The official name of this gene is tumor necrosis factor. This gene encodes a multifunctional proinflammatory cytokine that belongs to the tumor necrosis factor (TNF) superfamily. This cytokine is mainly secreted by macrophages. It can bind to; and thus functions through its receptors TNFRSF1A/TNFR1 and TNFRSF1B/TNFBR.