How the brain combines sounds from both ears

Bilateral integration of the auditory scene

NIH-funded research Louisiana State Univ A&m Col Baton Rouge · NIH-11125779

This research explores how our brains combine sounds from both ears to understand where they come from, which could help people with hearing difficulties.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionLouisiana State Univ A&m Col Baton Rouge NIH-funded
Lab location1 site (Baton Rouge, United States)
Project IDNIH-11125779 on NIH RePORTER

What this research studies

Our ears constantly receive sounds, and our brain has the complex job of figuring out if these sounds come from one source or many. This project aims to understand the specific brain circuits that help us integrate sounds from both sides of our head. When this process doesn't work correctly, it can lead to common hearing problems like tinnitus, age-related hearing loss, and central auditory processing disorders. We are looking closely at how different parts of the auditory brain communicate to achieve this important task.

Who could benefit from this research

Good fit: This foundational research is relevant to anyone experiencing auditory disorders such as tinnitus, presbycusis, or central auditory processing disorders.

Not a fit: Patients without auditory processing difficulties or related conditions may not directly benefit from this specific research.

Why it matters

Potential benefit: If successful, this work could lead to a better understanding of the underlying causes of common auditory disorders and potentially inspire new ways to help people who experience them.

How similar studies have performed: While commissural pathways in the brainstem are known, the functional organization of these circuits in higher auditory centers, which is the focus here, remains largely unknown.

Where this research is happening

Baton Rouge, United States

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 2026-06-13 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.