Researchers have developed tools that could allow neuroscientists to put aside the fiber optic cable, and use a glowing protein from coral as the light source instead. A variant on the optogenetics technique gives neuroscientists the choice of activating neurons with light or an externally supplied chemical.
http://www.sciencedaily.com/releases/2015/09/150929125443.htm
Tools for illuminating brain function make their own light
29 September 2015
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