Venezuelan equine encephalitis virus infection causes modulation of inflammatory and immune response genes in mouse brain
2008

Venezuelan equine encephalitis virus infection affects immune response genes in mouse brains

Sample size: 9 publication 10 minutes Evidence: moderate

Author Information

Author(s): Anuj Sharma, Bhaskar Bhattacharya, Raj K Puri, Radha K Maheshwari

Primary Institution: Uniformed Services University of the Health Sciences

Hypothesis

The study investigates the gene expression profile in mouse brains infected with Venezuelan equine encephalitis virus (VEEV) to understand the molecular mechanisms of VEEV pathogenesis.

Conclusion

The study identifies differentially expressed genes in the brain that may help in understanding VEEV-induced pathogenesis and in selecting biomarkers for diagnosis and targeted therapy.

Supporting Evidence

  • VEEV infection led to 100% mortality in mice within 9 days.
  • Gene expression analysis showed a significant increase in immune response genes as the disease progressed.
  • Histopathological changes were observed in the brains of infected mice, correlating with gene expression changes.

Takeaway

When mice get infected with a virus called VEEV, their brains change a lot, and scientists found many genes that help the body fight the virus.

Methodology

The study used microarrays to analyze gene expression in VEEV-infected mouse brains at various time points post-infection.

Potential Biases

Potential bias may arise from the use of a single strain of VEEV and the specific mouse model chosen for the study.

Limitations

The study primarily focuses on gene expression changes without exploring the direct effects of these changes on the overall health of the mice.

Participant Demographics

Male CD-1 mice aged six to ten weeks were used in the experiments.

Statistical Information

P-Value

p<0.05

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1186/1471-2164-9-289

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