Understanding Fibrin and Immune Cells in Gum Disease

Fibrin-neutrophil interaction in periodontitis immunopathology

NIH-funded research Harvard Medical School · NIH-11160605

This research explores how a protein called fibrin and immune cells called neutrophils work together in gum disease, especially in severe forms.

Quick facts

Grant typeNIH-funded research
Study typeNIH-funded research
Funding institutionHarvard Medical School NIH-funded
Lab location1 site (Boston, United States)
Project IDNIH-11160605 on NIH RePORTER

What this research studies

Our mouths have immune responses that keep tissues healthy, but sometimes these responses go wrong and cause diseases like periodontitis, a severe gum disease. We are looking closely at a rare genetic condition called Plasminogen (Plg) deficiency, which causes a severe form of gum disease called ligneous periodontitis. In this condition, too much fibrin, a protein involved in clotting, builds up in the gums, leading to severe tissue and bone damage. We believe that understanding how fibrin interacts with immune cells like neutrophils in this severe form can help us understand and treat more common types of periodontitis. This work aims to uncover the exact ways these interactions lead to gum inflammation and bone loss.

Who could benefit from this research

Good fit: This research is particularly relevant for patients, especially adolescents, who experience severe forms of gum disease like ligneous periodontitis or aggressive common periodontitis.

Not a fit: Patients with mild gum inflammation or those whose gum disease is not related to fibrin deposition may not directly benefit from this specific line of research.

Why it matters

Potential benefit: If successful, this work could lead to new ways to prevent or treat severe gum disease by targeting the interactions between fibrin and immune cells.

How similar studies have performed: While the general concept of immune responses in oral health is known, the specific mechanistic link between fibrin deposition and immunopathology in periodontitis is not yet fully understood, making this a novel area of focus supported by preliminary data.

Where this research is happening

Boston, 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.