José-Alain Sahel(he/him)

José-Alain Sahel(he/him)

Affiliated company

Co-Founder & Scientific Advisor (2011 - 2024)

Pixium Vision

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Dr. José-Alain Sahel is the chair and Distinguished Professor of the Department of Ophthalmology at the University of Pittsburgh School of Medicine, director of the UPMC Eye Center, and the Eye and Ear Foundation Endowed Chair of Ophthalmology. Dr. Sahel, who was born in Algeria, studied medicine at University Denis Diderot, Paris VII, and Ophthalmology at University Louis Pasteur Strasbourg University. He received his medical degree with a Medal of the Faculty of Paris and obtained his specialty certification in ophthalmology. He completed a residency in Ophthalmology at the Louis Pasteur University Hospital in Strasbourg. He also was a research fellow at the Massachusetts Eye and Ear Infirmary and a visiting scholar in the Department of Molecular and Cellular Biology at Harvard University. Dr. Sahel founded and directed from 2008 to 2020 the Vision Institute in Paris and currently an exceptional class professor at the Sorbonne’s medical school.

Dr. Sahel is known worldwide for his expertise in vision restoration techniques. He has developed several interventions— including stem cell implantation, gene therapy, innovative pharmacologic approaches, and retinal prostheses—for retinitis pigmentosa, other retinal dystrophies, age-related macular degeneration, and other vision impairments that currently are untreatable e.g. Leber Hereditary Optic Neuropathy. Over the past decade he has led pioneering efforts in optogenetic vision restoration, a technique in which cells in the retina are genetically modified to express light sensitive proteins. This therapeutic technique has the potential to help patients who are blind or visually impaired as a result of a genetic defect. His team has developed novel high resolution imaging technologies for retinal and optic nerve conditions. Dr. Sahel also brings a strong neuroscience perspective to ophthalmology research, such as exploring the application of brain-computer interface technology.

Experience