A new study uses optogenetics to control beating heart cells, pointing the way toward a better pacemaker.
In the past few years optogenetics, using a combination of genetic manipulation and simple pulses of light, has made it possible to control cells in the brain with astonishing precision—altering brain activity and even behavior in animals.
Source: http://feeds.technologyreview.com/click.phdo?i=55c721edcb98ee97d996cfa96d07a438
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