CD4 and hepatocellular carcinoma: B cells (P=1.16e-5), CD8+T cells (P=3.24e-5), CD4+T cells (P=0.002), neutrophils (P=2.67e-16), macrophages (P=2.51e-14), and myeloid dendritic cells (P=1.14e-9) were significantly correlated with ARL-6 expression in HCC (Figure 6B).