Corticosteroid hormones, synaptic strength and emotional memories: Corticosteroid modulation of memory - a cellular and molecular perspective

Olof Wiegert*, Marian Joels, Harm J. Krugers

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingChapterAcademicpeer-review

10 Citations (Scopus)

Abstract

Emotionally loaded and stressful events modulate cognitive performance. This modulation of cognitive performance is at least partially dependent on corticosteroid hormones that are released in high amounts during emotional or stressful events. Corticosterone both strengthens and suppresses cognitive performance and synaptic plasticity. These effects may critically depend on the timing of the stressful event and corticosteroid exposure with respect to the learning situation. Based on recent findings we propose a model in which corticosterone can rapidly enhance synaptic plasticity. Later, corticosterone may stabilize synaptic efficacy, possibly at the expense of reduced synaptic plasticity.

Original languageEnglish
Title of host publicationSTRESS HORMONES AND POST TRAUMATIC STRESS DISORDER: BASIC STUDIES AND CLINICAL PERSPECTIVES
EditorsER DeKloet, E Vermetten
PublisherELSEVIER SCIENCE BV
Pages269-271
Number of pages3
ISBN (Print)978-0-444-53140-7
DOIs
Publication statusPublished - 2007
Externally publishedYes
EventColloquium on Stress Hormones and Post Traumatic Stress Disorder - Basic Studies and Clinical Perspectives - Amsterdam, Netherlands
Duration: 28-Aug-200630-Aug-2006

Publication series

NameProgress in Brain Research
PublisherELSEVIER SCIENCE BV
Volume167
ISSN (Print)0079-6123

Conference

ConferenceColloquium on Stress Hormones and Post Traumatic Stress Disorder - Basic Studies and Clinical Perspectives
Country/TerritoryNetherlands
CityAmsterdam
Period28/08/200630/08/2006

Keywords

  • RECEPTOR TRAFFICKING
  • HIPPOCAMPAL
  • POTENTIATION
  • PLASTICITY

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