Studying its effects in the brain, researchers set out to genetically engineer mice that would be more prone to cocaine addiction. Instead, they created mice that appear impervious to it. Even after the genetically engineered animals were given the drug repeatedly, they did not appear to crave it the way typical mice do. Jeff and Anthony discuss these cocaine-proof mice, and what it might mean for addiction treatment in the future.

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Today’s story was sent in by Alex Salinas: http://www.npr.org/sections/health-shots/2017/02/13/514590646/a-brain-tweak-lets-mice-abstain-from-cocaine

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