How small brain RNAs help keep brain cells balanced
The Function of the Cytoplasmic tRNA Repertoire in the Cellular and Molecular Homeostasis of the Mammalian Brain
Researchers are looking at whether certain transfer RNAs in brain cells change brain cell balance and seizure risk for people with absence epilepsy.
Quick facts
| Grant type | R01 grant |
|---|---|
| Study type | NIH-funded research |
| Funding institution | University of California, San Diego NIH-funded |
| Lab location | 1 site (La Jolla, United States) |
| Project ID | NIH-11258517 on NIH RePORTER |
What this research studies
This project focuses on tiny RNA molecules (tRNAs) that help build proteins inside neurons and how their mix affects brain cell health. The team alters a neuron-specific tRNA gene in mice and measures changes in seizure behavior, neuronal signaling, and protein-making machinery. They examine which codons slow down ribosomes, how stress and mTOR signaling change, and whether adding back other tRNAs reverses effects. Findings combine molecular lab work, brain-cell studies, and animal seizure measurements to link tRNA levels with excitatory-inhibitory balance.
Who could benefit from this research
Good fit: People with absence epilepsy or families interested in the biological causes of their condition and in future treatment directions would be most relevant to this research.
Not a fit: Patients seeking immediate changes in clinical care or symptom relief should not expect direct benefits from this basic laboratory research.
Why it matters
Potential benefit: If successful, this work could reveal new molecular targets or biomarkers related to absence seizures and suggest pathways for future therapies.
How similar studies have performed: Animal studies already show that changing a neuron-specific tRNA can alter seizure susceptibility in mice, but applying this knowledge to human treatments is still early and experimental.
Where this research is happening
La Jolla, United States
- University of California, San Diego — La Jolla, United States (Active)
Researchers
- Principal investigator: Ackerman, Susan L — University of California, San Diego
- Study coordinator: Ackerman, Susan L
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.