One of the ways to investigate the anti‐inflammatory effect of MSCs on HCC xenografts is by determining the expression of various inflammatory mediators such as IL‐1α, IL‐2, IL‐4, IL‐8, IL‐10, TNF‐α and transforming growth factor‐β (TGF‐β) . This evidence concerns the gene TGFB1 and hepatocellular carcinoma.