Molecular mechanisms of altered contraction with the β-myosin R403Q mutation in porcine ventricular muscle and a human stem cell-derived cardiomyocyte model.
Sonette Steczina, Saffie E. Mohran, Matthew Carter Childers…·Michael Regnier
This study investigates the R403Q mutation in beta-myosin heavy chain using porcine and human stem cell models, revealing altered contractile properties and mechanisms of hypercontractility and impaired relaxation.