Figure 7. Correlation between our prognostic signature and that of tumor-infiltrating immune cells and immune checkpoint molecules. (A) Association between risk score and T regulatory cells (Tregs). (B) Association between risk score and activated Mast cells. (C) Association between risk score and M0 macrophages. (D) Association between risk score and CTLA-4. (E) Association between risk score and PD-1. (F) Association between risk score and PD-L1.