CCL2 and age-related macular degeneration: In fact, the levels of IL-6 and MCP-1 in MG-132 + bafilomycin A1-treated control-RPE cells were comparable to those of primed, vehicle-treated AMD-RPE cells (IL-6: 12.44 pg/mL and 11.75 pg/mL; MCP-1: 73.26 ng/mL and 57.92 ng/mL, for MG-132 + Baf-treated control-RPEs vs. vehicle-treated AMD-RPEs, respectively).