How neutrophil traps (NETs) and the PAD4 enzyme affect gut healing in IBD

Role of neutrophil extracellular traps (NETs) in Inflammatory bowel disease

NIH-funded research University of Toledo Health Sci Campus · NIH-11290439

Researchers are looking at whether the enzyme PAD4 and the neutrophil traps it creates help protect the gut in people with Crohn’s disease or ulcerative colitis.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of Toledo Health Sci Campus NIH-funded
Lab location1 site (Toledo, United States)
Project IDNIH-11290439 on NIH RePORTER

What this research studies

This work focuses on inflammatory bowel disease (IBD) and the role of neutrophils, an immune cell that rushes to inflamed gut tissue. The team will study how the enzyme PAD4 helps neutrophils release DNA-based traps (NETs) and a modified protein called H3Cit. Using mouse models and molecular experiments, they will test how PAD4 and NETs affect gut inflammation, leakage of neutrophil proteins, and interactions with gut bacteria. The goal is to map how these processes influence tissue damage and repair in IBD.

Who could benefit from this research

Good fit: People with Crohn’s disease or ulcerative colitis—especially those with active inflammation or frequent flares—would be most relevant to follow or participate in related future work.

Not a fit: People without inflammatory bowel disease or whose symptoms are driven primarily by non-immune causes are unlikely to benefit directly from this line of research.

Why it matters

Potential benefit: If successful, the findings could point to new ways to protect the gut lining and reduce inflammation in Crohn’s disease and ulcerative colitis.

How similar studies have performed: Previous laboratory studies have linked NETs and PAD4 to inflammation and gut damage, but using PAD4/NET biology to protect the gut is a relatively new idea that needs more testing.

Where this research is happening

Toledo, 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.