IFNG and autoimmune hepatitis: It has been demonstrated that rosmarinic acid (RA) reduced hepatocyte swelling and death, infiltration of leukocytes and serum levels of IFN‐γ, IL‐2 and IL‐1β, and elevated the serum level of IL‐10 by inducing AMPK activation and subsequent acetyl‐CoA carboxylase (ACC) phosphorylation, thereby protecting mice against Con A‐induced AIH.39