GPX4 and autoimmune hepatitis: The immunohistochemical results showed that COX2 staining in hepatocytes was significantly enhanced in the AIH + AAV8-m-GPX4 group compared to the AIH + AAV8-EGFP group, while GPX4 staining in hepatocytes was strongly reduced in the former in comparison to the AIH + AAV8-EGFP group.