Impaired mitochondrial proteostasis underlies cardiomyocyte bioenergetic dysfunction in a murine 3-hit model of heart failure with preserved ejection fraction.
Heart failure with preserved ejection fraction (HFpEF) predominantly affects older individuals with multiple comorbidities. Although mitochondrial dysfunction appears to be a major contributor to diastolic dysfunction, the mechanisms underlying it during HFpEF remain unclear. We used a clinically relevant two-hit HFpEF...