Crumbled paper in the shape of a brain with a portion torn into pieces. Working in rats, researchers elucidated a molecular mechanism that allows the brain to distinguish similar memories or experiences. Image credit: Shutterstock/Lightspring

Researchers uncover a biological mechanism explaining how some #TraumaticMemories remain distinct in the #brain. In PNAS Journal Club: www.pnas.org/post/journal...

#memory #PTSD #norepinephrine #amygdala #microRNA