A Two-part Multicenter Study: a Randomized, Double-blind, Placebo-controlled Dose-escalation Safety Phase (Part 1) Followed by Double-blind, Placebo-controlled, Adaptive Phase (Part 2) Study to Evaluate the Safety and Efficacy of AB-1003 in Adult Subjects With LGMD2I/R9 Mutations in the Gene Encoding Fukutin Related Protein (FKRP)
The purpose of this study is to evaluate the safety and tolerability of a single intravenous infusion of AB-1003 in adults diagnosed with limb girdle muscular dystrophy type 2I/R9 (LGMD2I/R9). Participants will be treated in sequential, dose-level cohorts. (Part 1)
• Male and female subjects aged 18 and 65 years with clinical diagnosis of LGMD2I/R9 and confirmation of FKRP gene mutation.
• Ability to walk/run 10 meters in \<30 seconds.
• Able to understand and comply with all study procedures.
• Sexually active females of childbearing potential and female and male partners of male subjects receiving study intervention must use a barrier method of contraception for the first 6 months after dosing.