ROCKVILLE, Md. , Aug. 27, 2024 /PRNewswire/ -- REGENXBIO Inc.

(Nasdaq: RGNX) today announced data from its RGX-121 program for the treatment of mucopolysaccharidosis type II (MPS II), also known as Hunter syndrome, will be shared at the SSIEM 2024 Annual Symposium, taking place in Porto, Portugal from September 3-6, 2024 . Abstract Title: CAMPSIITETM phase I/II/III: Interim clinical update of RGX-121, an investigational gene therapy for treatment of neuronopathic mucopolysaccharidosis type II (MPS II) (PO-205) Presenter: Roberto Giugliani, M.D.

, Ph.D., Professor, Department of Genetics, UFRGS, Medical Genetics Service, HCPA, Porto Alegre, Brazil Date/Time: Wednesday, September 4, 2024; 6:15 p.

m. WEST (Western European Summer Time) About REGENXBIO Inc. REGENXBIO is a leading clinical-stage biotechnology company seeking to improve lives through the curative potential of gene therapy.

Since its founding in 2009, REGENXBIO has pioneered the development of AAV Therapeutics, an innovative class of gene therapy medicines. REGENXBIO is advancing a pipeline of AAV Therapeutics for retinal and rare diseases, including ABBV-RGX-314 for the treatment of wet AMD and diabetic retinopathy, being developed in collaboration with AbbVie, RGX-202 for the treatment of Duchenne and RGX-121 for the treatment of MPS II. Thousands of patients have been treated with REGENXBIO's AAV Therapeutic platform, including Novartis' ZOLGENSMA ® for children with spinal muscular atrophy.

Designed to be one-tim.