For a heart just damaged by a blocked artery, timing matters. So does access. That is what makes a new experimental treatment stand out: instead of being delivered directly to the heart, it is ...

The heart-helping particles are 500 nanometers and must negatively charged, though there are several different materials that can work, including polystyrene ...

Immunofluorescence image of transverse heart sections from a healthy neonatal mouse (Left) or a neonatal mouse in which myocardial infarction was induced at postnatal day 1, examined 3 days after ...