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Sleep Benefits Subsequent Hippocampal Functioning

Overview
Journal Nat Neurosci
Date 2009 Jan 20
PMID 19151712
Citations 96
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Abstract

Sleep before learning benefits memory encoding through unknown mechanisms. We found that even a mild sleep disruption that suppressed slow-wave activity and induced shallow sleep, but did not reduce total sleep time, was sufficient to affect subsequent successful encoding-related hippocampal activation and memory performance in healthy human subjects. Implicit learning was not affected. Our results suggest that the hippocampus is particularly sensitive to shallow, but intact, sleep.

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