Pathophysiologic role of Interleukin-33/ST2 in Sjögren's syndrome• in pSS, IL-33 is released from damaged epithelial salivary cells
• in pSS, IL-33 exhibits a dual role as alarmin as well as a pro-inflammatory cytokine
• IL-33 might work as a central actor in initiating a vicious auto-inflammatory loopIs the 3rd point true for POIS?