CD8A and neoplasm: The results showed that some tumor immune cells had a high connection with others, including CD8 T cells and M0 macrophages, CD8 T cells and resting dendritic cells, naïve B cells and memory B cells, follicular helper T cells and M0 macrophages, activated dendritic cells and M0 macrophages, gamma delta T cells and resting mast cells, and M1 macrophages and monocytes.