Optogenetics Fiber-Optic Laser (IMAGE)

WashU Medicine

Optogenetics Fiber-Optic Laser

Caption

New research at Washington University in St. Louis shows that it's possible to activate opioid receptors with light instead of pain-killing drugs. The discovery eventually may lead to new ways to relieve severe pain without the addictive properties and side effects posed by opiates.

Credit

Robert Boston

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