Hemoglobin is an oxygen dependent glutathione buffer adapting the intracellular reduced glutathione levels to oxygen availability ScienceDirect Response of Human Red Blood Cells to Acute and Chronic Oxidant Challenge as Observed Through the Glutathione and Glutathionyl Hemoglobin Redox Pairs In Vitro and In Vivo The Redox Process in Red Blood Cells: Balancing Oxidants and Antioxidants Interplay between Erythrocyte Peroxidases and Membrane IntechOpen