CXCL8 and hepatocellular carcinoma: The average PR of IL-8 among 11 cases of NTS+ samples is (50.91±13.57)%, significantly higher than that of (31.42±29.39)% among 53 NTS− samples (P = 0.036), which implied that the expression of IL-8 was up-regulated in NTS high expressing HCC tissues.