Article Text
T cells
Elevated expression of the Th17 cytokine interleukin 22 in rheumatoid arthritis
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Background and Objectives
Interleukin 22 (IL22) is a pleiotropic cytokine with proinflammatory properties. It is primarily expressed by T helper 17 (Th17) cells and has recently been implicated in the pathogenesis of collagen-induced arthritis, a murine model of autoimmune polyarthritis. The authors were able to demonstrate a pathogenetically dominant role of Th17 cells and their signature cytokine IL17 in rheumatoid arthritis (RA) and psoriatic …