Mucosal administration of α-fodrin inhibits experimental Sjögren's syndrome autoimmunity
2008

Mucosal administration of α-fodrin inhibits Sjögren's syndrome autoimmunity

Sample size: 32 publication Evidence: moderate

Author Information

Author(s): He Jing, Zhao Jinxia, Li Zhanguo

Primary Institution: Department of Rheumatology & Immunology, People's Hospital, Peking University Medical School

Hypothesis

Mucosal administration of α-fodrin might prevent Sjögren's syndrome.

Conclusion

Mucosal administration of α-fodrin effectively inhibited the progression of experimental Sjögren's syndrome autoimmunity.

Supporting Evidence

  • The appearance of anti-α-fodrin and anti-M3RP antibodies was delayed in mice immunized with α-fodrin.
  • The titers of anti-α-fodrin and anti-M3RP antibodies were lower in immunized mice.
  • The number of Foxp3+ CD4+CD25+ regulatory T cells was higher in the α-fodrin groups compared with controls.
  • Lymphocytic infiltration in the salivary glands was decreased in α-fodrin-treated groups.
  • The fluid intake of mice in the α-fodrin groups was significantly lower than in control groups.

Takeaway

Giving α-fodrin through the nose can help stop a disease that makes your mouth and eyes dry.

Methodology

NOD mice were immunized intranasally with α-fodrin and analyzed for antibody production and cytokine levels.

Limitations

The study did not measure salivary flow directly and relied on water consumption as a proxy.

Participant Demographics

Female NOD mice, 4 weeks old.

Statistical Information

P-Value

p<0.05

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1186/ar2403

Want to read the original?

Access the complete publication on the publisher's website

View Original Publication