AP-2δ Is a Crucial Transcriptional Regulator of the Posterior Midbrain
2011

Ap-2δ is a Crucial Transcriptional Regulator of the Posterior Midbrain

Sample size: 15 publication 10 minutes Evidence: high

Author Information

Author(s): Hesse Katrin, Vaupel Kristina, Kurt Simone, Buettner Reinhard, Kirfel Jutta, Moser Markus

Primary Institution: Institute of Pathology, University of Bonn

Hypothesis

What is the role of Ap-2δ in the development of the posterior midbrain?

Conclusion

Ap-2δ is essential for the maintenance and maturation of the posterior midbrain, and its absence leads to increased apoptosis and loss of the colliculus inferior.

Supporting Evidence

  • Ap-2δ-deficient mice showed increased apoptotic cell death in the posterior midbrain.
  • Whole genome analysis identified 12 putative target genes regulated by Ap-2δ.
  • Neuronal responses to sounds were still present in the neocortex of Ap-2δ-deficient mice.

Takeaway

Ap-2δ is like a helper that keeps a part of the brain healthy and growing; without it, that part of the brain dies off.

Methodology

The study involved generating Ap-2δ-deficient mice and analyzing their brain development through various techniques including in situ hybridization and microarray analysis.

Limitations

The study primarily focused on the posterior midbrain and may not account for compensatory mechanisms in other brain regions.

Participant Demographics

Mice were used as the model organism, specifically Ap-2δ-deficient and wild-type mice.

Statistical Information

P-Value

p<0.05

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1371/journal.pone.0023483

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