Hepatic gene expression of ATF6 was also decreased by 43% in pCLD livers compared to AIH livers (0.71 ± 0.07 vs 1.26 ± 0.2, p<0.01) (Fig 5B) though there was no difference between AIH and pNormal ATF6 gene expression. The gene discussed is ATF6; the disease is autoimmune hepatitis.