Circadian rhythms and memory: not so simple as cogs and gears.

Abstract:

:The influence of circadian rhythms on memory has long been studied; however, the molecular prerequisites for their interaction remain elusive. The hippocampus, which is a region of the brain important for long-term memory formation and temporary maintenance, shows circadian rhythmicity in pathways central to the memory-consolidation process. As neuronal plasticity is the translation of numerous inputs, illuminating the direct molecular links between circadian rhythms and memory consolidation remains a daunting task. However, the elucidation of how clock genes contribute to synaptic plasticity could provide such a link. Furthermore, the idea that memory training could actually function as a zeitgeber for hippocampal neurons is worth consideration, based on our knowledge of the entrainment of the circadian clock system. The integration of many inputs in the hippocampus affects memory consolidation at both the cellular and the systems level, leaving the molecular connections between circadian rhythmicity and memory relatively obscure but ripe for investigation.

journal_name

EMBO Rep

journal_title

EMBO reports

authors

Eckel-Mahan KL,Storm DR

doi

10.1038/embor.2009.123

subject

Has Abstract

pub_date

2009-06-01 00:00:00

pages

584-91

issue

6

eissn

1469-221X

issn

1469-3178

pii

embor2009123

journal_volume

10

pub_type

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