
Keywords: ANA; antinuclear antibody; AIH; autoimmune hepatitis; AZA; azathioprine; HGPRT; hypoxanthine guanine phosphoribosyl transferase; IgG; immunoglobulin G; IBD; inflammatory bowel disease; LC; liver cytosol; LKM; liver kidney microsomal; 6MP; 6-mercaptopurine