Dec 13, 2022
Nanotech Injections Restore Vision In Blind Rats
Posted by Quinn Sena in categories: biotech/medical, cyborgs, life extension, nanotechnology
Year 2020 face_with_colon_three
An international team of scientists have restored the vision in blind rats using a nanoparticle-based artificial retina prosthesis that can be injected directly into the eye. The scientific advance has been successfully demonstrated for a period of eight months without the need for surgery. While it is still early days for the research, it suggests it might one day be possible to use the conjugated polymer nanoparticle (P3HT-NP) treatment in humans to correct eye problems –ranging from hereditary retinal dystrophies to the incredibly common age-related macular degeneration.
“In our ‘liquid retina device,’ P3HT nanoparticles spread out over the entire subretinal space and promoted light-dependent activation of spared inner retinal neurons, recovering subcortical, cortical and behavioral visual responses,” Fabio Benfenati, research director at the Italian Institute of Technology, told Digital Trends. “We think that P3HT-NPs provide a new avenue in retinal prosthetics.”
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