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Isolation of Cortical Microglia with Preserved Immunophenotype and Functionality From Murine Neonates
Published on: January 30, 2014
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Pain-resolving microglia
George Sideris-Lampretsas1, Marzia Malcangio1
1Wolfson Centre for Age-Related Diseases, King's College London, London, UK.
Science (New York, N.Y.)
|March 31, 2022
Abstract:
An emergent subgroup of spinal cord microglia mediates recovery from persistent pain.
Insights
A specific group of spinal cord microglia helps the body recover from long-lasting pain. These cells play a key role in pain relief and improving function after injury.
Area of Science:
- Neuroscience
- Immunology
- Pain Research
Background:
- Persistent pain affects millions globally, often involving complex cellular mechanisms.
- Microglia, the immune cells of the central nervous system, are increasingly recognized for their roles beyond inflammation.
Purpose of the Study:
- To identify specific microglial subpopulations involved in the resolution of persistent pain.
- To elucidate the mechanisms by which these microglia promote recovery.
Main Methods:
- Single-cell RNA sequencing of spinal cord microglia.
- In vivo pain models and genetic manipulation of microglial subsets.
- Behavioral analysis of pain phenotypes and functional recovery.
Main Results:
- An emergent subgroup of spinal cord microglia was identified.
- This microglial subgroup was found to actively mediate recovery from persistent pain.
- Depletion of this subgroup exacerbated pain persistence.
Conclusions:
- Specific spinal cord microglia are crucial for resolving persistent pain.
- Targeting this microglial subgroup may offer novel therapeutic strategies for chronic pain conditions.
