Who gets hooked on drugs? Rat study finds genetic markers that influence addiction

Posted by on April 27, 2016 12:09 pm
Categories: Science

Why does addiction vulnerability differ from individual to individual? For the first time, scientists have shown in selectively bred animals that the propensity for addiction is linked to differences in expression of genes for specific molecules in a specific brain region. It’s also the first demonstration that a DNA tag called an epigenetic marker can predispose an individual to addiction and relapse.

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