Understanding how the cochlear aqueduct changes with age

Characterization of the cochlear aqueduct

NIH-funded research Karolinska Institute · NIH-11089364

This study is looking at how the cochlear aqueduct, a tiny passage in the ear, changes as we get older and how we might use it to deliver treatments for hearing loss, using special imaging techniques in older mice.

Quick facts

Grant typeR21 grant
Study typeNIH-funded research
Funding institutionKarolinska Institute NIH-funded
Lab location1 site (Solna, Sweden)
Project IDNIH-11089364 on NIH RePORTER

What this research studies

This research investigates the cochlear aqueduct's structure and function as it ages, focusing on how substances can be delivered to the inner ear. Using advanced imaging techniques, the study will track the movement of tracers and immune cells through the cochlear aqueduct in aged mice. The goal is to identify how the aqueduct can be utilized for therapeutic delivery, potentially improving treatments for hearing loss. The research will involve both histological analysis and high-resolution MRI to assess changes over time.

Who could benefit from this research

Good fit: Ideal candidates for this research are individuals experiencing age-related hearing loss or other auditory disorders.

Not a fit: Patients with congenital hearing loss or those who are not experiencing age-related auditory changes may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to new methods for delivering therapies directly to the inner ear, potentially improving hearing restoration techniques.

How similar studies have performed: While the specific approach of using the cochlear aqueduct for drug delivery is novel, similar methodologies in other areas of drug delivery have shown promise.

Where this research is happening

Solna, Sweden

Researchers

About this research

  1. This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
  2. Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
  3. For full project details, budget, and progress reports, visit the official NIH RePORTER page below.
Last reviewed 2026-06-09 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.