a. Blood and left and right ventricular myocardial tissue samples from healthy volunteers and HF patientsb. Male Dsg2 gene mutation and WT miceKnockout of the Dsg2 Gene in Cardiomyocytes-induced arrhythmogenic right ventricular cardiomyopathy model. This evidence concerns the gene DSG2 and Right ventricular cardiomyopathy.