Definition: A chemical in the brain that plays a key role in memory, learning, and information processing. Dysfunction of the glutamate system has been associated with Alzheimer's disease. Namenda is an FDA-approved medication for Alzheimer's that regulates the activity of glutamate in the brain.
Glutamate
From Carrie Hill, PhD, former About.com Guide
Updated June 27, 2008
About.com Health's Disease and Condition content is reviewed by the Medical Review Board
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