CD8A and hepatocellular carcinoma: Secondly, the association of SGOL1 expression level with the expression levels of these immune cells-related markers (e.g., Tregs, M2 macrophages, CD8+ T cells, neutrophils, and dendritic cells) was evaluated by GEPIA, and it was revealed that SGOL1 expression level was positively correlated with biomarkers of immune cells in HCC.