EpilepsyGTx, a biotechnology company developing gene therapies for refractory epilepsy, and Viralgen, a leading contract development and manufacturing organization (CDMO) specializing in recombinant adeno-associated virus (AAV) gene therapies, today announced a partnership to support production of EpilepsyGTx’s lead investigational gene therapy program targeting patients with focal refractory epilepsy (FRE), EPY201, ahead of first-in-human clinical trials.