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Anti-Inflammatory Pathways Mediating tDCS's Effects on Neuropathic Pain.
Haipeng Zhang1, Xinyan Zheng1, Binn Zhang2
1School of Exercise and Health, Shanghai University of Sport, 200 Hengren Road, Yangpu, Shanghai 200438, China.
Biology
|July 29, 2025
Summary
Transcranial direct current stimulation (tDCS) may alleviate neuropathic pain (NP) by reducing neuroinflammation and promoting adaptive neural plasticity. This non-invasive technique modulates glial-neuronal interactions to suppress pain signaling pathways.
Area of Science:
- Neuroscience
- Pain Research
- Neuromodulation
Background:
- Neuropathic pain (NP) is a common condition with complex mechanisms, often inadequately treated by conventional analgesics.
- Maladaptive neuronal plasticity and neuroinflammation involving glial cells are key contributors to NP development and sensory hypersensitivity.
Purpose of the Study:
- To review the role of inflammatory regulation by transcranial direct current stimulation (tDCS) as a mechanism for alleviating NP.
- To elucidate the complex interactions between tDCS, neuroinflammation, and neural plasticity in NP.
Main Methods:
- Review of existing scientific literature on neuropathic pain, neuroinflammation, neural plasticity, and tDCS.
- Analysis of studies demonstrating tDCS effects on glial-neuronal interactions and inflammatory markers.
Main Results:
- tDCS shows analgesic effects in NP, potentially by enhancing glial-neuronal interactions to suppress nociceptive signaling.
- tDCS exhibits anti-inflammatory actions, decreasing pro-inflammatory cytokines and increasing anti-inflammatory mediators.
- tDCS facilitates adaptive neural plasticity, working in conjunction with its anti-inflammatory effects.
Conclusions:
- Inflammatory regulation by tDCS is a fundamental mechanism for neuropathic pain alleviation.
- Further research is needed to fully understand the unresolved questions regarding tDCS-mediated modulation of neuroinflammation and neural plasticity in NP.
Keywords:
cortexcytokinesdorsal ganglion rootglialinflammatory mediatorsneuropathic painneuroplasticityperipheral nervespinal cordtDCSMore Related Videos
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