The use of assays to detect anti-citrullinated protein antibodies (ACPAs) is helpful in the diagnosis of rheumatoid arthritis. But how good are these assays at detecting ACPAs and do we really know what the results are telling us about ACPA specificity?
This is a preview of subscription content, access via your institution
Access options
Access Nature and 54 other Nature Portfolio journals
Get Nature+, our best-value online-access subscription
$29.99 / 30 days
cancel any time
Subscribe to this journal
Receive 12 print issues and online access
$209.00 per year
only $17.42 per issue
Buy this article
- Purchase on Springer Link
- Instant access to full article PDF
Prices may be subject to local taxes which are calculated during checkout
References
Lundberg, K. et al. Citrullinated proteins have increased immunogenicity and arthritogenicity and their presence in arthritic joints correlates with disease severity. Arthritis Res. Ther. 7, R458–R467 (2005).
Kuhn, K. A. et al. Antibodies against citrullinated proteins enhance tissue injury in experimental autoimmune arthritis. J. Clin. Invest. 116, 961–973 (2006).
Cornilett, M. et al. Seropositivity and antibody profiling of patients are dramatically impacted by the features of peptides used as immunosorbents: a lesson from anti− citrullinated protein/peptide antibody. J. Immunol. 201, 3211–3217 (2018).
Masson-Bessière, C. et al. The major synovial targets of the rheumatoid arthritis-specific antifilaggrin autoantibodies are deiminated forms of the α- and β-chains of fibrin. J. Immunol. 166, 4177–4184 (2001).
Sebbag, M. et al. Epitopes of human fibrin recognized by the rheumatoid arthritis-specific autoantibodies to citrullinated proteins. Eur. J. Immunol. 36, 2250–2263 (2006).
Schellekens, G. A. et al. Citrulline is an essential constituent of antigenic determinants recognized by rheumatoid arthritis-specific autoantibodies. J. Clin. Invest. 101, 273–281 (1998).
Hafkenscheid, L. et al. Structural analysis of variable domain glycosylation of anti-citrullinated protein antibodies in rheumatoid arthritis reveals the presence of highly sialylated glycans. Mol. Cell. Proteomics 16, 278–287 (2017).
Schellekens, G. A. et al. The diagnostic properties of rheumatoid arthritis antibodies recognizing a cyclic citrullinated peptide. Arthritis Rheum. 43, 155–163 (2000).
Ge, C. et al. Structural basis of cross-reactivity of anti-citrullinated protein antibodies. Arthritis Rheumatol. https://doi.org/10.1002/art.40698 (2018).
Pruijn, G. J., Wiik, A. & van Venrooij, W. J. The use of citrullinated peptides and proteins for the diagnosis of rheumatoid arthritis. Arthritis Res. Ther. 12, 203–211 (2010).
Author information
Authors and Affiliations
Corresponding author
Ethics declarations
Competing interests
The authors declare no competing interests.
Rights and permissions
About this article
Cite this article
van de Stadt, L.A., Rispens, T. ACPA epitopes — what are we actually looking at?. Nat Rev Rheumatol 15, 130–132 (2019). https://doi.org/10.1038/s41584-018-0157-7
Published:
Issue Date:
DOI: https://doi.org/10.1038/s41584-018-0157-7