How Giardia senses signals to make hardy cysts
Signal perception and transduction regulating Giardia cyst formation
Researchers are learning how the parasite Giardia detects environmental signals that trigger formation of hardy cysts, which could help people with giardiasis by pointing to new ways to stop infections and transmission.
Quick facts
| Grant type | R01 grant |
|---|---|
| Study type | NIH-funded research |
| Funding institution | University of Washington NIH-funded |
| Lab location | 1 site (Seattle, United States) |
| Project ID | NIH-11142414 on NIH RePORTER |
What this research studies
Scientists will study Giardia parasites in the lab to identify the external cues (such as nutrient changes and chemical messengers) that start the cyst-formation program. They will map the internal signaling steps using genetic, biochemical, and microscopy approaches to see how those signals are carried inside the parasite. Experiments will use cultured Giardia and molecular tools to test whether blocking key signals prevents cyst formation. Findings aim to reveal targets that drug developers could use to block the parasite’s ability to survive and spread.
Who could benefit from this research
Good fit: People with active or recurrent giardiasis, particularly those with infections that do not respond to standard treatments, would be the most relevant candidates for related future studies.
Not a fit: People without Giardia infection or with unrelated gastrointestinal conditions would not expect direct benefit from this research.
Why it matters
Potential benefit: If successful, this work could reveal targets to prevent cyst formation, making infections easier to clear and reducing transmission.
How similar studies have performed: Basic science has identified some factors that influence encystation, but translating encystation-blocking approaches into patient therapies remains largely untested.
Where this research is happening
Seattle, United States
- University of Washington — Seattle, United States (Active)
Researchers
- Principal investigator: Paredez, Alexander Richard — University of Washington
- Study coordinator: Paredez, Alexander Richard
About this research
- This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
- Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
- For full project details, budget, and progress reports, visit the official NIH RePORTER page below.