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Neurological perspectives on voltage-gated sodium channels
Niels Eijkelkamp1, John E Linley, Mark D Baker
1Molecular Nociception Group, Wolfson Institute for Biomedical Research, University College London, Gower Street, London WC1E 6BT, UK. n.eijkelkamp@ucl.ac.uk
Brain : a Journal of Neurology
|September 11, 2012
Summary
Voltage-gated sodium channels are crucial for neuronal excitability and linked to epilepsy and pain. New research reveals their broader roles in autism, MS, and cancer, with developing selective inhibitors.
Area of Science:
- Neuroscience
- Molecular Biology
- Genetics
Background:
- Voltage-gated sodium channels (VGSCs) are critical for electrical signaling in neurons.
- Their dysfunction is implicated in neurological disorders like epilepsy and chronic pain.
- Emerging genetic evidence highlights VGSCs' roles in diverse conditions including autism, MS, and cancer.
Purpose of the Study:
- To review the functions and disease relevance of specific sodium channels.
- To focus on the neurological aspects of sodium channel activity.
- To discuss advancements in developing subtype-selective sodium channel inhibitors.
Main Methods:
- Literature review of genetic studies and transgenic mouse models.
- Analysis of research on sodium channel functions in electrical signaling.
- Examination of recent developments in selective sodium channel inhibitor research.
Main Results:
- Sodium channels play fundamental roles in neuronal excitability.
- Genetic studies have expanded the known disease associations of sodium channels.
- Progress has been made in developing subtype-selective inhibitors.
Conclusions:
- Sodium channels are key players in both normal physiology and various diseases.
- Targeting specific sodium channels offers therapeutic potential for neurological and other disorders.
- Further research into selective inhibitors is crucial for therapeutic development.