Seeing how brain chemicals change brain activity

Imaging neuromodulation in the brain

NIH-funded research California Institute of Technology · NIH-11292858

This work looks at how brain signaling creates lasting internal states that can drive behaviors like addiction, with the goal of helping people with substance use problems.

Quick facts

Grant typeR37 grant
Study typeNIH-funded research
Funding institutionCalifornia Institute of Technology NIH-funded
Lab location1 site (Pasadena, United States)
Project IDNIH-11292858 on NIH RePORTER

What this research studies

This project uses fruit flies to watch how specific brain cells and chemical signals produce lasting moods or motivations that influence behavior. Researchers image and manipulate identified neurons (like P1 and pCd cells) and study the role of octopamine, a fly chemical similar to human norepinephrine. The team links these circuit dynamics to persistent internal states that could underlie craving or compulsive actions. Although the work is in animals, the findings aim to reveal basic brain mechanisms relevant to human addiction.

Who could benefit from this research

Good fit: People with substance use disorders or persistent cravings are the most relevant human group for these findings, though the project itself uses animal models rather than enrolling patients.

Not a fit: Anyone seeking immediate treatment for addiction should not expect direct benefit from this lab-based fly research because it does not offer clinical care or human interventions.

Why it matters

Potential benefit: If successful, the work could point to new brain targets or strategies to reduce persistent cravings and other lasting motivational states in addiction.

How similar studies have performed: Prior animal studies have linked neuromodulators like norepinephrine/octopamine to motivated behaviors, but translating those discoveries into human treatments remains early and unproven.

Where this research is happening

Pasadena, 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.