CD8A and neoplasm: The immune cells included B cells, CD8+ T cells, follicular helper T cells, T helper 1 cells, T helper 2 cells, T helper 9 cells, T helper 17 cells, T helper 22 cells, regulatory T cells, exhausted T cells, macrophages, M1 macrophages, M2 macrophages, tumor-associated macrophages, monocytes, natural killer cells, neutrophils, and dendritic cells.