Every heart muscle cell, or cardiomyocyte, is studded with tiny, intricate structures called dyads. The dyads are like orchestra conductors: They coordinate incoming electrical signals with release of ...

Transferring mitochondria from a patient's healthy skeletal muscle to damaged, ischemic heart tissue has been shown to restore heart muscle, increase energy production, and improve ventricular ...

New injection helps body produce heart protecting hormone for weeks after heart attack, improving recovery potential.

A single intramuscular injection of a self-amplifying RNA therapy produced weeks of heart-protective protein in rat models of myocardial infarction, according to a study published in Science on March ...

A heart PET scan is a noninvasive imaging test that uses a small amount of radiation. It helps doctors understand how the heart functions and whether it is healthy. Cardiac or heart PET scans create ...