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Contact: Jim Dryden
jdryden@wustl.edu
314-286-0110
Washington University School of Medicine

Smaller than a Needle's Eye

Caption: This implantable LED light can activate brain cells to release dopamine and is smaller than the eye of a needle.

Credit: John A Rogers, Ph.D. and Michael R. Bruchas, Ph.D.

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Related news release: Tiny wireless device shines light on mouse brain, generating reward


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