How KCNT1 gene changes affect brain circuits in epilepsy
Neocortical and Hippocampal Circuit Dysfunction in the KCNT1 Model of Epilepsy
['FUNDING_R21'] · UNIVERSITY OF VERMONT & ST AGRIC COLLEGE · NIH-11251811
This project looks at whether activating specific inhibitory brain cells can reduce abnormal brain activity and memory problems linked to KCNT1 gene changes that cause early-onset epilepsy.
Quick facts
| Phase | ['FUNDING_R21'] |
|---|---|
| Study type | Nih_funding |
| Sex | All |
| Sponsor | UNIVERSITY OF VERMONT & ST AGRIC COLLEGE (nih funded) |
| Locations | 1 site (BURLINGTON, UNITED STATES) |
| Trial ID | NIH-11251811 on ClinicalTrials.gov |
What this research studies
Researchers use a mouse model that carries the KCNT1 gene change seen in some childhood epilepsies to map abnormal activity in the hippocampus and frontal cortex. They record high-density electrical activity from brain circuits while using optogenetics to selectively turn on two types of inhibitory neurons (SST+ and PV+). By comparing circuit responses in KCNT1 and control mice, they aim to pinpoint which interneuron type fails and whether stimulating it restores normal rhythms. The combined recording-and-stimulation approach is designed to link single-cell dysfunction to the larger network changes that produce seizures and learning problems.
Who could benefit from this research
Good fit: People with KCNT1 genetic variants and early-onset or developmental epilepsies (such as epilepsy of infancy with migrating focal seizures or sleep-related hypermotor epilepsy) would be the most relevant patients for future translation of these findings.
Not a fit: Patients whose seizures are caused by unrelated genes, acquired brain injuries, or non-circuit mechanisms may not benefit from interventions developed from this KCNT1-focused work.
Why it matters
Potential benefit: If successful, the work could point to new circuit-targeted treatments that reduce seizures and cognitive problems in people with KCNT1-related epilepsy.
How similar studies have performed: Previous animal studies have shown that restoring interneuron activity can reduce seizures in some mouse models, but translating these circuit-based approaches to safe, effective human treatments remains unproven.
Where this research is happening
BURLINGTON, UNITED STATES
- UNIVERSITY OF VERMONT & ST AGRIC COLLEGE — BURLINGTON, UNITED STATES (ACTIVE)
Researchers
- Principal investigator: BARRY, JEREMY MICHAEL — UNIVERSITY OF VERMONT & ST AGRIC COLLEGE
- Study coordinator: BARRY, JEREMY MICHAEL
About this research
- This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
- Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
- For full project details, budget, and progress reports, visit the official NIH RePORTER page below.