CSF1 and neoplasm: Tumoral chemotaxis of these immune cells is mediated by chemoattractants such as chemokine ligand 2 (CCL 2, 5, 7, 8, 22), CXCL 8 and 12, PDGF, VEGF, endothelial monocyte-activating polypeptide (EMAPII), and colony-stimulating factor-1 (CSF-1).