Dr. Bray Links

Saturday, February 7, 2015

Getting cravings out of your head

It all comes down to a concept called optogenetics. First described in 2005 by MIT neuroscientist Ed Boyden and Stanford University bioengineer Karl Deisseroth, who mentored Tye when she did a postdoc in his lab, optogenetics is a technique in which scientists use light to switch neurons on and off. Since then, researchers around the world have used it to trigger and suppress seizures and depression-, anxiety- and PTSD-like symptoms.

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