Understanding how the human brain reacts to different levels of threat.

Fractionating human defensive circuits across changing levels of threat imminence

NIH-funded research California Institute of Technology · NIH-11078311

This study is looking at how our brains react to different levels of fear and anxiety, aiming to find better ways to measure these reactions in people, especially since we know less about humans compared to animals, and it will also check if men and women respond differently, all to help us understand anxiety disorders better.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionCalifornia Institute of Technology NIH-funded
Lab location1 site (Pasadena, United States)
Project IDNIH-11078311 on NIH RePORTER

What this research studies

This research investigates how the human brain's defensive circuits respond to varying levels of threat, such as fear and anxiety. It aims to develop new methods to measure these responses and behaviors in humans, addressing gaps in current understanding compared to animal studies. The project will also explore how these responses differ between sexes, providing insights into anxiety disorders. By creating innovative behavioral assays, the research seeks to enhance our understanding of emotional responses in real-time situations.

Who could benefit from this research

Good fit: Ideal candidates for this research include individuals experiencing anxiety disorders or those interested in understanding their emotional responses to threats.

Not a fit: Patients who do not experience anxiety or related emotional disorders may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to improved treatments for anxiety disorders by providing a clearer understanding of emotional responses.

How similar studies have performed: Previous research has shown success in understanding emotional responses in animal models, but this approach in humans is relatively novel.

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.
Conditions Anxiety Disorders
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.