Reactive astrocytes in Toxoplasma brain infection

Interrogating the role of reactive astrocytes during Toxoplasma-induced brain inflammation

NIH-funded research University of California Riverside · NIH-11295372

Researchers are looking at how certain brain support cells called astrocytes change during lifelong Toxoplasma infection to learn whether they help protect the brain or cause harm.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of California Riverside NIH-funded
Lab location1 site (Riverside, United States)
Project IDNIH-11295372 on NIH RePORTER

What this research studies

This research focuses on lifelong Toxoplasma infection in the brain and what happens to astrocytes, the support cells that can become 'reactive' during inflammation. Scientists use a new genetically modified mouse that lets them label, follow, and selectively manipulate these reactive astrocytes over time. They will map different reactive astrocyte types, watch how those cells interact with immune cells and the parasite, and test how changing astrocyte activity affects parasite levels, inflammation, and brain signaling. The goal is to find which astrocyte behaviors protect the brain and which contribute to damage.

Who could benefit from this research

Good fit: People with chronic Toxoplasma infection or those with Toxoplasma-related neurological symptoms, especially immunocompromised patients, would be the most relevant patient group for future related studies.

Not a fit: People without Toxoplasma exposure or whose health issues are unrelated to brain infection are unlikely to see direct benefit from this specific research.

Why it matters

Potential benefit: If successful, this work could point to cellular targets to reduce brain inflammation or prevent damage from chronic Toxoplasma infection, guiding future treatments.

How similar studies have performed: Previous studies show astrocytes influence control of Toxoplasma and inflammation, but selectively tracking and manipulating reactive astrocyte subtypes in this context is a relatively new approach.

Where this research is happening

Riverside, 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.