IL1B and ocular melanoma: Although in the CM of the OECs, a greater number of biofactors were identified, it is important to note that in the OM-MSCs CM, cytokines and interleukins were identified which are described as having a central role in the regenerative process and in the action of Schwann cells, such as MCP-1, IL-1β, IL-10, or VEGF.