Gut bacteria that may change how severe malaria becomes

Role of the Gut Microbiota in Shaping Severity of Malaria

['FUNDING_R01'] · INDIANA UNIVERSITY INDIANAPOLIS · NIH-11333271

This work looks at whether certain gut bacteria make malaria worse in children and could point to ways to lower the risk of severe malaria.

Quick facts

Phase['FUNDING_R01']
Study typeNih_funding
SexAll
SponsorINDIANA UNIVERSITY INDIANAPOLIS (nih funded)
Locations1 site (INDIANAPOLIS, UNITED STATES)
Trial IDNIH-11333271 on ClinicalTrials.gov

What this research studies

If my child got malaria, this research would look at whether specific gut bacteria make the illness more severe. Scientists will compare gut microbes from children with severe malaria to those with mild or no symptoms and will study the effects of those human-associated bacteria in mice. The team focuses on Bacteroides species and how they change immune responses in the spleen and blood that affect parasite levels. The goal is to find microbial targets or strategies that could one day reduce the chance of severe malaria.

Who could benefit from this research

Good fit: Children in malaria-endemic regions, especially those with recent Plasmodium infections or severe malarial anemia, would be the most relevant participants or sample donors for this work.

Not a fit: People without exposure to malaria (for example those living in non-endemic areas) or those needing immediate treatment for acute malaria are unlikely to get direct benefit from this research right away.

Why it matters

Potential benefit: If successful, this work could lead to new ways to prevent or lessen severe malaria by targeting gut bacteria or their effects on the immune system.

How similar studies have performed: Previous studies in mice and observational work in humans have linked gut microbes to malaria outcomes, but identifying the specific bacterial species and mechanisms is a newer, less-tested step.

Where this research is happening

INDIANAPOLIS, 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 →

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.