Conservation of regional gene expression in mouse and human brain
2007

Comparing Gene Expression in Mouse and Human Brains

Sample size: 12 publication Evidence: high

Author Information

Author(s): Andrew D Strand, Aaron K Aragaki, Zachary C Baquet, Angela Hodges, Philip Cunningham, Peter Holmans, Kevin R Jones, Lesley Jones, Charles Kooperberg, James M Olson

Primary Institution: Fred Hutchinson Cancer Research Center

Hypothesis

Can gene expression patterns in mouse brains serve as a reliable model for human brains?

Conclusion

The study found that gene expression patterns in corresponding regions of mouse and human brains are generally conserved.

Supporting Evidence

  • Gene expression profiles in human and mouse brains show significant correlation.
  • Region-specific genes in both species have been conserved at both sequence and expression levels.
  • The study provides a framework for understanding neurodegenerative diseases using mouse models.

Takeaway

This study looked at how genes work in different parts of mouse and human brains and found that they are quite similar, which helps us understand brain diseases better.

Methodology

Gene expression was analyzed in three brain regions of humans and mice using microarray technology.

Potential Biases

Potential biases may arise from differences in age and gender between human samples.

Limitations

The study primarily focused on healthy brain tissues and may not fully represent gene expression in diseased states.

Participant Demographics

Human samples included 12 donors aged 36 to 77, with a mix of genders.

Statistical Information

P-Value

p<0.001

Statistical Significance

p<0.001

Digital Object Identifier (DOI)

10.1371/journal.pgen.0030059

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