Compared with oeNC group, the expression of IFN-γ, IL-17, T-bet, and RORγt was decreased in oeXIST group in PBC patients (2.10 ± 1.32 vs 0.75 ± 0.99; 1.49 ± 0.36 vs 0.75 ± 0.5; 2.28 ± 0.84 vs 0.91 ± 0.50; and 1.23 ± 0.61 vs 0.48 ± 0.22. This evidence concerns the gene IFNG and primary biliary cholangitis.