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Kelsey C Martin1, Yi E Sun

  • 1Department of Psychiatry and Beiobehavioral Sciences, Neuropsychiatric Institute, University of California, Los Angeles 90095, USA.

Neuron
|June 23, 2004
PubMed
Summary
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Long-lasting memories depend on gene transcription. This study reveals that the histone acetyltransferase activity of CREB binding protein (CBP) is crucial for long-term memory and neural plasticity in mouse models.

Area of Science:

  • Neuroscience
  • Epigenetics
  • Molecular Biology

Background:

  • Long-term memory formation requires new gene transcription.
  • Epigenetic modifications, such as histone acetylation, regulate gene expression.
  • CREB binding protein (CBP) is a key regulator of transcription.

Purpose of the Study:

  • To investigate the role of CREB binding protein (CBP) histone acetyltransferase activity in long-term memory.
  • To explore the involvement of CBP in neural plasticity.
  • To utilize mouse models of Rubinstein-Taybi syndrome to understand CBP function.

Main Methods:

  • Utilized two distinct mouse models of Rubinstein-Taybi syndrome.
  • Assessed long-term memory formation and recall.
  • Examined molecular mechanisms related to gene expression and plasticity.

Related Experiment Videos

Main Results:

  • Demonstrated a critical role for CBP's histone acetyltransferase activity in establishing long-lasting memories.
  • Showcased the involvement of CBP in synaptic plasticity mechanisms.
  • Linked Rubinstein-Taybi syndrome mouse models to impaired memory and plasticity due to CBP dysfunction.

Conclusions:

  • CBP's enzymatic activity is essential for the consolidation of long-term memories.
  • Dysregulation of CBP function contributes to cognitive deficits observed in Rubinstein-Taybi syndrome.
  • Targeting CBP may offer therapeutic potential for memory and plasticity disorders.