Investigating how sulfide affects oral bacteria and gum disease

Role of sulfide in oral microbiota-host interactions that promote periodontitis

NIH-funded research Cleveland Clinic Lerner Com-Cwru · NIH-10982479

This study is looking at how a gas made by certain bacteria might contribute to gum disease and aims to find out if some safe medications can help reduce its harmful effects, especially for people dealing with periodontitis.

Quick facts

Grant typeNIH-funded research
Study typeNIH-funded research
Funding institutionCleveland Clinic Lerner Com-Cwru NIH-funded
Lab location1 site (Cleveland, United States)
Project IDNIH-10982479 on NIH RePORTER

What this research studies

This research explores the role of hydrogen sulfide, a toxic gas produced by certain bacteria, in the development of periodontitis, a common gum disease. It aims to understand how the interaction between the bacteria Aggregatibacter actinomycetemcomitans and Filifactor alocis leads to tissue destruction in the mouth. By using mouse models, the study will examine how sulfide influences the immune response and the growth of these bacteria. The researchers also plan to test existing, safe medications that could potentially inhibit the harmful effects of sulfide.

Who could benefit from this research

Good fit: Ideal candidates for this research are adults over 21 who are experiencing or at risk for periodontitis.

Not a fit: Patients with no signs of gum disease or those under 21 years old may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to new treatments for periodontitis that prevent tooth loss and improve oral health.

How similar studies have performed: Previous research has shown promising results in understanding the role of microbial metabolites in oral diseases, suggesting that this approach could yield valuable insights.

Where this research is happening

Cleveland, 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.