NCIt definition : A heterodimeric cytokine composed of interleukin-12 subunit beta and interleukin-23
subunit alpha. This complex binds to the interleukin-23 receptor complex, which activates
the JAK-STAT signaling pathway and modulates the proliferation, differentiation and
effector functions of T-lymphocytes, natural killer cells and some myeloid lineage
cells.;