As expected, IκBα phosphorylation was higher in sST2 low-expressing tumours (LuM1-VC and NM11-shsST2 tumours) than in sST2 high-expressing tumours (LuM1-sST2 and NM11-shCont tumours) (Fig. 6a). The gene discussed is NFKBIA; the disease is neoplasm.