Listed are ELISA Kits for the detection of IK cytokine, down-regulator of HLA II, an alias name of IK cytokine. The human protein, encoded by the gene IK, is 557 amino acid residues long and has a mass of 65,602 daltons. It is a member of the RED family. This protein is reported to have a cytoplasmic and nuclear cellular localization. For this target protein, ELISA kits with the following species reactivities are available: human, mouse, and rat. This target may also be known as: protein Red, IK cytokine down-regulator of HLA II, IK factor, RD element, cytokine IK, prer protein, and CSA2.