The SWI/SNF protein ATRX co-regulates pseudoautosomal genes that have translocated to autosomes in the mouse genome
2008

ATRX Protein and Its Role in Gene Regulation

Sample size: 3 publication 10 minutes Evidence: moderate

Author Information

Author(s): Michael A Levy, Andrew D Fernandes, Deanna C Tremblay, Claudia Seah, Nathalie G Bérubé

Primary Institution: University of Western Ontario

Hypothesis

ATRX controls the expression of ancestral PAR1 genes that have translocated to autosomes in the mouse.

Conclusion

ATRX is crucial for the expression of certain ancestral PAR1 genes in the developing mouse brain.

Supporting Evidence

  • ATRX deletion leads to downregulation of ancestral PAR1 genes in the mouse forebrain.
  • Microarray analysis identified 202 disregulated probe sets in ATRX-null mice.
  • Significant gene expression changes were observed at both embryonic and postnatal stages.

Takeaway

The ATRX protein helps control some important genes in mice, even though those genes have moved to different parts of the genome.

Methodology

Microarray analysis was performed to compare gene expression profiles in ATRX-null and control mouse forebrains.

Limitations

The study primarily focuses on mouse models, which may not fully represent human gene regulation.

Participant Demographics

Mice were used in the study, specifically ATRX-null and control strains.

Statistical Information

P-Value

p<0.05

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1186/1471-2164-9-468

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