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News tagged with cardiac

Tracing an elusive killer parasite in Peru

Despite what Hollywood would have you believe, not all epidemics involve people suffering from zombie-like symptoms--some can only be uncovered through door-to-door epidemiology and advanced mathematics.

Biology / Other

created Sep 27, 2011 | popularity 4.4 / 5 (7) | comments 2 | with audio podcast

A heart of gold: Better tissue repair after heart attack (Update)

A team of researchers at MIT and Children’s Hospital Boston has built cardiac patches studded with tiny gold wires that could be used to create pieces of tissue whose cells all beat in time, mimicking ...

Nanotechnology / Bio & Medicine

created Sep 25, 2011 | popularity 5 / 5 (6) | comments 0 | with audio podcast

How do you mend a broken heart?

Damaged heart tissue is not known for having much inherent capacity for repair. But now, scientists are closing in on signals that may be able to coax the heart into producing replacement cardiac muscle cells. Using a zebrafish ...

Chemistry / Biochemistry

created Dec 22, 2011 | popularity 5 / 5 (1) | comments 0

Heart-powered pacemaker could one day eliminate battery-replacement surgery

A new power scheme for cardiac pacemakers turns to an unlikely source: vibrations from heartbeats themselves.

Physics / General Physics

created Mar 02, 2012 | popularity 5 / 5 (1) | comments 3 | with audio podcast

Bioengineers develop artificial chip for testing how drugs interact with ion channels

(Phys.org) -- Ion channels, proteins embedded in cell membranes, are central to many of the human body's physiological processes, including cardiac activity. For this reason, they are also important targets for cardiac drugs. ...

Chemistry / Biochemistry

created Apr 10, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast