Improving antibiotic effectiveness by changing bacterial DNA structure

Investigating ploidy modulation as a strategy to improve antibiotic activity

NIH-funded research Princeton University · NIH-11061103

This study is looking at how changing the number of DNA copies in bacteria might help antibiotics work better, especially against tough bacteria that can survive treatment and cause ongoing infections, with the goal of finding new ways to improve antibiotic treatments for everyone.

Quick facts

Grant typeR21 grant
Study typeNIH-funded research
Funding institutionPrinceton University NIH-funded
Lab location1 site (Princeton, UNITED STATES)
Project IDNIH-11061103 on NIH RePORTER

What this research studies

This research investigates how altering the number of DNA copies in bacteria can enhance the effectiveness of antibiotics, particularly against antibiotic-tolerant cells known as persisters. These persisters can survive antibiotic treatment and contribute to chronic infections and antibiotic resistance. The study will explore the relationship between bacterial DNA structure and their ability to withstand antibiotics, aiming to find new strategies to improve treatment outcomes. By understanding how to manipulate bacterial ploidy, the research seeks to develop methods that could lead to more effective antibiotic therapies.

Who could benefit from this research

Good fit: Ideal candidates for this research are patients suffering from chronic bacterial infections that are difficult to treat due to antibiotic resistance.

Not a fit: Patients with acute infections that respond well to standard antibiotic treatments may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to improved antibiotic treatments that effectively eliminate persistent bacterial infections and reduce the risk of antibiotic resistance.

How similar studies have performed: While the approach of manipulating bacterial ploidy is relatively novel, previous studies have shown promising results in enhancing antibiotic effectiveness through genetic modifications.

Where this research is happening

Princeton, 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.