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deltaFosB: a molecular switch underlying long-term neural plasticity

M B Kelz1, E J Nestler

  • 1Department of Anesthesiology, University of Pennsylvania School of Medicine, Philadelphia 19104, USA.

Current Opinion in Neurology
|January 10, 2001
PubMed

Insights

Chronic stress induces stable deltaFosB transcription factor isoforms in specific brain regions. This review explores deltaFosB

Area of Science:

  • Neuroscience
  • Molecular Biology
  • Behavioral Science

Background:

  • Chronic perturbations can lead to the accumulation of deltaFosB (a transcription factor) in specific brain areas.
  • DeltaFosB isoforms are known for their stability and role in neuronal plasticity.

Purpose of the Study:

  • To review the functional consequences of deltaFosB induction in distinct neuronal populations.
  • To examine the potential role of deltaFosB in behavioral abnormalities like drug addiction and movement disorders.

Main Methods:

  • Literature review of studies investigating deltaFosB.
  • Analysis of research on region-specific gene expression changes in the brain.
  • Examination of correlations between deltaFosB levels and behavioral phenotypes.

Main Results:

  • DeltaFosB accumulation is a common response to various chronic stimuli.
  • The specific neuronal populations affected by deltaFosB induction vary depending on the perturbation.
  • Evidence suggests a link between deltaFosB and the development and maintenance of addiction and movement disorders.

Conclusions:

  • DeltaFosB plays a critical role in mediating long-term neural adaptations to chronic stress.
  • Understanding deltaFosB's function is crucial for developing therapeutic strategies for addiction and movement disorders.

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