How childhood trauma can change blood vessel and immune cell function

Early Life Stress Induced Reprogramming of Vascular Function by the Endothelium and Macrophage Systems

NIH-funded research University of Alabama at Birmingham · NIH-11262249

This project looks at whether traumatic experiences before age 18 change how blood vessels and immune cells work and whether those changes can be reversed to lower heart disease risk.

Quick facts

Grant typeP01 program project
Study typeNIH-funded research
Funding institutionUniversity of Alabama at Birmingham NIH-funded
Lab location1 site (Birmingham, United States)
Project IDNIH-11262249 on NIH RePORTER

What this research studies

If you had significant stress or trauma as a child or teen, researchers are using a well-established mouse model that mimics early-life separation to study how that stress changes artery stiffness and the behavior of the blood vessel lining and immune cells. They measure artery stiffness (pulse wave velocity), nitric oxide signaling, oxidative stress, and immune cell activity, and compare results in males and females. The team links these animal findings to prior human data showing young adults with early-life stress have worse vascular function and will test strategies aimed at reversing the damage. Understanding when and how these changes start could help guide future treatments or prevention for people with childhood trauma.

Who could benefit from this research

Good fit: Ideal candidates would be people who experienced significant stress or trauma before age 18 and who are willing to participate in studies of vascular and immune health, especially young adults.

Not a fit: People without a history of significant early-life stress or those with advanced cardiovascular disease unrelated to early-life stress may be less likely to gain direct benefit from this research.

Why it matters

Potential benefit: If successful, this work could point to ways to prevent or reverse blood vessel damage caused by childhood trauma and reduce long-term cardiovascular risk.

How similar studies have performed: Previous observational studies have linked childhood trauma to increased vascular stiffness in young adults, but interventions to reverse these stress-driven vascular and immune changes are still largely untested.

Where this research is happening

Birmingham, 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.