TNF and autoimmune hepatitis: Sesquiterpenoids from Panax ginseng (SPG) dose‐dependently attenuated neutrophil enrichment, inhibited the phosphorylation of P65 and IκB, as well as levels of TNF‐α and IL‐1β, which further promoted the nuclear translocation of Nrf2 and expression of HO‐1 by activating the SIRT1 signaling pathway in the LPS/GalN‐induced AIH mouse model.55