Spark's Vision Loss Gene Therapy Raises US FDA Questions About Novel Endpoint

Multi-luminance mobility testing was developed by firm to measure functional vision across a range of lighting levels in patients with RPE65 mutations; advisory committee also will consider minimum patient age and clinical stage of disease appropriate for subretinal injections with voretigene.

Eye

A US FDA advisory committee will opine on use of a novel clinical outcome measure, appropriate patient population and long-term safety and efficacy for Spark Therapeutics Inc.'s Luxturna (voretigene neparvovec), a gene therapy for vision loss, at the Oct. 12 review of the product.

The Cellular, Tissue and Gene Therapies Advisory Committee will review Spark's biologics license application (BLA) for voretigene (AAV2-hRPE65v2) in patients...

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