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Related Concept Videos

Open Angle Glaucoma: Treatment01:27

Open Angle Glaucoma: Treatment

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In open-angle glaucoma, the iridocorneal angle remains open, but the trabecular meshwork becomes stiff, slowing down the outflow of aqueous humor. This causes a buildup of aqueous humor in the anterior chamber, leading to a sudden increase in intraocular pressure. The treatment for open-angle glaucoma focuses on reducing the elevated intraocular pressure by either decreasing the secretion of aqueous humor or increasing its outflow.
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Angle Closure Glaucoma: Treatment01:28

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Angle-closure glaucoma, or closed-angle glaucoma, is an eye condition where the iris bulges out and blocks the iridocorneal angle, resulting in a buildup of aqueous humor and increased intraocular pressure. Immediate medical attention is necessary due to the sudden onset of symptoms. The treatment for angle-closure glaucoma includes short-term and long-term approaches. Short-term treatment involves using eye drops like pilocarpine to lower intraocular pressure by increasing aqueous humor...
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The ability of induced pluripotent stem cells or iPSCs to differentiate into most body cell types has stimulated repair and regenerative medicine research over the past few decades. iPSC-derived blood cells, hepatocytes, beta islet cells, cardiomyocytes, neurons, and other cell types can repair injuries or regenerate damaged tissue in diseases such as diabetes and neurodegenerative disorders.
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Glaucoma: Overview01:25

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Glaucoma is an eye condition characterized by increased intraocular pressure that damages the retina and optic nerve, leading to irreversible blindness if left untreated. The human eye has various components, including the cornea, iris, pupil, lens, and optic nerve. Aqueous humor is secreted by the epithelium of the ciliary body in the posterior chamber and flows through the trabecular meshwork and canal of Schlemm, maintaining normal intraocular pressure. The trabecular meshwork and the canal...
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Stem Cell Therapy for Tissue Regeneration01:21

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Stem cell therapy is a method used in regenerative medicine to repair and restore function to damaged tissues and organs. Stem cells have the potential to proliferate and differentiate into various tissue types, making them ideal candidates for tissue regeneration. For example, hematopoietic stem cell transplants are commonly used in blood cancer treatment to replenish damaged bone marrow and restore healthy blood cells.
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Related Experiment Video

Updated: Apr 25, 2026

Subretinal Injection of Gene Therapy Vectors and Stem Cells in the Perinatal Mouse Eye
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Stem cell therapy for glaucoma: science or snake oil?

Yi Sun1, Alice Williams1, Michael Waisbourd1

  • 1Wills Eye Hospital, Glaucoma Research Center, Philadelphia, PA, USA.

Survey of Ophthalmology
|August 19, 2014
PubMed
Summary

Stem cell therapy shows promise for glaucoma by protecting and replacing damaged cells. However, safety concerns and ethical issues currently limit its widespread clinical use, despite some commercial availability.

Keywords:
glaucomaneuroprotectionretinal ganglion cellstem celltrabecular meshwork

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Area of Science:

  • Ophthalmology
  • Regenerative Medicine
  • Cell Biology

Background:

  • Glaucoma involves progressive damage to retinal ganglion and trabecular meshwork cells.
  • Stem cell therapy offers a potential neuroprotective and regenerative approach for glaucoma.
  • Various stem cell sources are being investigated for therapeutic applications.

Purpose of the Study:

  • To review the progress in stem cell therapy for glaucoma.
  • To assess the current commercial availability of these treatments.
  • To highlight the potential benefits and challenges of stem cell therapy in glaucoma management.

Main Methods:

  • Review of recent scientific literature on stem cell therapy for glaucoma.
  • Analysis of different stem cell sources (embryonic, adult CNS, induced pluripotent).
  • Examination of clinical implementation status and commercialization efforts.

Main Results:

  • Substantial progress has been made in developing stem cell treatments for glaucoma.
  • Stem cells can potentially replace lost cells and protect damaged ones by secreting neurotrophic factors.
  • Despite promising research, safety concerns and ethical controversies hinder widespread clinical adoption.

Conclusions:

  • Stem cell therapy holds significant potential for treating glaucoma by targeting cellular damage.
  • Commercialization is occurring, but clinical implementation faces hurdles due to safety and ethical considerations.
  • Further research and regulatory clarity are needed for broader therapeutic use.