During a severe heart attack many heart muscle cells die and are replaced by scar tissue to stabilize the heart wall.

Regenerative heart therapies involve transplanting cardiac muscle cells into damaged areas of the heart to recover lost function. However, the risk of arrhythmias following this procedure is ...

Mount Sinai’s Cardiovascular Research Institute is sending bioengineered human heart muscle cells and micro-tissues into space for the first time on NASA’s 29 th SpaceX commercial resupply ...