CXCL8 and hepatocellular carcinoma: According to the peritumoral IHC results, all 74 HCC-tissue-donating patients were categorized into the following groups: the IL-8 high expression (IL-8+) group (n = 34) and low expression (IL-8−) group (n = 40); the Bcl3 high expression (Bcl3+) group (n = 40) and low expression (Bcl3−) group (n = 34); IL-8+ Bcl3+ group (n = 22); and IL-8−Bcl3− group (n = 20) (Fig. 5a, b).