Ed Boyden: A Light Switch for Neurons

  • Published1 May 2011
  • Reviewed13 Mar 2013
  • Author Ed Boyden
  • Source TED

Ed Boyden shows how, by inserting genes for light-sensitive proteins into brain cells, he can selectively activate or de-activate specific neurons with fiber-optic implants. With this unprecedented level of control, he's managed to cure mice of analogs of PTSD and certain forms of blindness. On the horizon: neural prosthetics.

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