Central nervous system uptake of intranasal glutathione in Parkinson's disease npj Parkinson's Disease Figure 1 from The Role of Oxidative Stress in Parkinson's Disease Semantic Scholar Association Between Over the Counter Dietary Supplements and Parkinson's Disease Symptom Severity Over Time MDS Abstracts Ferroptosis related factors in the substantia nigra are associated with Parkinson's disease Scientific Reports Irisin inhibits dopaminergic neuron lactate metabolism and repairs mitochondrial function to alleviate Parkinson's disease by activating SIRT1 signaling pathway Communications Biology