IFNG and interstitial lung disease: ↑ IL-33 in blood, SGEC, tears [12,45,53,54]↑ sST2 in blood [12,45] and correlate with ESSDAI [45]IL-33 stimulate IFN-γ secretion by NK and NK T cells [12]IFN-γ ↑ IL-33 production by SGEC [45]IL-33 and ST2 correlate with ILD [47]