CD8A and neoplasm: In addition, we identified the relative infiltration abundance in the tumor microenvironment (TME) of 22 immune cells, and significant differences in 8 immune cells were observed, including memory B cells, CD8+ T cells, monocytes, M0 macrophages, resting dendritic cells, activated dendritic cells, resting mast cells, and neutrophils (Fig. 4D).