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Stem Cell Trial Shows Promise for Vision Loss Treatment

11/19/2025

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Summary

Story summary

The phase 1/2a trial using retinal pigment epithelial stem cell transplants in six patients with advanced dry age-related macular degeneration (AMD) showed safety and improved vision in the transplanted eye.
Age-related macular degeneration remains a leading cause of vision loss for adults over 60 in the United States.
Researchers monitor higher-dose patients to confirm safety before advancing to the next trial phases at the University of Michigan.

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Story summary

The phase 1/2a trial using retinal pigment epithelial stem cell transplants in six patients with advanced dry age-related macular degeneration (AMD) showed safety and improved vision in the transplanted eye.
Age-related macular degeneration remains a leading cause of vision loss for adults over 60 in the United States.
Researchers monitor higher-dose patients to confirm safety before advancing to the next trial phases at the University of Michigan.