NIH-funded research R21 grant

Investigating how a specific gene affects eye pressure in glaucoma patients

Official title: Targeting FMNL2/Rho-GTPase Pathway for IOP Regulation in Glaucoma

Funded at University of North Texas Hlth Sci Ctr · NIH-11003323 · Data updated 2026-11-12

This study is looking at how a specific gene might affect eye pressure in African Americans, who are more likely to develop glaucoma, to help find better treatments for this condition.

Quick facts

Grant typeR21 grant
Study typeNIH-funded research
Funding institutionUniversity of North Texas Hlth Sci Ctr
NIH-funded
Lab location1 site (Fort Worth, United States)
Project startJanuary 1, 2024
Project endDecember 31, 2025
Funding year2025
Award (this year)$185,000
NIH project number5R21EY034831-02
Project IDNIH-11003323 on NIH RePORTER

Who could benefit from this research

Could help

Ideal candidates for this research include African American individuals diagnosed with primary open angle glaucoma or those at high risk for developing the condition.

Less likely to help

Patients who do not identify as African American or those with other forms of glaucoma unrelated to the FMNL2 gene may not benefit from this research.

What this research studies

This research focuses on understanding the mechanisms that regulate intraocular pressure (IOP) in African Americans, who are disproportionately affected by primary open angle glaucoma (POAG). The study aims to explore the role of the FMNL2 gene and its associated protein in the contraction and relaxation of trabecular meshwork (TM) cells, which are crucial for maintaining normal IOP. By utilizing genetic analysis and biochemical methods, the research seeks to identify potential therapeutic targets that could lead to improved treatments for glaucoma in this population. The findings could provide insights into the unique genetic factors influencing glaucoma risk among African Americans.

Why it matters

Potential benefit: If successful, this research could lead to new treatments specifically tailored for African Americans suffering from glaucoma, potentially reducing the risk of blindness.

How similar studies have gone: While research on glaucoma has been extensive, this specific focus on the FMNL2 gene in African Americans is relatively novel and has not been extensively tested in prior studies.

Where this research is happening

  • University of North Texas Hlth Sci Ctr
    Fort Worth, United States
    Active

Researchers

  • Principal investigator: Ellis, Dorette Z — University of North Texas Hlth Sci Ctr
  • Study coordinator: Ellis, Dorette Z

Related research

Other NIH-funded projects on the same topics.

  • IOP and CSF Pressure in Glaucoma Risk

    This grant studies how eye pressure and cerebrospinal fluid pressure together influence glaucoma risk and vision loss.

    NIH research University of Alabama at Birmingham · Birmingham, United States · NIH-11644421

  • Comparing tube positions in glaucoma implants to protect corneal cells

    This trial compares two tube placements for glaucoma drainage implants to see which better protects corneal cells and controls eye pressure in people with uncontrolled glaucoma.

    NIH research University of California, San Francisco · San Francisco, United States · NIH-11520347

  • Automated topographic test for glaucoma detection and progression

    A new automated method uses topographic structure-function mapping to help diagnose glaucoma earlier and track its progression in patients.

    NIH research Columbia University Health Sciences · New York, United States · NIH-11516608

  • Using AI on eye scans and genes to predict glaucoma risk

    This project uses artificial intelligence on eye scans, vision tests, and genetic information to find people most likely to develop or have worsening glaucoma.

    NIH research University of Miami School of Medicine · Coral Gables, United States · NIH-11469603

  • AI-based glaucoma screening in community health centers

    A new, easy-to-use AI screening approach will be tested in federally funded health centers to help identify people at risk for glaucoma, especially in communities with higher risk.

    NIH research University of Alabama at Birmingham · Birmingham, United States · NIH-11454104

  • Understanding how glaucoma genes control eye cell function

    A long-term research project will study how genetic factors affect eye cells in adults with glaucoma to uncover new ideas for protecting vision.

    NIH research Massachusetts Eye and Ear Infirmary · Boston, United States · NIH-11450761

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.
Last reviewed 2026-11-14 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.