Among them, JUN (Fig. 3A), IL10 (Fig. 3B), PTGS2 (Fig. 3E), SELE (Fig. 3G), APOB (Fig. 3I) were significantly downregulated in HCC, while CD34 (Fig. 3C), MTOR (Fig. 3D), CSF1 (Fig. 3H) and MUC1 (Fig. 3J) were upregulated. This evidence concerns the gene PTGS2 and hepatocellular carcinoma.