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Blind Patient Recovers Partial Vision with Optogenetics
Blind Patient Recovers Partial Vision with Optogenetics
After receiving an intraocular injection of the gene for a light-sensitive protein, a 58-year-old man diagnosed with the neurodegenerative eye disease retinitis pigmentosa was able to locate objects on a table using engineered goggles.
After receiving an intraocular injection of the gene for a light-sensitive protein, a 58-year-old man diagnosed with the neurodegenerative eye disease retinitis pigmentosa was able to locate objects on a table using engineered goggles.
retinitis pigmentosa
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Researchers treat mice with retinitis pigmentosa using a gene therapy that reduces cone loss.
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With a clinical trial underway to restore vision optogenetically, researchers also see promise in using the technique to treat deafness, pain, and other conditions.
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An experimental treatment sacrifices rod cell function to save cone cells in mice, preventing retinal degeneration, researchers report.
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Holography could stimulate neural cells and someday improve retinal prostheses.
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A strategy to transmit signals to retinal nerve cells may show promise as a step toward alternative retinal prosthesis design.