Ultragenyx Announces Marketing Authorisation Application (MAA) Submission to the European Medicines Agency (EMA) for the First Investigational Gene Therapy for MPS IIIA (Sanfilippo Syndrome Type A)

BASEL, Switzerland, Oct. 02, 2026 (GLOBE NEWSWIRE) -- Today Ultragenyx announced that the European Medicines Agency (EMA) has validated the Company's Marketing Authorisation Application (MAA) for its investigational gene therapy, rebisufligene etisparvovec, for the treatment of mucopolysaccharidosis type IIIA (MPS IIIA), also known as Sanfilippo syndrome Type A.