The therapy delivers the full-length human frataxin gene using a dual-administration approach that combines direct intradentate nucleus (IDN) injection with intravenous (IV) infusion.
Regeneron is investing USD 150 million in equity and upfront payments to acquire half of the global development and commercialization rights for TSRA-196.
Itvisma works by delivering a functional copy of the survival motor neuron 1 (SMN1) gene through a single, fixed-dose intrathecal injection.