Researchers use optogenetics to partially restore sight in hereditary blindness patients

Researchers in France and Pittsburgh have successfully applied optogenetics to help patients suffering from a specific form of hereditary blindness regain partial vision. The innovative technique, which combines optics and genetics to control cellular activity using light, enabled trial participants to perceive the outlines of objects.

Inherited retinal diseases causing severe visual impairment affect approximately 1.5 million people worldwide. By stimulating modified light-sensitive proteins within remaining retinal cells, scientists can bypass damaged photoreceptors and transmit visual signals directly to the brain.

The recent advancements highlight the growing therapeutic potential of optogenetics, a field recognized for its landmark contributions to neuroscience and physiological research. Further clinical trials aim to refine the procedure for broader medical applications.

Sources: Český rozhlas Plus.