IL-40 is elevated in systemic sclerosis (SSc). Study of serum (90 SSc vs controls/HCs), Skin Bx (5 SSc v 5 HCs). IL-40 signific. upregulated in the skin & correl. w/ ESSG (r = 0.37), GI dz; also w/ serum IL-8, TGF-β1. IL-40 functionally linked to activated B cells, PMNs, T https://t.co/XsSFXgBxuD