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W Daniel Stamer

Joseph A.C. Wadsworth Distinguished Professor of Ophthalmology
Ophthalmology, Glaucoma
Duke Eye Center, DUMC 3802, Aeri 4th Floor, Durham, NC 27710
DUMC 3802, Durham, NC 27710

Overview


My laboratory studies the disease of glaucoma, the second leading cause of blindness in the United States, affecting nearly 3 million people (70 million Worldwide). The primary risk factor for developing glaucoma is ocular hypertension (high intraocular pressure, IOP). IOP is a function of the regulated movement of aqueous humor into and out of the eye.  Elevated IOP in glaucoma is a result of disease in the primary efflux route, the conventional outflow pathway, affecting proper homeostatic control of aqueous humor drainage.

Lowering IOP in glaucoma patients, whether or not they have ocular hypertension, is important because large clinical trials involving tens of thousands of patients repeatedly demonstrate that significant, sustained IOP reduction slows or halts vision loss. Unfortunately, current first-line medical treatments do not target the diseased conventional pathway and do not lower IOP sufficiently in most people with glaucoma. Therefore, finding new, more effective ways to medically control IOP by targeting the conventional pathway is a central goal the Stamer Laboratory.

Using molecular, cellular, organ and mouse model systems, my laboratory seeks to identify and validate novel drug targets in the human conventional outflow pathway to facilitate the development of the next generation of treatments for ocular hypertension and glaucoma.

Current Appointments & Affiliations


Joseph A.C. Wadsworth Distinguished Professor of Ophthalmology · 2014 - Present Ophthalmology, Glaucoma, Ophthalmology
Professor of Ophthalmology · 2011 - Present Ophthalmology, Glaucoma, Ophthalmology
Co Vice-Chair of Basic Science Research · 2021 - Present Ophthalmology, Clinical Science Departments

Recent Publications


Endothelial cell-specific postnatal deletion of Nos3 preserves intraocular pressure homeostasis via macrophage recruitment and NOS2 upregulation.

Journal Article J Clin Invest · February 11, 2025 Polymorphisms in Nos3 increase risk for glaucoma, the leading cause of irreversible blindness worldwide. A key modifiable risk factor for glaucoma is intraocular pressure (IOP), which is regulated by NO - a product of nitric oxide synthase 3 (encoded by No ... Full text Link to item Cite

In Vivo Quantification of Anterior and Posterior Chamber Volumes in Mice: Implications for Aqueous Humor Dynamics.

Journal Article Invest Ophthalmol Vis Sci · January 2, 2025 PURPOSE: Aqueous humor inflow rate, a key parameter influencing aqueous humor dynamics, is typically measured by fluorophotometry. Analyzing fluorophotometric data depends, inter alia, on the volume of aqueous humor in the anterior chamber but not the post ... Full text Link to item Cite

A Comprehensive Protocol for Microbead-Induced Ocular Hypertension in Mice.

Journal Article Methods Mol Biol · 2025 Glaucoma is a common optic neuropathy characterized by degeneration of retinal ganglion cells (RGCs). Elevated intraocular pressure (IOP), that is, ocular hypertension, is the primary modifiable risk factor for glaucoma and the primary characteristic of mo ... Full text Link to item Cite
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Recent Grants


Quantitative assessment of glaucomatous conventional outflow dynamics

ResearchCo-Principal Investigator · Awarded by National Institutes of Health · 2019 - 2029

Caveolae-based Mechanosensors for Conventional Outflow Regulation

ResearchPrincipal Investigator · Awarded by The University of Oklahoma Health Sciences Center · 2024 - 2028

eNOS-Dependent Mechanoregulation of Intraocular Pressure

ResearchPrincipal Investigator · Awarded by National Institutes of Health · 2012 - 2026

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Education, Training & Certifications


University of Arizona · 1996 Ph.D.
University of Arizona · 1990 B.S.