GenSight attended NANOS, 41st Annual Meeting, in San Diego (CA) and presented: “Preliminary Safety and Tolerability Results Of A Recombinant Adeno-Associated Viral Vector Serotype 2 (rAAV2/2) Containing The Human Wild-Type Mitochondrial NADH Dehydrogenase 4 (ND4) Gene, In Patients With Leber Hereditary Optic Neuropathy Due To The G11778A Mitochondrial DNA Mutation”