News of the WeekNeuroscience

Minor Variation in Growth-Factor Gene Impairs Human Memory

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Science  31 Jan 2003:
Vol. 299, Issue 5607, pp. 639-640
DOI: 10.1126/science.299.5607.639a

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Summary

Buried deep within the brain, the sickle-shaped hippocampus helps determine what a person learns and remembers. Now, researchers have identified a tiny genetic variation that may influence just how effectively the hippocampus functions. People carrying the variation didn't perform as well on a memory test as did people with the standard version of the gene.