Related Experiment Video
Updated: Jul 3, 2026
08:42
Monocular Visual Deprivation and Ocular Dominance Plasticity Measurement in the Mouse Primary Visual Cortex
Published on: February 8, 2020
Plasticity in the adult brain: lessons from the visual system
Maria Spolidoro1, Alessandro Sale, Nicoletta Berardi
1Laboratory of Neurobiology, Scuola Normale Superiore, Via Moruzzi 1, 56100, Pisa, Italy. m.spolidoro@sns.it
Experimental Brain Research
|August 1, 2008
Summary
Researchers found that inhibiting intracortical circuits can restore plasticity in the adult visual cortex, offering new hope for brain injury recovery and rehabilitation.
Area of Science:
- Neuroscience
- Developmental Neuroscience
- Visual System Plasticity
Background:
- Cortical circuits are most sensitive to sensory input during early development (critical periods).
- Mature brains exhibit significantly reduced plasticity compared to developing ones.
- Visual cortex plasticity models include ocular dominance shifts and recovery from sensory deprivation.
Purpose of the Study:
- To investigate methods for reinstating plasticity in the adult visual cortex.
- To identify key factors regulating critical period plasticity in the visual system.
Main Methods:
- Review of recent pharmacological and environmental strategies.
- Analysis of studies focusing on intracortical inhibition.
Main Results:
- Adult visual cortex plasticity can be significantly enhanced beyond previous assumptions.
- Intracortical inhibition is identified as a critical factor in regulating visual system critical periods.
Conclusions:
- Targeting intracortical inhibition may unlock greater plasticity in adult brains.
- These findings hold significant potential for therapeutic rehabilitation after brain injury.
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