Presence of D8/17 B-cell marker in patients with poststreptococcal reactive arthritis

Liora Harel*, Masha Mukamel, Abraham Zeharia, Yona Kodman, Dario Prais, Yosef Uziel, John B. Zabriskie, Jacob Amir

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

12 Scopus citations

Abstract

An elevated expression of the alloantigen D8/17 on B lymphocytes has been previously proposed as a susceptibility marker in rheumatic fever. The aim of the study was to investigate the presence of the D8/17 marker on B lymphocytes in poststreptococcal reactive arthritis (PSRA). The study sample included 19 patients (15 boys, 4 girls; mean age 11.7 ± 5.4 years) who were diagnosed with PSRA (mean age at diagnosis, 9.4 ± 5.6 years) and 18 healthy controls (10 boys and 8 girls) matched for ethnic background. B-cell D8/17 expression was tested by flow cytometry assay using monoclonal antibodies. Laboratory results showed a higher expression of D8/17 in the patient group (23.1 ± 10.4%, range 11.6-51.9%) than in the control group (17.1 ± 8.2%, range 7.1-35.7) in controls; this difference was statistically significant after log transformation of the data (P = 0.035). The high rate of expression of the D8/17 marker in patients with PSRA suggests that RF and PSRA share the same genetic susceptibility.

Original languageEnglish
Pages (from-to)695-698
Number of pages4
JournalRheumatology International
Volume27
Issue number8
DOIs
StatePublished - Jun 2007

Keywords

  • D8/17 marker
  • Poststreptococcal reactive arthritis
  • Rheumatic fever

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