Neuromuscular disease caused by qualitative or quantitative defects of alpha-dystroglycan

This study tests a single dose of a gene therapy called AB-1003 in 10 adults with a rare genetic muscle disease (LGMD2I/R9). The goal is to see if it is safe and can help improve muscle function. Participants must be able to walk or run 10 meters in under 30 seconds.

This 24-month observational study will follow up to 1000 people with certain types of muscular dystrophy (LGMD, DM2, and late-onset Pompe disease) aged 6-50. Researchers want to see if specific physical tests, like the North Star Assessment and a 100-meter walk, are good ways to …