Reawakening neurons: Researchers find an epigenetic culprit in memory decline

Wednesday, February 29, 2012 - 16:30 in Biology & Nature

In a mouse model of Alzheimer's disease, memory problems stem from an overactive enzyme that shuts off genes related to neuron communication. Researchers genetically blocked the enzyme HDAC2, and 'reawakened' some of the neurons -- restoring the animals' cognitive function.

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