A Gene Transfer Therapy Study to Evaluate the Safety of and Expression From Delandistrogene Moxeparvovec (SRP-9001) in Participants With Duchenne Muscular Dystrophy (DMD) - Non-Ambulatory Cohort

Summary

Cohort 8 (non-ambulatory participants) is currently enrolling new participants. Enrollment for Cohorts 1 through 7 has been completed. This is an open-label gene transfer therapy study evaluating the safety of and expression from delandistrogene moxeparvovec in participants with Duchenne Muscular Dystrophy (DMD). The maximum participant duration for this study is 156 weeks.

Timeline

Start

2020-11-23

Primary completion

2027-12-31

Completion

2028-02-29

Publications

• Potter RA, Moeller IH, Khan S, Haegel H, Hollenstein A, Steiner G, Wandel C, Murphy AP, Asher DR, Palatinsky E, Griffin DA, Mason S, Iannaccone ST, Zaidman CM, Rodino-Klapac LR. Immunologic investigations into transgene directed immune-mediated myositis following delandistrogene moxeparvovec gene therapy. Sci Rep. 2025 Jan 2;15(1):4. doi: 10.1038/s41598-024-84077-w.
• Zaidman CM, Proud CM, McDonald CM, Lehman KJ, Goedeker NL, Mason S, Murphy AP, Guridi M, Wang S, Reid C, Darton E, Wandel C, Lewis S, Malhotra J, Griffin DA, Potter RA, Rodino-Klapac LR, Mendell JR. Delandistrogene Moxeparvovec Gene Therapy in Ambulatory Patients (Aged >/=4 to <8 Years) with Duchenne Muscular Dystrophy: 1-Year Interim Results from Study SRP-9001-103 (ENDEAVOR). Ann Neurol. 2023 Nov;94(5):955-968. doi: 10.1002/ana.26755. Epub 2023 Sep 7.

Drugs

Indications