In another recent study, Trac et al. designed KLAK-MCP-1 micelles, consisting of a CCR2-targeting peptide sequence and apoptotic KLAK peptide, which were effective in inhibiting tumor growth by blocking infiltration of TAMs in a subcutaneous B16F10 murine melanoma model (Trac et al., 2021). Here, CCL2 is linked to neoplasm.