How brain steroids affect mood and behavior

Elucidating the Mechanisms Mediating the Impact of Neuroactive Steroids on Network and Behavioral States

NIH-funded research Washington University · NIH-11158970

Researchers are looking at whether brain-produced steroids can restore healthy brain activity and reduce anxiety and depression after chronic or postpartum stress.

Quick facts

Grant typeNIH-funded research
Study typeNIH-funded research
Funding institutionWashington University NIH-funded
Lab location1 site (Saint Louis, United States)
Project IDNIH-11158970 on NIH RePORTER

What this research studies

This project uses animal models of chronic and postpartum stress to see how neuroactive steroids (like brexanolone) change brain circuit activity linked to mood and anxiety. The team records network activity in regions such as the basolateral amygdala and tracks related behavioral changes in the models. They compare these network effects across species and include preliminary human data to help translate findings to people. The goal is to understand how brains shift between healthy and unhealthy states so treatments can more precisely target those shifts.

Who could benefit from this research

Good fit: People with stress-related mood or anxiety disorders, especially those with postpartum depression, would be the most relevant candidates for related human studies.

Not a fit: People whose symptoms are unrelated to mood or anxiety (for example, purely cognitive decline or movement disorders) are unlikely to benefit directly from this work.

Why it matters

Potential benefit: If successful, this work could lead to treatments that more quickly restore healthy brain networks and reduce anxiety and depressive symptoms, including postpartum depression.

How similar studies have performed: Brexanolone (Zulresso) is already FDA-approved for postpartum depression, showing neuroactive steroids can work clinically, but the precise brain-circuit mechanisms are still being worked out.

Where this research is happening

Saint Louis, 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 Affective Disorders
Last reviewed 2026-06-09 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.