How early exposure to microbes affects immune system development

Impact of early microbial exposure on immune ontogeny

NIH-funded research Cornell University · NIH-10747605

This study is looking at how the germs we are exposed to early in life, like those from being born naturally versus by cesarean section or from taking antibiotics, can affect our immune system and our chances of getting sick later on, using mice to help us understand these effects better.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionCornell University NIH-funded
Lab location1 site (Ithaca, United States)
Project IDNIH-10747605 on NIH RePORTER

What this research studies

This research investigates how early life exposure to different microbial environments influences the development of the immune system and the risk of diseases later in life. By using a unique mouse model, the study aims to understand how factors like cesarean section births and antibiotic use impact immune cell generation from stem cells. The researchers will analyze the differences in immune responses between mice raised in clean versus 'dirty' environments, focusing on the transition from fetal to adult immune cell production. This could provide valuable insights into the mechanisms behind immune-related diseases in humans.

Who could benefit from this research

Good fit: Ideal candidates for this research include children and adults with a history of immune-related conditions, such as asthma or diabetes, particularly those with early life exposures of interest.

Not a fit: Patients who have not experienced significant early life microbial exposures or those with unrelated health conditions may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to new strategies for preventing immune-related diseases in children and adults.

How similar studies have performed: Previous studies have shown promising results regarding the impact of early microbial exposure on immune health, suggesting that this approach could yield significant insights.

Where this research is happening

Ithaca, 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.