Understanding how toxins enter host cells

Proline residues are a key determinant for toxin entry into the host cytosol

['FUNDING_R21'] · UNIVERSITY OF CENTRAL FLORIDA · NIH-10906115

This study is looking at how certain bacterial toxins, like those that cause whooping cough and cholera, sneak into our cells, and it’s for anyone interested in understanding how these germs work so we can find better ways to fight them.

Quick facts

Phase['FUNDING_R21']
Study typeNih_funding
SexAll
SponsorUNIVERSITY OF CENTRAL FLORIDA (nih funded)
Locations1 site (ORLANDO, UNITED STATES)
Trial IDNIH-10906115 on ClinicalTrials.gov

What this research studies

This research investigates the mechanisms by which certain bacterial toxins, specifically pertussis and cholera toxins, enter human cells. It focuses on the role of proline residues in the toxins that facilitate their interaction with cellular chaperones, which are proteins that assist in the proper folding and transport of other proteins. By studying these interactions, the research aims to uncover how these toxins are able to bypass cellular defenses and enter the cytosol, potentially leading to new therapeutic strategies. The methodology includes biochemical assays and cellular models to analyze the binding and translocation processes of these toxins.

Who could benefit from this research

Good fit: Ideal candidates for this research are individuals who are at risk of infections caused by Bordetella pertussis or similar bacterial pathogens.

Not a fit: Patients who are not affected by or at risk for infections caused by these specific bacterial toxins may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to new treatments that prevent or mitigate the effects of bacterial infections caused by these toxins.

How similar studies have performed: Other research has shown promising results in understanding toxin entry mechanisms, suggesting that this approach could yield valuable insights.

Where this research is happening

ORLANDO, 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.

View on NIH RePORTER →

Conditions: B pertussis infection, B. pertussis infection, Bordetella pertussis infection

Last reviewed 2026-05-15 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.