How a gum-disease bacterium senses and adapts in the mouth

Two-component signaling systems of Treponema denticola

NIH-funded research Virginia Commonwealth University · NIH-11307601

This project looks at how the gum-disease bacterium Treponema denticola senses changes in the mouth and behaves to help people with periodontitis.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionVirginia Commonwealth University NIH-funded
Lab location1 site (Richmond, United States)
Project IDNIH-11307601 on NIH RePORTER

What this research studies

Researchers are studying the bacterium Treponema denticola, which is common in advanced gum disease, to learn how it detects and responds to changes in the mouth. They are focusing on bacterial sensor systems that turn environmental signals into gene activity and mapping which bacterial genes are controlled by those sensors. The team uses laboratory methods including bacterial genetics, protein-DNA binding studies, and comparisons with other oral bacteria to understand these interactions. Some work may also involve analysis of bacteria from diseased gum sites to link lab findings to real-world infections.

Who could benefit from this research

Good fit: Adults with periodontitis or recurrent gum disease, especially those whose dental care teams identify Treponema denticola in their oral bacteria, would be most relevant.

Not a fit: People without gum disease or those seeking immediate clinical treatment are unlikely to receive direct benefit from this basic laboratory research.

Why it matters

Potential benefit: If successful, this could reveal new ways to block or weaken the bacteria that drive periodontitis, potentially leading to improved prevention or treatments.

How similar studies have performed: Past laboratory work has started to map regulatory signals in T. denticola, but turning these basic findings into patient therapies is still largely untested.

Where this research is happening

Richmond, 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.