Besides, other cytokines such as IFN-β (15) and various chemokines, including chemokine (C-X-C motif) ligand 9 (CXCL9), CXCL10, and CXCL11 (56) secreted by M1 macrophages also play a role in AL pathogenesis. The gene discussed is CXCL9; the disease is axial length measurement.