Emory University

'Hub' of fear memory formation identified in brain cells

Published in Mental Health Weekly Digest, October 13th, 2008

A protein required for the earliest steps in embryonic development also plays a key role in solidifying fear memories in the brains of adult animals, scientists have revealed. An apparent "hub" for changes in the connections between brain cells, beta-catenin could be a potential target for drugs to enhance or interfere with memory formation.

The results are published online this week and appear in the October issue of Nature Neuroscience.

The protein beta-catenin acts like a Velcro strap, fastening cells' internal skeletons to proteins on their external membranes that connect them with other cells. In species ranging from flies to frogs to mice, it...

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Source: Mental Health Weekly Digest (2008-10-13)

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