Optogenetic stimulation of the retina with a treatment combining injection of photoactivatable channelrhodopsin protein and light-stimulating goggles showed the ability to partially restore vision in late-stage retinitis pigmentosa.
José-Alain Sahel, MD, and co-authors published in Nature Medicine the case of one patient with retinitis pigmentosa (RP) and only light perception who was able, after the treatment, to perceive, locate and reach objects in space. The patient was one of the participants in the PIONEER study, evaluating the safety and efficacy of Bionic Sight’s GS030-DP,