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Epitranscriptomic regulation of cognitive development and decline.

Dan Ohtan Wang1

  • 1Center for Biosystems Dynamics Research, RIKEN, 2-2-3 Minatojima-minamimachi, Chuo-ku, Kobe, Hyogo 650-0047, Japan; Graduate School of Biostudies, Kyoto University, Yoshida Hon-machi, Kyoto 606-8501, Japan.

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Summary

Epitranscriptomics, the study of RNA modifications, offers new insights into brain function and cognitive changes. This field reveals how RNA regulation in specific cell parts impacts gene networks, aiding understanding of neurological diseases.

Keywords:
ChromatinLocal translationMicrotubuleNeurodegenerationRNA modificationSynapse

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Area of Science:

  • Neuroscience
  • Genomics
  • Molecular Biology

Background:

  • Functional genomics and systems biology advance the study of gene and protein networks in the central nervous system.
  • These fields are revolutionizing our understanding of cognitive development and decline, identifying molecular regulators and pathways linked to neurological diseases.
  • Current knowledge of gene regulatory mechanisms lacks the mechanistic resolution for translational breakthroughs.

Purpose of the Study:

  • To review recent findings on epitranscriptomics in relation to cognitive functions.
  • To focus on epitranscriptomic regulation within subcellular locations like chromosomes, synapses, and mitochondria.
  • To explore the potential of RNA regulation in the spatiotemporally coordinated control of gene networks for brain function and cognitive changes.

Main Methods:

  • Review of recent scientific literature on epitranscriptomics and cognitive function.
  • Analysis of studies focusing on RNA modifications in subcellular compartments (chromosome, synapse, mitochondria).
  • Synthesis of evidence linking epitranscriptomic regulation to brain function and cognitive processes.

Main Results:

  • Epitranscriptomic regulation is emerging as a key factor in cognitive functions.
  • Specific subcellular locations (chromosome, synapse, mitochondria) are critical sites for epitranscriptomic control.
  • Evidence suggests epitranscriptomics plays a role in the coordinated regulation of gene networks underlying brain function and cognitive changes.

Conclusions:

  • Epitranscriptomics provides a novel layer of RNA regulation crucial for brain function.
  • Understanding epitranscriptomic mechanisms in subcellular locations is vital for cognitive neuroscience.
  • Further research into epitranscriptomics holds promise for addressing cognitive dysfunction and neurological diseases.