Human stem cells from fat tissue fuse with rat heart cells and beat

If Dr. Doolittle is famous for talking to animals, then here's a story that might make him hold his tongue: According to new research published online in The FASEB Journal, scientists have successfully fused human stem cells ...

Exercise has benefits, even when it's done in space

Astronauts have been taking part in short spaceflight missions since 1961. They have only recently begun to spend significantly longer times in space, with missions extending for months, since the days of the Russian Mir ...

Heart attacks: The tipping point

Twenty percent of American deaths each year are caused by heart attack or angina, sometimes without any warning.

A Mexican cavefish with a scarred heart

Scientists are studying a guppy-sized, blind, translucent fish that lives in the cave systems of northern Mexico to figure out why some animals can regenerate their hearts, while others just scar. Their research appears November ...

Injectable microspheres to repair failing hearts

Biodegradable microspheres can be used to deliver heart cells generated from stem cells to repair damaged hearts after a heart attack, according to new findings by UCL researchers. This type of cell therapy could one day ...

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