Protocol for measuring erythrocyte glutathione reductase activity coefficient to assess riboflavin status ScienceDirect Glutathione reductase Wikipedia Table 2 from Comparing glutathione peroxidase and glutathione reductase activity and their associations with cardiovascular measures in Africans and Caucasians : the SABPA study Semantic Scholar Item Scheme showing the enzymatic reactions that catalyze the pyruvate dehydrogenase complex, including pyruvate dehydrogenase activity and diaphorase activity of DLD (A) as well as the glutathione reductase peroxidase activity (B).