M2 TAMs attract immunosuppressive cells, such as inflammatory monocytes, to the tumor area through chemokine (C–C-motif) ligand (CCL22)/chemokine (C–C-motif) receptor (CCR2) and colony-stimulating factor (CSF)1/CSF 1 receptor (CSF1R) signaling. This evidence concerns the gene CSF1R and neoplasm.