The exon-52-deleted mdx52 mouse is a critical model of Duchenne muscular dystrophy (DMD). as it features a deletion in a hotspot region of the DMD gene. frequently mutated in patients. Deletion of exon 52 impedes expression of several brain dystrophins (Dp427. https://www.bekindtopets.com/mega-save-Harrows-Black-Knight-Soft-Tip-Darts-20gm-special-save/