Erythrocyte glutathione transferase: a general probe for chemical contaminations in mammals Cell Death Discovery Rapid and effective protocol to measure glutathione peroxidase activity Bulletin of the National Research Centre Springer Nature Link How to assess Vitamin B2 Status? B2 nutritional status is assessed through the ERYTHROCYTE GLUTATHIONE REDUCTASE ACTIVITY COEFFICIENT (EGRAC), which should be < 1.2. What is this coefficient? FAD Pedro Carrera Bastos Full article: Investigation of Antioxidant Enzymes (GST, GSH, R GSSG) in Erythrocytes of COVID 19 Patients: A One Month Observation Protocol for measuring erythrocyte glutathione reductase activity coefficient to assess riboflavin status ScienceDirect