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. 2021 Sep 13;8:739489. doi: 10.3389/fmed.2021.739489

Figure 5.

Figure 5

Roles of interleukin-33 (IL-33) in rheumatic diseases. sST2, soluble ST2; CXCL1, C-X-C motif chemokine ligand 1; FGF-6, fibroblast growth factor 6; OPN, osteopontin; MDSC, myeloid-derived suppressor cell; ROS, reactive oxygen species; ILC, innate lymphoid cell; Treg, regulatory T cell; RA, rheumatoid arthritis; SLE, systemic lupus erythematosus; pSS, primary Sjögren's syndrome; SSc, systemic sclerosis; PsA, psoriatic arthritis; IgG4-RD, IgG4-related disease; AS, ankylosing spondylitis.