CCL4 and neoplasm: More importantly, Fe-bLf Dox was capable of inducing greater expression of anti-tumour and macrophage homing chemokines such as GM-CSF (1.7 fold), CCL11 (1.8 fold), IL-1ra (1.3 fold), IL-23 (1.5 fold), CCL12 (1.8 fold), CCL4 (1.5 fold) and CCL17 (1.7 fold), than Dox injections.