Claim: Interleukin-12 subunit alpha is a protein  expressed by activated dendritic cells (DC), macrophages, and monocytes and plays an important role in sustaining IFNγ production and the generation  and encoded by the IL12A gene which encodes a subunit of the cytokine Interleukin 12 (IL-12) that acts on T and natural killer cells and  is required for the T-cell-dependent induction of interferon gamma .
Verdict: NOT ENOUGH INFO