CAPN3 and Becker muscular dystrophy: Work has also been performed on some of the other muscular dystrophies, including Becker muscular dystrophy (BMD), myotonic dystrophy types 1 and 2 (DM1 and DM2), Ullrich congenital muscular dystrophy (UCMD), congenital muscular dystrophy type 1A (MDC1A), facioscapulohumeral muscular dystrophy (FSHD), and limb-girdle muscular dystrophy types 2A, 2B, 2C, and 2D (LGMD2A, LGMD2B, LGMD2C, and LGMD2C), recently named as limb-girdle muscular dystrophy R1 calpain3-related, R2 dysferlin-related, R5 γ-sarcoglycan-related, and R3 α-sarcoglycan-related.3