Association Between Over the Counter Dietary Supplements and Parkinson's Disease Symptom Severity Over Time MDS Abstracts Frontiers Parkinson's Disease and the Environment Dr Joseph Maroon Blog Posts Natural variation in age related dopamine neuron degeneration is glutathione dependent and linked to life span PNAS Enhanced accumulation of reduced glutathione by Scopoletin improves survivability of dopaminergic neurons in Parkinson's model Cell Death & Disease Parkinson's disease specific Synuclein variants potentially drive Lewy body formation by engaging in promiscuous and non functional interactions Communications Biology