Gene Expression in Brain During Pneumococcal Meningitis
Author Information
Author(s): Roney S Coimbra, Veronique Voisin, Antoine B de Saizieu, Raija LP Lindberg, Matthias Wittwer, David Leppert, Stephen L Leib
Primary Institution: Institute for Infectious Diseases, University of Bern
Hypothesis
The study aims to identify genes and sets of genes implicated in the pathophysiological mechanisms leading to neuronal damage observed in bacterial meningitis.
Conclusion
The study identified potential therapeutic targets through the analysis of gene expression in experimental pneumococcal meningitis.
Supporting Evidence
- 598 genes were differentially regulated with a change factor of at least 1.5.
- 77% of the genes were assigned to one of 11 functional groups with 94% accuracy.
- Continuous upregulation of pro-apoptotic genes was observed specifically in the hippocampus.
Takeaway
Researchers looked at how genes in the brains of baby rats changed when they got a serious infection called meningitis, hoping to find ways to help treat it.
Methodology
An infant rat model of pneumococcal meningitis was used to assess gene expression profiles in the cortex and hippocampus at different time points after infection.
Limitations
The study only covers a subset of the rat genome and may not represent the entire transcriptome.
Participant Demographics
Infant rats were used in the study.
Statistical Information
P-Value
p ≤ 0.05
Statistical Significance
p ≤ 0.05
Digital Object Identifier (DOI)
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