P2x7 deficiency suppresses development of experimental autoimmune encephalomyelitis
2008

P2x7 Deficiency and Its Impact on Autoimmune Encephalomyelitis

Sample size: 62 publication 10 minutes Evidence: moderate

Author Information

Author(s): Anthony J Sharp, Paul E Polak, Vittoria Simonini, Shao X Lin, Jill C Richardson, Ernesto R Bongarzone, Douglas L Feinstein

Primary Institution: University of Illinois, Chicago, IL, USA

Hypothesis

Does P2x7 deficiency affect the development of experimental autoimmune encephalomyelitis (EAE)?

Conclusion

P2x7 deficiency significantly reduces the incidence of EAE disease, suggesting a critical role for astroglial P2x7 in disease development.

Supporting Evidence

  • P2x7 deficient mice showed a 4-fold reduction in EAE incidence compared to wildtype mice.
  • Cytokine production from splenic T-cells in P2x7 null mice was significantly higher than in wildtype mice.
  • Astroglial activation was reduced in P2x7 null mice compared to wildtype mice.

Takeaway

Mice without the P2x7 gene got sick less often from a disease that affects the brain, showing that this gene is important for the disease to start.

Methodology

The study used an animal model of EAE induced in wildtype and P2x7 deficient mice, monitoring disease progression through clinical signs and cytokine production.

Potential Biases

Potential bias due to the use of a specific mouse strain and the controlled environment.

Limitations

The study does not determine whether other cell types express any P2x7 dependent responses.

Participant Demographics

C57BL/6 mice, both wildtype and P2x7 deficient, aged 6–8 weeks.

Statistical Information

P-Value

p<0.05

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1186/1742-2094-5-33

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