IL6 and hepatocellular carcinoma: Furthermore, expression of TNF,36, 37, 38, 39 IL‐6,40, 41, 42, 43, 44, 45 IL‐1046, 47, 48 and IL‐23‐p19,49, 50 all of which connect to progression of experimental HCC and/or patients' prognosis, was up‐regulated by N‐lys‐stimulated murine RAW 264.7 macrophages and splenocytes.