Among the infiltrating immune cells within the tumor and spleen, Siglec-E was the most highly expressed on CD11b+Ly6G+ cells, followed by CD11b+Ly6C+ and CD11b+F4/80+ cells (Figs. 3B, C, S3D, E), as previously observed (Fig. 1E, F). This evidence concerns the gene ITGAM and neoplasm.