TNF and hepatitis A virus infection: We have recently reported that another variant of memTNF (deletion 1–9 and substitution Lys to Glu in position 11, memTNFΔ1–9,K11E) in KI mice [6] was not pathogenic for liver inflammation but only soluble TNF was causing hepatitis in LPS/BCG and LPS/D-GalN-induced liver damage [7].