How alcohol changes blood vessels in the fetal brain

Fetal cerebral arteries and prenatal alcohol exposure

NIH-funded research University of Tennessee Health Sci Ctr · NIH-11261649

This project looks at how drinking alcohol during pregnancy stretches and alters a baby's brain blood vessels and how those changes may lead to growth and learning problems.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of Tennessee Health Sci Ctr NIH-funded
Lab location1 site (Memphis, United States)
Project IDNIH-11261649 on NIH RePORTER

What this research studies

As a parent, I want to know how alcohol before birth affects my baby's brain circulation and development. The team uses animal models (baboons) and comparisons with human fetal tissue to see whether prenatal alcohol exposure dilates cerebral arteries and causes downstream brain injury. They measure vessel size, blood-flow–related changes, and signs of brain damage that can follow exposure. Learning these steps may point to ways to prevent or reduce brain and growth problems from prenatal alcohol exposure.

Who could benefit from this research

Good fit: Pregnant people with known alcohol exposure and families of infants suspected to have fetal alcohol spectrum disorders would be the most relevant groups for this line of research.

Not a fit: People without prenatal alcohol exposure or whose developmental issues come from non-vascular causes are unlikely to gain direct benefit from these findings.

Why it matters

Potential benefit: If successful, this work could identify biological targets that lead to new ways to prevent or lessen brain and growth problems in children exposed to alcohol before birth.

How similar studies have performed: Previous animal work has shown prenatal alcohol can dilate fetal brain arteries and link to growth delay, but translating those findings into human treatments remains largely untested.

Where this research is happening

Memphis, 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.