CCL2 and ocular melanoma: Using a 21‐plexed cytokine assay, we found that OM could inhibit the production of multiple chemokines and cytokines, including TNF‐α, MCP‐1, IL‐23, and IL‐12 (Figure 1b), upon LPS stimulation for 4 and 24 h in human PBMC from two healthy donors.