CD8A and neoplasm: In addition, the scores of CD8 + T cells, immature dendritic cells (iDCs), T-helper cells, follicular helper T cells (Tfh), tumor-infiltrating lymphocyte (TIL), and regulatory T cells (Tregs) in the low-risk group all were significantly higher than those in the high-risk group in training and whole set (Figures 8A,C).