The alternative complement component factor B regulates UV-induced oedema, systemic suppression of contact and delayed hypersensitivity, and mast cell infiltration into the skin.
Byrne SN, Hammond KJ, Chan CY, Rogers LJ, Beaugie C, Rana S, Marsh-Wakefield F, Thurman JM, Halliday GM. The alternative complement component factor B regulates UV-induced oedema, systemic suppression of contact and delayed hypersensitivity, and mast cell infiltration into the skin. Photochem Photobiol Sci. 2015 Apr; 14(4):801-6.