Fig. 3.

(a) Results of the ELISA for catalase autoantibodies. Fifteen patients with primary sclerosing cholangitis (PSC), 20 patients with autoimmune hepatitis (AIH), 20 patients with primary biliary cirrhosis (PBC), 10 patients with hepatitis B virus (HBV), 10 patients with hepatitis C virus (HCV), 20 patients with ulcerative colitis (UC) and 50 healthy blood donors (HBD) (20 are shown) were analysed. Mean of healthy blood donors was 0.17 ± 0.04, cut off was set at 0.4. (b) Results of the ELISA for α-enolase autoantibodies. Same patients as above. Mean of healthy blood donors was 0.14 ± 0.05, cut off was set at 0.4. OD, Optical density.