Stopping Cavities and Biofilms with Special Nanoparticles

Biofilm Elimination and Caries Prevention using Multifunctional Nanocatalysts

NIH-funded research University of Pennsylvania · NIH-11159406

This project explores how tiny particles can help prevent cavities and remove harmful bacteria from teeth, especially for people prone to dental decay.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of Pennsylvania NIH-funded
Lab location1 site (Philadelphia, United States)
Project IDNIH-11159406 on NIH RePORTER

What this research studies

This research is developing a new way to fight cavities and dental plaque using tiny iron oxide particles. These particles work by activating hydrogen peroxide in acidic conditions, which helps to target and remove harmful bacteria while also protecting tooth enamel. Researchers have found that combining these particles with fluoride creates a powerful treatment that could significantly reduce cavity formation. The goal is to understand exactly how this combination works and ensure it is safe and effective for people, moving towards clinical use.

Who could benefit from this research

Good fit: This research is particularly relevant for individuals who are highly susceptible to dental caries and rapid biofilm accumulation.

Not a fit: Patients who do not experience frequent cavities or significant dental biofilm issues may not see a direct benefit from this specific preventative treatment.

Why it matters

Potential benefit: If successful, this approach could offer a highly effective new treatment to prevent cavities and eliminate dental biofilms, leading to healthier teeth and fewer dental procedures.

How similar studies have performed: Previous work has shown promising results in animal models, and an FDA-approved iron oxide formulation has demonstrated similar mechanisms, suggesting a strong foundation for this novel combination.

Where this research is happening

Philadelphia, 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.