A Gene-Editing Experiment Let These Patients With Vision Loss See Color Again

September 29, 2021
Carlene Knight, who has a congenital eye disorder, volunteered to let doctors edit the genes in her retina using CRISPR.

In a first, doctors injected the gene-editing tool CRISPR directly into cells in patients' eyes. The experiment helped these vision-impaired patients see shapes and colors again.

(Image credit: Franny White/OHSU)



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