Lewy Body DiseaseLewy BodiesParkinson Diseasealpha-SynucleinSynucleinsInclusion BodiesNeurofibrilsMultiple System AtrophyDementiaHallucinationsAlzheimer DiseaseSupranuclear Palsy, ProgressiveMyoclonusBrainAutopsySubstantia NigraBoidaeNeurodegenerative DiseasesSynaptophysinEnkephalin, LeucineNerve DegenerationBrain StemNeuronsNeuropsychological TestsArenavirusbeta-SynucleinNerve Tissue ProteinsCognition DisordersCerebral CortexParkinsonian DisordersImmunohistochemistryAntiparkinson AgentsInclusion Bodies, ViralGlucosylceramidase