There are no wires, no implants, and no damage to the tissue. Tests showed that when exposed to light, the heart cells beat over 40% faster. Even better, they remained healthy, with more than 96% ...

When the heart sustains an injury, such as a heart attack, the damaged tissue often scars over. In the short term, it helps this vital organ maintain its structure, but the problem is this tissue ...

For over a decade, scientists have been growing organoids - small clusters of cells that mimic a particular organ - to serve ...

To develop the microengineered human heart tissue-on-a-chip, researchers begin with human induced ... The flexible post has an embedded magnet and, when placed over sensors, allows for collection of ...

After just 30 days in space, the heart tissue samples not only weakened ... Most, but not all, of these conditions are resolved over time after returning to Earth, which is good news for NASA ...

Heart tissue samples aboard the International Space ... which can cause it to shrink and weaken over time, with some astronauts developing arrhythmias. "With current plans for manned missions ...

The patches are around two inches by four, and are stitched onto regions of the heart which are not beating effectively, such as over scar tissue. Over three to six months, blood vessels from the ...