Brain scientists extend map of fear memory formation

Draw a map of the brain when fear and anxiety are involved, and the amygdala looms large. But scientists have now extended the brain's fear map to include the prelimbic cortex. Researchers found that mice lacking a critical growth factor in the prelimbic cortex have trouble remembering to fear electric shocks. The discovery could help improve diagnosis and treatment for anxiety disorders such as post-traumatic stress disorder and phobias.

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