Oral approach to strengthen gut defenses against infection and inflammation

Methods to modulate GI inflammatory and infectious diseases

NIH-funded research University of Kansas Lawrence · NIH-11333189

An oral vaccine helper designed to activate gut immune cells to give people stronger protection from gastrointestinal infections.

Quick facts

Grant typeNIH-funded research
Study typeNIH-funded research
Funding institutionUniversity of Kansas Lawrence NIH-funded
Lab location1 site (Lawrence, United States)
Project IDNIH-11333189 on NIH RePORTER

What this research studies

This project looks for a small-molecule ‘‘adjuvant’’ that can be given by mouth to specifically stimulate immune cells in the gut without causing chronic inflammation. Researchers will run lab screening tests to find compounds that trigger protective cytokines in immune cells but not in gut lining cells, then package the best candidate into polymer nanoparticles that survive the digestive tract. The work includes cell-based assays and animal-model testing to check safety, delivery, and immune response in the intestine. If those steps go well, the approach could move toward human testing in the future.

Who could benefit from this research

Good fit: People who suffer repeated or severe gastrointestinal infections or who are at high risk of exposure to gut pathogens would be the likely long-term beneficiaries.

Not a fit: Those looking for immediate treatments for an active GI infection or people with unrelated non-infectious GI issues are unlikely to gain direct benefit from this preclinical work.

Why it matters

Potential benefit: If successful, this could produce an oral adjuvant that makes vaccines and other therapies protect the gut better while reducing side effects.

How similar studies have performed: Related lab and animal studies of mucosal adjuvants and oral nanoparticles have shown promise, but effective oral adjuvants for human gut protection remain largely unproven.

Where this research is happening

Lawrence, 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 2026-06-10 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.