Gene δ-sarcoglycan was knocked out in pigs via gene editing and somatic cell cloning. Loss of expression led to α-, β-, and γ-sarcoglycan depletion in the cardiac and skeletal sarcolemma. Pigs exhibiting systolic dysfunction, myocardial tissue degeneration, and sudden death are promising for studying next-generation therapies for human genetic cardiomyopathy.
- Hitomi Matsunari
- Michiyo Honda
- Hiroshi Nagashima