Cure Congenital Muscular Dystrophy 1 article published in JoVE Biology Tissue Triage and Freezing for Models of Skeletal Muscle Disease Hui Meng1, Paul M.L. Janssen2, Robert W. Grange3, Lin Yang4, Alan H. Beggs5, Lindsay C. Swanson5, Stacy A. Cossette1,6, Alison Frase7, Martin K. Childers8, Henk Granzier9, Emanuela Gussoni5, Michael W. Lawlor1 1Division of Pediatric Pathology, Department of Pathology and Laboratory Medicine, Medical College of Wisconsin, 2Department of Physiology and Cell Biology, The Ohio State University, 3Department of Human Nutrition, Foods and Exercise, Virginia Tech, 4Division of Biomedical Informatics, Department of Biostatistics, Department of Computer Science, University of Kentucky, 5 The analysis of skeletal muscle tissues to determine structural, functional, and biochemical properties is greatly facilitated by appropriate preparation. This protocol describes appropriate methods to prepare skeletal muscle tissue for a broad range of phenotyping studies.