In a study using genetically modified mice, researchers found that the nucleus accumbens recruited by cocaine use are largely distinct from nucleus accumbens recruited by sucrose, or table sugar. Because they are separate, this poses the possibility that drug use can be addressed without affecting biologically adaptive seeking of reward.
from Health & Medicine News -- ScienceDaily https://www.sciencedaily.com/releases/2020/10/201029104957.htm
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