Nitric Oxide in Plants: The Roles of Ascorbate and Hemoglobin PLOS One Emerging role of glutathione peroxidase 4 in myeloid cell lineage development and acute myeloid leukemia Cellular & Molecular Biology Letters Springer Nature Link Donor sex, age and ethnicity impact stored red blood cell antioxidant metabolism through mechanisms in part explained by glucose 6 phosphate dehydrogenase levels and activity Haematologica Science Time Glutathione Glutathione is a tri peptide, a small protein consisting of three amino acids, that functions as a principle antioxidant, scavenging free radicals and toxins that would otherwise damage and