How day and night affect the sense of smell and behavior in fruit flies

Olfactory neuromodulation: genes, cells, and behavior

NIH-funded research University of California, San Diego · NIH-10995719

This study is looking at how the daily changes between day and night affect the smell-sensing cells in fruit flies and whether these changes make them more social at night, which could help us understand how animals adapt their senses to their surroundings.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of California, San Diego NIH-funded
Lab location1 site (La Jolla, United States)
Project IDNIH-10995719 on NIH RePORTER

What this research studies

This research investigates how the daily cycles of day and night influence the physiology of olfactory receptor neurons (ORNs) in fruit flies, specifically looking at how these changes affect their behavior. By utilizing the genetic tools available for Drosophila, the study aims to determine if the heightened sensitivity to pheromones during the night leads to increased social behaviors. The research will explore the mechanisms behind these changes, focusing on the role of specific neuromodulators and ion channels in the ORNs. This could provide insights into how sensory systems adapt to environmental cues.

Who could benefit from this research

Good fit: Ideal candidates for participation or benefit from this research would be individuals interested in the genetic and behavioral aspects of sensory processing, particularly those with conditions affecting olfactory function.

Not a fit: Patients with no interest in genetic research or those not affected by sensory processing disorders may not receive direct benefits from this research.

Why it matters

Potential benefit: If successful, this research could enhance our understanding of sensory processing and behavior regulation, potentially leading to new approaches in treating sensory-related disorders.

How similar studies have performed: Other research has shown success in understanding sensory modulation through genetic studies in model organisms, indicating that this approach has potential for meaningful insights.

Where this research is happening

La Jolla, 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.