Description
Macrophage migration inhibiting factor (MIF) is a pleiotropic protein that is the key mediator of the innate immune system and plays a crucial role in the host response to bacterial infections.1 MIF acts as a proinflammatory cytokine, a pituitary hormone, and a cell proliferation and migration factor.2 MIF plays a critical role in pathogenesis of ultraviolet-B (UVB)-induced nonmelanoma skin cancer (NMSC).3