Understanding how a protozoan communicates to control a human disease

Elucidation of the first interspecies chemical signaling mechanisms in Capsaspora owczarzaki--the predator of a human pathogen and a model for the evolution of animal multicellularity

NIH-funded research Trustees of Indiana University · NIH-10866378

This study is looking at how a tiny creature called Capsaspora owczarzaki, which eats harmful schistosome worms that cause schistosomiasis, interacts with its snail host and finds its food, with the hope of using this knowledge to help control this disease and learn more about how complex life forms evolved.

Quick facts

Grant typeNIH-funded research
Study typeNIH-funded research
Funding institutionTrustees of Indiana University NIH-funded
Lab location1 site (Bloomington, United States)
Project IDNIH-10866378 on NIH RePORTER

What this research studies

This research investigates the chemical signaling mechanisms of Capsaspora owczarzaki, a protozoan that preys on schistosome worms, which are responsible for schistosomiasis. By studying how this organism interacts with its snail host and senses its prey, the research aims to uncover the molecular processes that govern its behavior. This could provide insights into the evolution of multicellularity in animals and enhance the potential of Capsaspora as a biocontrol agent against a neglected tropical disease. The approach involves identifying the specific molecules involved in adhesion and chemotaxis, which are crucial for understanding both the protozoan's predatory behavior and its relevance to human health.

Who could benefit from this research

Good fit: Ideal candidates for this research are individuals living in regions where schistosomiasis is prevalent, particularly those at risk of infection.

Not a fit: Patients who do not live in endemic areas for schistosomiasis or who are not at risk for this disease may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to new strategies for controlling schistosomiasis, improving health outcomes for affected populations.

How similar studies have performed: While the specific chemical signaling mechanisms of Capsaspora are largely untested, similar approaches in studying other protozoans and their interactions with hosts have shown promise in understanding disease control.

Where this research is happening

Bloomington, 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.