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Huntington's Disease: Nuclear Gatekeepers Under Attack.

Matthew B Veldman1, X William Yang1

  • 1Center for Neurobehavioral Genetics and Semel Institute for Neuroscience & Human Behavior, David Geffen School of Medicine at UCLA, Los Angeles, CA 90095, USA; Department of Psychiatry and Biobehavioral Sciences, David Geffen School of Medicine at UCLA, Los Angeles, CA 90095, USA.

Neuron
|April 7, 2017
PubMed
Summary
This summary is machine-generated.

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Huntington's disease (HD) is linked to nuclear pore complex defects and impaired transport between the nucleus and cytoplasm. This nuclear gatekeeping dysfunction may contribute to neurodegeneration in HD and other brain disorders.

Area of Science:

  • Neuroscience
  • Molecular Biology
  • Genetics

Background:

  • Huntington's disease (HD) is a fatal neurodegenerative disorder.
  • Nuclear transport is crucial for neuronal function.
  • Aging is associated with impaired nuclear transport.

Purpose of the Study:

  • To investigate nuclear pore complex (NPC) function in Huntington's disease.
  • To explore the role of nucleocytoplasmic transport defects in HD pathogenesis.
  • To determine if NPC dysfunction in HD resembles age-related changes.

Main Methods:

  • Analysis of nuclear pore complex structure and function in HD models.
  • Assessment of nucleocytoplasmic transport rates.
  • Comparison of HD-related transport defects with those observed in normal brain aging.
Keywords:
Huntington’s diseaseagingneurodegenerationnucleocytoplasmic transport

Related Experiment Videos

Main Results:

  • Defects in the nuclear pore complex were identified in Huntington's disease.
  • Impaired nucleocytoplasmic transport was observed in HD.
  • These defects share similarities with age-related nuclear gatekeeping erosion.

Conclusions:

  • Nuclear pore complex dysfunction and impaired nucleocytoplasmic transport are implicated in Huntington's disease.
  • The findings suggest a common pathogenic mechanism involving nuclear gatekeeping erosion in HD and other neurodegenerative disorders.
  • These discoveries open new avenues for understanding and potentially treating neurodegenerative diseases.