Zusammenfassung
CD4-positive T-Zellen sind bei der rheumatoiden Arthritis (RA) pathologisch aktiviert und in die gelenkdestruierende Autoimmunantwort involviert. Neben ihrer proinflammatorischen Zytokinproduktion spielt insbesondere ihre Unterstützung der autoreaktiven „B-Zell-Response“ (die so genannte T-Zell-Hilfe für B-Zellen) eine Rolle. Ihre vermutlich wichtigste Rolle dürfte jedoch die Erkennung von Autoantigenen als entscheidendem Schritt in der Pathogenese der RA sein. Die selektive Hemmung dieses Prozesses bleibt weiterhin eines der spannendsten therapeutischen Ziele für die Zukunft.
Abstract
Activated CD4+ T-cells are found in joints of patients with rheumatoid arthritis and are involved in the joint destroying autoimmune response. Besides proinflammatory cytokine production T-cells are indispensable for the activation of B-cells, the so-called T-cell help for B-cells. However, the recognition of autoantigens by T-cells seems of utmost importance for the pathogenesis of rheumatoid arthritis. Selective inhibition of this process is therefore one of the most interesting therapeutic targets for the future.
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Pierer, M., Wagner, U. Wie werden T-Zellen im Gelenk aktiviert?. Z. Rheumatol. 69, 738–742 (2010). https://doi.org/10.1007/s00393-010-0698-x
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DOI: https://doi.org/10.1007/s00393-010-0698-x