In liver cancer, CCL23 recruited CD8 + T cell infiltration and enhancing the efficacly of immune response.[49] This study, for the first time, reported the positive predictive value of CCL23 in NSCLC, which might due to the attraction of resting T lymphocytes in TME.[48] However, further studies are warrant in order to fully explore its function in cancer immunity. This evidence concerns the gene CD8A and liver cancer.