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Related Experiment Video

Updated: Jul 18, 2026

Optogenetic Manipulation of Neuronal Activity to Modulate Behavior in Freely Moving Mice
14:40

Optogenetic Manipulation of Neuronal Activity to Modulate Behavior in Freely Moving Mice

Published on: October 27, 2020

New optical tools for controlling neuronal activity.

Stefan Herlitze1, Lynn T Landmesser

  • 1Department of Neurosciences, Case Western Reserve University, 10900 Euclid Avenue, Cleveland, Ohio 44106-4975, USA. sxh106@cwru.edu

Current Opinion in Neurobiology
|December 19, 2006
PubMed
Summary

Controlling neural activity is key to understanding brain development and behavior. Optogenetics, using light-activated proteins, offers a precise, non-invasive method to manipulate neuronal function for research.

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Area of Science:

  • Neuroscience
  • Molecular Biology
  • Biophysics

Background:

  • Understanding neural circuits requires precise control over neuronal activity.
  • Current methods face limitations in specificity, speed, and invasiveness.

Purpose of the Study:

  • To explore advanced techniques for controlling neuronal activity with high spatiotemporal precision.
  • To identify methods capable of modulating neural function non-invasively.

Main Methods:

  • Investigating light-activated G-protein-coupled receptors and ion channels.
  • Utilizing genetic manipulation for targeted delivery to neuronal circuits.
  • Examining the potential for millisecond to second-scale control of neuronal depolarization and hyperpolarization.

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Optical Control of Living Cells Electrical Activity by Conjugated Polymers
10:16

Optical Control of Living Cells Electrical Activity by Conjugated Polymers

Published on: January 28, 2016

A Method for High Fidelity Optogenetic Control of Individual Pyramidal Neurons In vivo
13:44

A Method for High Fidelity Optogenetic Control of Individual Pyramidal Neurons In vivo

Published on: September 2, 2013

Related Experiment Videos

Last Updated: Jul 18, 2026

Optogenetic Manipulation of Neuronal Activity to Modulate Behavior in Freely Moving Mice
14:40

Optogenetic Manipulation of Neuronal Activity to Modulate Behavior in Freely Moving Mice

Published on: October 27, 2020

Optical Control of Living Cells Electrical Activity by Conjugated Polymers
10:16

Optical Control of Living Cells Electrical Activity by Conjugated Polymers

Published on: January 28, 2016

A Method for High Fidelity Optogenetic Control of Individual Pyramidal Neurons In vivo
13:44

A Method for High Fidelity Optogenetic Control of Individual Pyramidal Neurons In vivo

Published on: September 2, 2013

Main Results:

  • Light-activated proteins offer the greatest potential for precise neuronal control.
  • These methods allow for non-invasive, rapid switching of neuronal activity.
  • Subcellular control of ion conductances can precisely regulate cellular events like synaptic transmission.

Conclusions:

  • Optogenetic tools provide a powerful approach to dissecting neural circuit function.
  • Precise control over neuronal activity is crucial for understanding development and behavior.
  • Future research should leverage these light-activated systems for advanced neuroscience studies.