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Glial Cells01:04

Glial Cells

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Overview
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Related Experiment Video

Updated: Mar 13, 2026

Optogenetic Manipulation of Neuronal Activity to Modulate Behavior in Freely Moving Mice
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Optogenetic Glia Manipulation: Possibilities and Future Prospects.

Woo-Hyun Cho1, Ellane Barcelon1, Sung Joong Lee1

  • 1Department of Neuroscience and Physiology, and Dental Research Institute, School of Dentistry, Seoul National University, Seoul 08826, Korea.

Experimental Neurobiology
|October 30, 2016
PubMed
Summary

Glial cells, like astrocytes and microglia, regulate brain information processing. Optogenetics may enable new research into glial cell roles in complex brain functions.

Keywords:
AstrocyteHigher brain functionsMicrogliaOptogeneticsSynapse

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Last Updated: Mar 13, 2026

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Area of Science:

  • Neuroscience
  • Cell Biology

Background:

  • The brain comprises neurons and glia, with glia increasingly recognized for their role in synaptic transmission and brain information processing.
  • Understanding brain function requires considering the complex interplay between neurons and glia.
  • The specific roles of glial cells in higher brain functions *in vivo* remain largely uncharacterized.

Approach:

  • Optogenetics offers precise temporal and spatial control over neural activity.
  • Emerging research suggests optogenetics can be adapted to manipulate glial cell activity.
  • This review explores the feasibility of optogenetic manipulation of glial cells.

Key Points:

  • Glial cells, particularly astrocytes and microglia, actively regulate synaptic transmission.
  • Communication between neurons and glia is crucial for brain function.
  • Dissecting glial cell-type-specific functions *in vivo* is a significant challenge.

Conclusions:

  • Optogenetic manipulation of glial cells presents a promising technical innovation.
  • This approach could elucidate the *in vivo* roles of glial cells in higher brain functions.
  • Further development in optogenetics is key to advancing glial cell research.