Gene Expression Changes in Mice with Scrapie
Author Information
Author(s): Pamela J Skinner, Hayet Abbassi, Bruce Chesebro, Richard E Race, Cavan Reilly, Ashley T Haase
Primary Institution: University of Minnesota
Hypothesis
What are the gene expression alterations in the brains of mice infected with different strains of scrapie?
Conclusion
The study identifies significant gene expression changes in the brains of scrapie-infected mice, which may provide insights into the disease's molecular mechanisms.
Supporting Evidence
- Over 400 significant gene expression alterations were identified in symptomatic mice.
- Only 22 genes showed significant alteration in pre-symptomatic animals.
- The study identified strain-specific differences in gene expression.
Takeaway
Scientists looked at the brains of sick mice to see how their genes changed when they got a disease called scrapie. They found a lot of differences in the genes that could help us understand the disease better.
Methodology
The study used cDNA microarrays to compare gene expression in scrapie-infected mice to mock-infected mice at two time points.
Potential Biases
Potential bias due to small sample size and the specific strains of scrapie used.
Limitations
The study's findings are based on a limited number of mice and may not fully represent the complexity of gene expression changes in TSEs.
Participant Demographics
C57BL/10 male mice were used in the study.
Statistical Information
P-Value
0.004
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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