Understanding How COVID-19 Affects the Digestive System

Mechanisms of Gastrointestinal COVID-19

NIH-funded research Washington University · NIH-11126037

This project aims to understand why some people with COVID-19 experience stomach problems like nausea, abdominal pain, and diarrhea.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionWashington University NIH-funded
Lab location1 site (Saint Louis, United States)
Project IDNIH-11126037 on NIH RePORTER

What this research studies

The project seeks to uncover how the COVID-19 virus interacts with cells in the small intestine and influences the body's immune response in the gut. Researchers are exploring how existing conditions, such as inflammatory bowel disease (IBD), might change how the virus behaves in the digestive system. They will use samples from COVID-19 patients and special lab models to learn more about these interactions. This work will help us understand why some people experience severe gut symptoms with COVID-19 and how to potentially help them.

Who could benefit from this research

Good fit: Patients who have experienced gastrointestinal symptoms with COVID-19, particularly those with inflammatory bowel disease, might be ideal candidates for future related studies.

Not a fit: Patients who have not experienced gastrointestinal symptoms from COVID-19 or who do not have underlying gut conditions may not directly benefit from this specific line of inquiry.

Why it matters

Potential benefit: If successful, this work could lead to better ways to prevent or treat the digestive problems caused by COVID-19, especially for those with underlying gut conditions.

How similar studies have performed: While the general understanding of COVID-19 is growing, the specific mechanisms of its gastrointestinal effects, especially in the context of IBD and the microbiome, are still being defined, making this a novel area of focus.

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 2026-06-09 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.