MYH6 and cardiomyopathy: Here, we capitalized on these advantages to model human cardiomyopathy in Xenopus in two ways, first by reducing the expression of the sarcomeric protein myosin heavy chain 6 (MYH6) using morpholino oligonucleotides (MO) and, in a separate set of experiments, by exposing them to the known teratogen ethanol (EtOH).