American Heart Association

Clinging to the promise of heart stem cell therapy


The promise of stem cell therapy has excited cardiovascular scientists for years. In theory, tackling heart failure with stem cells makes sense. Weak or scarred heart muscle is a major cause of heart failure, so using regenerative stem cells to repair scar tissue appears to […]

Simple Science @Heart: Magnetic particles in cells help track heart treatments

Tiny magnetic particles are helping doctors track cells in the body.

With stem cell therapy, doctors can adapt blood cells to fight disease. But it’s hard to tell exactly where cells go and how many go where they are supposed to. Safely tracking them with magnets would help scientists better […]