Molecular Blocking of CD23 Supports Its Role in the Pathogenesis of Arthritis CD23-Blocking Peptides
2009

CD23-Blocking Peptides and Their Role in Arthritis

Sample size: 7 publication 10 minutes Evidence: moderate

Author Information

Author(s): Rambert Jérôme, Mamani-Matsuda Maria, Moynet Daniel, Dubus Pierre, Desplat Vanessa, Kauss Tina, Dehais Joël, Schaeverbeke Thierry, Ezzedine Khaled, Malvy Denis, Vincendeau Philippe, Mossalayi M. Djavad

Primary Institution: Université Bordeaux 2, Bordeaux, France

Hypothesis

Can CD23-blocking peptides reduce inflammation in arthritis?

Conclusion

CD23-blocking peptide (p30A) prevents the activation of monocytes/macrophages without cell toxicity.

Supporting Evidence

  • CD23-blocking peptide significantly reduced inflammatory cytokine levels in cell supernatants.
  • In vivo studies showed that p30A improved clinical scores in a rat model of arthritis.
  • p30A inhibited the activation of macrophages from both healthy and arthritic patients.
  • Significant reduction of nitric oxide production was observed with p30A treatment.

Takeaway

Scientists found a special peptide that can stop certain immune cells from causing inflammation in arthritis, which might help treat the disease.

Methodology

In vitro studies on human macrophages and in vivo studies in a rat model of arthritis were conducted to assess the effects of CD23-blocking peptides.

Limitations

The study primarily used animal models, and further research is needed to confirm results in humans.

Participant Demographics

Seven patients with rheumatoid arthritis during an arthritic crisis were included.

Statistical Information

P-Value

p<0.0001

Statistical Significance

p<0.0001

Digital Object Identifier (DOI)

10.1371/journal.pone.0004834

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