Associations between INK4 family members and immune cell infiltration in HCC
(A) The correlation analysis of CDKN2A and the infiltration levels of six types of immune cells (macrophages, neutrophils, dendritic cells, CD4+ T cells, CD8+ T cells, and B cells). (B) The correlation analysis of CDKN2B and the infiltration levels of immune cells. (C) The correlation analysis of CDKN2C and the infiltration levels of immune cells. (D) The correlation analysis of CDKN2D and the infiltration levels of immune cells.