How the gum bacterium Treponema denticola interacts with gum tissue

Treponema - Host Cell and Tissue Interactions

NIH-funded research University of Michigan at Ann Arbor · NIH-11261038

Researchers are looking at proteins on the gum bacterium Treponema denticola to see how they interact with gum ligament cells and contribute to gum disease.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of Michigan at Ann Arbor NIH-funded
Lab location1 site (Ann Arbor, United States)
Project IDNIH-11261038 on NIH RePORTER

What this research studies

This work focuses on proteins on the surface of Treponema denticola and how they affect cells from the periodontal ligament, the tissue that connects tooth to bone. Scientists will use purified native and engineered bacterial proteins and genetically modified strains to see which components cause harmful changes in cell behavior. They will examine cell signaling pathways (TLR/MyD88 and Integrin/FAK) that control inflammation and attachment in laboratory cell models. The goal is to identify specific bacterial factors that start or worsen periodontal disease.

Who could benefit from this research

Good fit: People with periodontal disease or recurring gum infections, especially those with signs of periodontal ligament or alveolar bone involvement, are the most relevant group for this work.

Not a fit: People without gum disease or whose dental problems are caused mainly by non-bacterial factors may not directly benefit from this research.

Why it matters

Potential benefit: If successful, this research could reveal bacterial targets for new treatments or diagnostics to help prevent or slow periodontal disease.

How similar studies have performed: Prior laboratory studies have implicated dentilisin and Msp in tissue damage, but translating these findings into therapies or clinical tests remains unproven.

Where this research is happening

Ann Arbor, 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.