Johns Hopkins Medicine scientists who arranged for 48 human bioengineered heart tissue samples to spend 30 days at the International Space Station report evidence that the low gravity conditions in ...

Coin-sized disks cut from the cocoon of the tasar silkworm grub provide a basic scaffold for heart muscle cells.Image: MPI for Heart and Lung Research Because damaged human-heart muscle cannot be ...

When someone suffers a heart attack, their heart is left permanently scarred and thus less capable of pumping blood. According to a new study, however, a protein injection could help undo such damage.

A team of engineers has recently built a tissue-like bioelectronic mesh system integrated with an array of atom-thin graphene sensors that can simultaneously measure both the electrical signal and the ...

A new biomaterial delivered to the heart soon after a heart attack can heal damaged tissue from the inside out. Heart attacks kill cardiac muscle tissue, scarring the heart and leaving permanent ...

DALLAS, July 17, 2025 — Scar tissue in the heart was associated with abnormal heart rhythms among healthy, long-time male endurance athletes age 50 or older, potentially increasing their risk of ...