How internal organ signals affect brain activity in zebrafish

Viscerosensory Modulation of Brain Circuits in Larval Zebrafish

NIH-funded research Harvard University · NIH-10942990

This study looks at how signals from the organs in zebrafish larvae affect their brain activity and behavior, helping us learn more about how the brain responds to changes in the body and environment.

Quick facts

Grant typeNIH-funded research
Study typeNIH-funded research
Funding institutionHarvard University NIH-funded
Lab location1 site (Cambridge, United States)
Project IDNIH-10942990 on NIH RePORTER

What this research studies

This research investigates how sensory signals from internal organs influence brain circuits during natural behaviors in zebrafish larvae. By utilizing advanced techniques like 2-photon microscopy, the study aims to measure neural activity and visceral responses such as heart rate and gut motility in real-time. The zebrafish model allows for non-invasive observation and genetic manipulation, providing insights into how the brain integrates information from the body's internal state. The findings could enhance our understanding of brain function and behavior in response to environmental changes.

Who could benefit from this research

Good fit: Ideal candidates for benefiting from this research would be individuals with conditions affecting sensory processing or brain function.

Not a fit: Patients with conditions unrelated to sensory integration or those who do not have neurological concerns may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to new insights into how the brain processes internal signals, potentially informing treatments for conditions related to sensory integration and brain function.

How similar studies have performed: While the specific approach using zebrafish larvae is novel, similar studies in other animal models have shown promising results in understanding sensory integration in the brain.

Where this research is happening

Cambridge, 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 2026-06-15 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.