How early life gut bacteria affect immune system development

Immune interactions with commensal microbes in early life

['FUNDING_R01'] · WASHINGTON UNIVERSITY · NIH-10974039

This study looks at how the relationship between our immune system and gut bacteria in babies can affect the chances of getting immune-related health issues later in life, especially focusing on the important time before weaning when these bacteria first interact with the immune system.

Quick facts

Phase['FUNDING_R01']
Study typeNih_funding
SexAll
SponsorWASHINGTON UNIVERSITY (nih funded)
Locations1 site (SAINT LOUIS, UNITED STATES)
Trial IDNIH-10974039 on ClinicalTrials.gov

What this research studies

This research investigates how interactions between the immune system and gut bacteria during early life can influence the risk of developing immune-related disorders later on. It focuses on understanding the timing and nature of these interactions, particularly during the preweaning period, when specific gut bacteria are introduced to the immune system. By studying the immune responses to these bacteria, researchers aim to uncover the biological mechanisms that link early microbial exposure to long-term immune health.

Who could benefit from this research

Good fit: Ideal candidates for this research are infants and young children, particularly those at risk for immune-related disorders.

Not a fit: Patients who are adults or those who have already developed immune-related disorders may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to new strategies for preventing immune-related disorders by optimizing early life exposure to beneficial gut bacteria.

How similar studies have performed: Previous studies have shown promising results in understanding the role of gut microbiota in immune development, suggesting that this research builds on established findings.

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.

View on NIH RePORTER →

Last reviewed 2026-05-15 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.