CXCL1 and neoplasm: CAF‐derived chemokines like Cxcl1, Cxcl12, and Cxcl2 also recruit a heterogeneous population of largely immunosuppressive or tumour‐promoting myeloid‐derived cells, including monocytes, macrophages, neutrophils, and MDSCs, at least in murine studies [41, 42, 65, 89, 90].