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Exploring A Brain’s Switchboard Operators

August 14, 2014

Scientists studied how just a few nerve cells in the mouse brain may control the switch between internal thoughts and external distractions. Using optogenetics, a technique that uses light-sensitive molecules to control nerve cell firing, the scientists were able to switch on and off drowsiness in mice.

Credit: Halassa lab, NYU Langone Medical Center and NINDS

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