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doi: 10.1016/j.psychres.2016.10.061 123 KamitakiNSekarAHandsakerREde RiveraHTooleyKMorrisDLet al

Glutathione is naturally produced in the body in small quantities, which helps the immune system function well

However, if you lack IF (the case for people with pernicious anemia

PMC PubMed Central

Since it is hard to obtain clinical samples in overdose cases that control the many genetic and environmental variables that can affect protein expression, it is often easier to discover proteomics biomarkers in nonclinical toxicity studies and then set up clinical sample collection strategies to further evaluate the potential toxicity biomarkers