Furthermore, Perlemuter et al. measured the activities of some antioxidant enzymes including cytosolic and mitochondrial superoxide dismutases (Cu/Zn-SOD and Mn-SOD), glutathione peroxidase and catalase as well as the levels of lipid peroxidation products in liver tissue and erythrocytes from NAFLD patients in comparison with the control group (11). The gene discussed is CAT; the disease is metabolic dysfunction-associated steatotic liver disease.