Understanding how gut bacteria influence vaccine responses

Exploiting the microbiota-stromal cell axis for microbiota-targeted medicine

NIH-funded research Washington University · NIH-10951348

This study is looking at how the bacteria in our gut might influence how well vaccines work, especially for babies, older adults, and people with weakened immune systems, to find ways to make vaccines more effective for these groups.

Quick facts

Grant typeNIH-funded research
Study typeNIH-funded research
Funding institutionWashington University NIH-funded
Lab location1 site (Saint Louis, United States)
Project IDNIH-10951348 on NIH RePORTER

What this research studies

This research investigates the relationship between gut microbiota and immune responses to vaccines, particularly focusing on vulnerable populations such as infants, the elderly, and immunocompromised individuals. It aims to uncover how the composition of gut bacteria affects the effectiveness of vaccines by examining the role of stromal cells in mediating these immune responses. By exploring microbiota-targeted interventions, the research seeks to enhance vaccine efficacy for those who typically have suboptimal responses. The study will utilize various methodologies to analyze the interactions between gut bacteria and immune cells.

Who could benefit from this research

Good fit: Ideal candidates for this research include infants, elderly individuals, and those with compromised immune systems who may struggle with vaccine efficacy.

Not a fit: Patients who are healthy adults with robust immune systems may not receive significant benefits from this research.

Why it matters

Potential benefit: If successful, this research could lead to improved vaccine responses in vulnerable populations, enhancing public health outcomes.

How similar studies have performed: Previous research has shown promising results in understanding the role of gut microbiota in immune responses, indicating that this approach has potential for success.

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.
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.