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Related Experiment Video

Updated: May 31, 2026

In Vivo Visualization of Spontaneous Activity in Neonatal Mouse Sensory Cortex at a Single-Neuron Resolution
06:18

In Vivo Visualization of Spontaneous Activity in Neonatal Mouse Sensory Cortex at a Single-Neuron Resolution

Published on: November 21, 2023

An instructive role for patterned spontaneous retinal activity in mouse visual map development.

Hong-ping Xu1, Moran Furman, Yann S Mineur

  • 1Department of Neurobiology, Yale University School of Medicine, New Haven, CT 06510, USA. hong-ping.xu@yale.edu

Neuron
|June 22, 2011
PubMed
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Spontaneous retinal waves are instructive, not just permissive, for developing mouse visual system connections. Specific patterns of neural activity guide eye-specific segregation and retinotopic refinement.

Area of Science:

  • Neuroscience
  • Developmental Biology
  • Systems Neuroscience

Background:

  • Mammalian brain development involves genetic and activity-dependent processes.
  • The precise role of neuronal activity patterns in circuit formation is debated.
  • Retinal ganglion cell projections in the visual system exhibit retinotopic and eye-specific mapping.

Purpose of the Study:

  • To investigate the instructive role of spontaneous retinal activity patterns in visual circuit development.
  • To determine if specific activity patterns guide eye-specific segregation and retinotopic refinement.
  • To understand the contribution of spontaneous neuronal activity to neural connectivity.

Main Methods:

  • Genetically modified mice using transgenic expression of β2-nicotinic acetylcholine receptors in retinal ganglion cells.

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Published on: August 4, 2018

Using Looming Visual Stimuli to Evaluate Mouse Vision
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Using Looming Visual Stimuli to Evaluate Mouse Vision

Published on: June 13, 2019

Related Experiment Videos

Last Updated: May 31, 2026

In Vivo Visualization of Spontaneous Activity in Neonatal Mouse Sensory Cortex at a Single-Neuron Resolution
06:18

In Vivo Visualization of Spontaneous Activity in Neonatal Mouse Sensory Cortex at a Single-Neuron Resolution

Published on: November 21, 2023

Where You Cut Matters: A Dissection and Analysis Guide for the Spatial Orientation of the Mouse Retina from Ocular Landmarks
08:42

Where You Cut Matters: A Dissection and Analysis Guide for the Spatial Orientation of the Mouse Retina from Ocular Landmarks

Published on: August 4, 2018

Using Looming Visual Stimuli to Evaluate Mouse Vision
05:07

Using Looming Visual Stimuli to Evaluate Mouse Vision

Published on: June 13, 2019

  • Manipulation of spontaneous retinal wave patterns during development without altering overall activity levels.
  • Analysis of eye-specific segregation and retinotopic refinement in the mouse visual system.

    • Main Results:

    • Demonstrated that spontaneous retinal activity is instructive for visual circuit development.
    • Showed that specific patterns of retinal waves guide eye-specific segregation.
    • Confirmed the role of spontaneous activity in retinotopic refinement of visual projections.

    Conclusions:

    • Spontaneous retinal activity patterns play a critical instructive role in establishing visual system architecture.
    • Specific patterns of neural activity are essential for the precise formation of neuronal connections.
    • Findings suggest broader implications for understanding activity-dependent development in the brain.