How maternal stress-related serotonin changes affect offspring development and stress resilience

Investigating how stress induced changes in maternal serotonin affect offspring development and stress resilience

NIH-funded research Roswell Park Cancer Institute Corp · NIH-11325750

This work looks at whether changes in a mother's serotonin during stress can alter how her children develop and handle stress later in life.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionRoswell Park Cancer Institute Corp NIH-funded
Lab location1 site (Buffalo, United States)
Project IDNIH-11325750 on NIH RePORTER

What this research studies

Researchers are using a simple laboratory animal (the worm C. elegans) to trace how serotonin released by stressed mothers changes the packaging of genes in eggs before fertilization. They follow molecular signals that link maternal serotonin to activation of a stress-response protein (HSF1) and recruitment of chromatin-modifying factors, with a focus on small RNA pathways. Though done in worms, the team aims to learn conserved mechanisms that could explain how maternal stress or antidepressant exposure affects brain development in offspring. These lab experiments do not enroll patients but are designed to reveal biological steps that might eventually inform human studies or interventions.

Who could benefit from this research

Good fit: People who are pregnant or planning pregnancy and who have mood disorders or who are taking SSRIs may find the study's findings especially relevant to their concerns.

Not a fit: Individuals without interest in pregnancy-related effects or those seeking immediate clinical treatment options are unlikely to get direct benefit from this laboratory-based project.

Why it matters

Potential benefit: If successful, this work could clarify how maternal stress or serotonin-targeting drugs change offspring development and point to strategies to reduce long-term risks for children.

How similar studies have performed: Previous human and animal reports suggest maternal SSRI exposure and stress can affect offspring development, but the specific molecular mechanisms being tested here are novel and largely unproven.

Where this research is happening

Buffalo, 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 2026-06-13 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.