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Replacing certain cells in the retina could slow visual impairment for people with macular degeneration.
Several gene therapies are or will soon be in late-stage human trials. One of them could be the first to get FDA approval for sale in the U.S.
Embryonic stem cells growing in a dish can spontaneously form complex structures resembling the retina—a discovery that could one day help restore sight to the blind.
A stem-cell startup aims to test neural stem cells for treating two leading causes of blindness.
Despite promising results in controlling neuronal activity, leaders in brain research still wrestle over turning their work into treatments.
A small biotech firm is the second company to start human tests of embryonic stem-cell therapy.
Web-connected cameras may help doctors detect a common eye disease.
Gene therapy can transform the visual system, even in adults.
Gene therapy to make cells sensitive to light takes a step toward clinical use.
A light-sensitive polymer could offer a new way to develop artificial retinas.