Understanding the harmful effects of the Kingella kingae bacteria

Pathogenicity of the emerging pathogen Kingella kingae

NIH-funded research Children's Hosp of Philadelphia · NIH-10974031

This study is looking at how the bacteria Kingella kingae, which can cause serious bone and joint infections in young kids under 4, spreads in the throat and leads to these infections, with the goal of finding better ways to prevent and treat them.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionChildren's Hosp of Philadelphia NIH-funded
Lab location1 site (Philadelphia, United States)
Project IDNIH-10974031 on NIH RePORTER

What this research studies

This research investigates the invasive bacterium Kingella kingae, which is a leading cause of bone and joint infections in young children, particularly those under 4 years old. The study aims to understand how this pathogen colonizes the oropharynx and spreads to cause serious infections, including osteoarticular infections and bloodstream infections. By examining the bacteria's virulence factors, including a specific exopolysaccharide, the research seeks to identify potential strategies for prevention and treatment. The findings could lead to improved management of infections caused by this pathogen, ultimately benefiting affected patients.

Who could benefit from this research

Good fit: Ideal candidates for this research are young children, particularly those under 4 years old, who are at risk for infections caused by Kingella kingae.

Not a fit: Patients who are older than 21 years or those without a history of infections related to Kingella kingae may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to effective prevention and treatment strategies for infections caused by Kingella kingae, reducing complications and improving outcomes for young patients.

How similar studies have performed: Other research has indicated the significance of understanding bacterial pathogenesis and has shown success in developing treatment strategies for similar pathogens.

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.