Understanding how hearing nerve connections repair after damage
Roles of the Synapse in Hair-Cell Pathology
This work explores how the tiny connections between our inner ear hair cells and hearing nerves can heal after being damaged by loud noise.
Quick facts
| Grant type | R01 grant |
|---|---|
| Study type | NIH-funded research |
| Funding institution | Washington University NIH-funded |
| Lab location | 1 site (Saint Louis, United States) |
| Project ID | NIH-11091617 on NIH RePORTER |
What this research studies
Loud noise can harm the vital connections between the inner ear's hair cells and the nerves that send sound signals to the brain. When these connections are lost, it can lead to permanent hearing nerve damage. While some research suggests our ears might have a natural ability to repair these connections, we don't fully understand how this happens. This project aims to uncover the exact cellular processes involved in repairing these connections, using models like zebrafish which have similar hearing cells.
Who could benefit from this research
Good fit: This foundational research is for anyone interested in the future development of therapies for noise-induced hearing loss and related nerve damage.
Not a fit: Patients seeking immediate treatment for hearing loss will not directly benefit from this basic science research.
Why it matters
Potential benefit: If successful, this research could lead to new treatments that help repair damaged hearing nerve connections and prevent permanent hearing loss caused by noise.
How similar studies have performed: While the capacity for hair cell synaptic repair is a newer area of focus, other studies have shown that some forms of inner ear damage can be addressed, making this a promising area for further exploration.
Where this research is happening
Saint Louis, United States
- Washington University — Saint Louis, United States (Active)
Researchers
- Principal investigator: Sheets, Lavinia — Washington University
- Study coordinator: Sheets, Lavinia
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.