Understanding how noise damages brain cells related to hearing
Noise Trauma-Induced Cortical PV Neuron Dysfunction
This project explores how loud noise can harm specific brain cells in the hearing part of the brain, which might explain hearing problems and ringing in the ears.
Quick facts
| Grant type | R01 grant |
|---|---|
| Study type | NIH-funded research |
| Funding institution | University of Arizona NIH-funded |
| Lab location | 1 site (Tucson, United States) |
| Project ID | NIH-11126029 on NIH RePORTER |
What this research studies
We are looking into how loud noise can damage special brain cells, called PV neurons, in the part of the brain that processes sound. When these cells are lost, it can lead to difficulties with hearing and conditions like tinnitus. Our goal is to understand exactly how this damage happens, focusing on specific pathways within these cells that might either protect them or cause them to die. By understanding these mechanisms, we hope to find ways to prevent or reverse the damage caused by noise.
Who could benefit from this research
Good fit: This foundational research is for anyone interested in the underlying causes of auditory processing disorders and tinnitus resulting from noise trauma.
Not a fit: Patients seeking immediate treatment or direct clinical intervention will not find direct benefit from this basic science project.
Why it matters
Potential benefit: If successful, this work could lead to new ways to protect hearing and treat conditions like auditory processing disorder and tinnitus caused by noise exposure.
How similar studies have performed: While the link between PV neuron loss and auditory deficits is known in models, the specific mechanisms of noise-induced PV neuron loss and the role of TNFR1/TNFR2 are novel areas of investigation.
Where this research is happening
Tucson, United States
- University of Arizona — Tucson, United States (Active)
Researchers
- Principal investigator: Bao, Shaowen — University of Arizona
- Study coordinator: Bao, Shaowen
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.