Strengthening the gut's natural defenses against enterotoxigenic E. coli

Innate defenses against enterotoxigenic E. coli as potential therapeutic contributors

['FUNDING_P01'] · UNIVERSITY OF MARYLAND BALTIMORE · NIH-11133028

This project looks at how the human intestine's frontline defenses detect and fight the E. coli bacteria that cause diarrheal illness to guide new prevention or treatment ideas.

Quick facts

Phase['FUNDING_P01']
Study typeNih_funding
SexAll
SponsorUNIVERSITY OF MARYLAND BALTIMORE (nih funded)
Locations1 site (BALTIMORE, UNITED STATES)
Trial IDNIH-11133028 on ClinicalTrials.gov

What this research studies

Researchers grow human small-intestine tissue and mix it with immune cells from blood to recreate how the gut and immune system talk to each other. They expose these lab-grown gut models to enterotoxigenic E. coli (ETEC) under conditions that mimic the intestinal environment. The team will study how tissue macrophages, neutrophils, and antimicrobial peptides respond and kill the bacteria. Findings are meant to point to molecules or strategies that could be used in future vaccines or therapies.

Who could benefit from this research

Good fit: Ideal participants would be adults willing to donate blood or intestinal tissue samples for research, including people with a history of diarrheal illness or healthy volunteer donors.

Not a fit: People seeking an immediate treatment will not directly benefit, since this is lab-based research rather than a clinical therapy trial.

Why it matters

Potential benefit: If successful, this work could identify natural gut defenses or peptides that lead to new treatments or vaccine targets to prevent or lessen ETEC diarrhea.

How similar studies have performed: Related laboratory and preclinical studies show innate immune cells and antimicrobial peptides can limit bacterial growth, but translating these findings into human therapies is still early.

Where this research is happening

BALTIMORE, 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.