Mean muscle content-adjusted dystrophin expression of 9.0% and unadjusted dystrophin of 5.5%, with high consistency across participants, in a prespecified analysis; dystrophin was comprised of two isoforms consistent with Becker muscular dystrophy patients who display milder disease Data demonstrated meaningful improvement in serum biomarkers for muscle health, with localization of WVEN531 in myogenic stem cells and regeneration of myofibers Skeletal muscle concentrations of ~41,000 ng/g combined with 61-da ...