Investigating how the Grx system affects cataract formation in the elderly
Official title: Mechanistic Insights and Therapeutic Potential of the Glutaredoxin (Grx) System in the Lens
Funded at University of North Texas Hlth Sci Ctr · NIH-10767316 · Data updated 2026-11-12
This study is looking at how a special system in our eyes, called the glutaredoxin system, helps protect against damage that can lead to cataracts as we age, and it hopes to find ways to boost this system to prevent cataracts in older adults.
Quick facts
| Grant type | R21 grant |
|---|---|
| Study type | NIH-funded research |
| Funding institution | University of North Texas Hlth Sci Ctr NIH-funded |
| Lab location | 1 site (Fort Worth, United States) |
| Project start | February 1, 2023 |
| Project end | January 31, 2026 |
| Funding year | 2024 |
| Award (this year) | $180,348 |
| NIH project number | 5R21EY033941-02 |
| Project ID | NIH-10767316 on NIH RePORTER |
Who could benefit from this research
✓Could help
Ideal candidates for this research are older adults, particularly those at risk for cataracts or experiencing early signs of cataract formation.
✕Less likely to help
Patients who are younger or do not have any signs of cataract or other age-related ocular diseases may not benefit from this research.
What this research studies
This research focuses on understanding the role of the glutaredoxin (Grx) system in protecting the lens of the eye from oxidative stress, which is a major contributor to cataract formation in older adults. The study will utilize a mouse model to explore how dysfunction in the Grx system may lead to increased susceptibility to UV radiation and aging effects on the lens. Additionally, the research aims to identify compounds that can activate the Grx system to potentially prevent cataract development. By examining the interactions between the Grx system and antioxidant pathways, the research seeks to uncover new therapeutic strategies for age-related ocular diseases.
Why it matters
Potential benefit: If successful, this research could lead to new treatments that prevent or slow down cataract formation in the elderly, improving vision and quality of life.
How similar studies have gone: Previous research has shown promising results in understanding oxidative stress and cataract formation, suggesting that this approach could yield valuable insights and potential breakthroughs.
Where this research is happening
-
University of North Texas Hlth Sci Ctr
Fort Worth, United States Active
Researchers
- Principal investigator: Wu, Hongli — University of North Texas Hlth Sci Ctr
- Study coordinator: Wu, Hongli
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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.