlobus PallidusDementiaCarbidopaPolymorphism, Single NucleotideDisease Models, AnimalSeverity of Illness IndexMitochondriaMovement DisordersPhenotypeMesencephalonNeuropsychological TestsGenome-Wide Association StudySynucleins1-Methyl-4-phenylpyridiniumDiseases in TwinsNeuroprotective AgentsTropanesDopamine Plasma Membrane Transport ProteinsGenetic TestingPenetranceParaquatAlzheimer DiseaseSleep Arousal DisordersPositron-Emission TomographyApathyModels, BiologicalBenzothiazolesCohort StudiesPrimary DysautonomiasCognition DisordersDyskinesiasPostmortem ChangesOlfaction DisordersAge Factorstau ProteinsFamily HealthSocial EnvironmentAutophagyTwinsAnalysis of VarianceManganese PoisoningTime FactorsDyskinesia, Drug-InducedPure Autonomic FailureRotenoneOxidative StressDopamine AgentsGene FrequencyNerve Tissue Proteins