Sigma Aldrich Fine Chemicals Biosciences Glutathione Reductase from baker's Fisher Scientific Molecular basis for the enzymatic inactivity of class III glutaredoxin ROXY9 on standard glutathionylated substrates Nature Communications A new method for screening glutathione reductase inhibitors using square wave voltammetry Analytical Methods (RSC Publishing) DOI:10.1039 C5AY00347D The glutathione peroxidase Gpx4 prevents lipid peroxidation and ferroptosis to sustain Treg cell activation and suppression of antitumor immunity: Cell Reports Rapid and effective protocol to measure glutathione peroxidase activity Bulletin of the National Research Centre Springer Nature Link