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Gene therapy in epilepsy-is it time for clinical trials?
Dimitri M Kullmann1, Stephanie Schorge1, Matthew C Walker1
1University College London, Department of Clinical and Experimental Epilepsy, Institute of Neurology, Queen Square House, Queen Square, London WC1N 3BG, UK.
Abstract:
Epilepsy represents a major burden to society, not least because approximately 25% of patients do not respond satisfactorily to antiepileptic medication, and only a minority with pharmacoresistant epilepsy are eligible for potentially curative surgery. Several studies have explored gene therapy as a treatment strategy. The translation of scientific breakthroughs into the clinic faces several challenges, including the validation of experimental models of human pharmacoresistant epilepsy, establishment of sensitive and specific measures of therapeutic efficacy, and evaluation of the long-term safety of gene therapy. On the basis of successful reports of gene therapy in experimental models of epilepsy, a roadmap toward clinical trials is proposed.
Insights
Gene therapy shows promise for treating epilepsy unresponsive to medication. Challenges remain in validating models and ensuring safety before clinical trials can begin for this complex neurological disorder.
Area of Science:
- Neuroscience
- Genetics
- Pharmacology
Background:
- Epilepsy affects many, with 25% of patients showing poor response to antiepileptic drugs.
- Pharmacoresistant epilepsy limits curative surgical options for most patients.
- Gene therapy is being explored as a novel treatment strategy for epilepsy.
Purpose of the Study:
- To propose a roadmap for clinical trials of gene therapy in epilepsy.
- To address challenges in translating gene therapy research into clinical practice.
Main Methods:
- Review of successful gene therapy reports in experimental epilepsy models.
- Identification of key challenges in clinical translation.
Main Results:
- Successful gene therapy in experimental models provides a basis for clinical development.
- Key challenges include model validation, efficacy measurement, and long-term safety evaluation.
Conclusions:
- A strategic roadmap is proposed for advancing gene therapy towards clinical application in epilepsy.
- Overcoming specific translational hurdles is crucial for developing effective gene therapies for pharmacoresistant epilepsy.
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