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Related Experiment Video

Updated: May 8, 2026

Preparation of Acute Spinal Cord Slices for Whole-cell Patch-clamp Recording in Substantia Gelatinosa Neurons

Preparation of Acute Spinal Cord Slices for Whole-cell Patch-clamp Recording in Substantia Gelatinosa Neurons

Published on: January 18, 2019

Microglia and spinal cord synaptic plasticity in persistent pain.

Sarah Taves¹, Temugin Berta, Gang Chen

¹Pain Signaling and Plasticity Laboratory, Department of Anesthesiology, Duke University Medical Center, Durham, NC 27710, USA.

Neural Plasticity

|September 12, 2013

Summary

Spinal cord microglia contribute to persistent pain by releasing inflammatory mediators that alter synaptic plasticity. Understanding these microglial-neuronal interactions may lead to new chronic pain treatments.

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The Sciatic Nerve Cuffing Model of Neuropathic Pain in Mice

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Published on: July 16, 2014

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Preparation of Acute Spinal Cord Slices for Whole-cell Patch-clamp Recording in Substantia Gelatinosa Neurons

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Published on: January 18, 2019

The Sciatic Nerve Cuffing Model of Neuropathic Pain in Mice

The Sciatic Nerve Cuffing Model of Neuropathic Pain in Mice

Published on: July 16, 2014

Area of Science:

Neuroscience
Immunology

Background:

Microglia are central nervous system (CNS) macrophages involved in neuroinflammation.
Microglial activation is linked to neurodegeneration and persistent pain.
Spinal cord microglia release pro-inflammatory cytokines like TNFα, IL-1β, and BDNF, contributing to pain sensitization.

Purpose of the Study:

To review recent findings on the role of microglial mediators in spinal cord synaptic plasticity.
To explore microglial-neuronal interactions in the dorsal horn relevant to pain circuits.
To highlight the therapeutic potential of targeting microglial activity for chronic pain management.

Main Methods:

Review of current scientific literature on microglia, neuroinflammation, and pain.
Analysis of studies investigating microglial mediators and their effects on synaptic plasticity.
Examination of research on microglial-neuronal communication in the spinal cord dorsal horn.

Main Results:

Microglial mediators significantly regulate synaptic plasticity in spinal cord pain circuits.
Activation of spinal cord microglia enhances excitatory and inhibitory pain signaling.
Microglial-neuronal interactions in the dorsal horn are crucial for maintaining chronic pain states.

Conclusions:

Spinal cord microglia play a critical role in the development and maintenance of persistent pain.
Targeting microglial mediators and their interactions with neurons offers a promising avenue for novel pain therapeutics.
Further research into microglial functions in the CNS can advance our understanding of neural plasticity and pain management.