ArticleScientific reports2019
SMN deficiency causes pain hypersensitivity in a mild SMA mouse model through enhancing excitability of nociceptive dorsal root ganglion neurons.
Article in Scientific reports, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.
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4 citing papers in PubMed, 7 citations in OpenAlex.
- Longitudinal spinal cord MRI in adult 5q-SMA: biomarker and pathophysiological insights.Journal of neurology · 2026Article
- Spinal astrocyte dysfunction drives motor neuron loss in late-onset spinal muscular atrophy.Acta neuropathologica · 2023Article
- Article
- The different mechanisms of peripheral and central TLR4 on chronic postsurgical pain in rats.Journal of anatomy · 2021Article
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6 authors at 1 institution in 1 country.
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Abstract
Spinal muscular atrophy (SMA) is a devastating motor neuron degeneration disease caused by a deficiency of the SMN protein. Majority of patients also suffer from chronic pain. However, the pathogenesis of pain in the context of SMA has never been explored. In this study, using various pain tests, we found that a mild SMA mouse model presents with multiple forms of pain hypersensitivity. Patch-clamp recording showed that nociceptive neurons in SMA mouse dorsal root ganglia (DRGs) are hyperexcitable and their sodium current densities are markedly increased. Using quantitative RT-PCR, western blotting and immunofluorescence, we observed enhanced expression of two main voltage-gated sodium channels Na
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