Structural, Synaptic, and Epigenetic Dynamics of Enduring Memories

Our memories are the records of the experiences we gain in our everyday life. Over time, they slowly transform from an initially unstable state into a long-lasting form. Many studies have been investigating from different aspects how a memory could persist for sometimes up to decades. In this review...

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Main Authors: Ossama Khalaf, Johannes Gräff
Format: Article
Language:English
Published: Wiley 2016-01-01
Series:Neural Plasticity
Online Access:http://dx.doi.org/10.1155/2016/3425908
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author Ossama Khalaf
Johannes Gräff
author_facet Ossama Khalaf
Johannes Gräff
author_sort Ossama Khalaf
collection DOAJ
description Our memories are the records of the experiences we gain in our everyday life. Over time, they slowly transform from an initially unstable state into a long-lasting form. Many studies have been investigating from different aspects how a memory could persist for sometimes up to decades. In this review, we highlight three of the greatly addressed mechanisms that play a central role for a given memory to endure: the allocation of the memory to a given neuronal population and what brain areas are recruited for its storage; the structural changes that underlie memory persistence; and finally the epigenetic control of gene expression that might regulate and support memory perseverance. Examining such key properties of a memory is essential towards a finer understanding of its capacity to last.
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spelling doaj-art-54bf5664f68842a7848d50cad192fb912025-02-03T07:24:52ZengWileyNeural Plasticity2090-59041687-54432016-01-01201610.1155/2016/34259083425908Structural, Synaptic, and Epigenetic Dynamics of Enduring MemoriesOssama Khalaf0Johannes Gräff1Laboratory of Neuroepigenetics, Brain Mind Institute, Faculty of Life Sciences, École Polytechnique Fédérale de Lausanne (EPFL), 1015 Lausanne, SwitzerlandLaboratory of Neuroepigenetics, Brain Mind Institute, Faculty of Life Sciences, École Polytechnique Fédérale de Lausanne (EPFL), 1015 Lausanne, SwitzerlandOur memories are the records of the experiences we gain in our everyday life. Over time, they slowly transform from an initially unstable state into a long-lasting form. Many studies have been investigating from different aspects how a memory could persist for sometimes up to decades. In this review, we highlight three of the greatly addressed mechanisms that play a central role for a given memory to endure: the allocation of the memory to a given neuronal population and what brain areas are recruited for its storage; the structural changes that underlie memory persistence; and finally the epigenetic control of gene expression that might regulate and support memory perseverance. Examining such key properties of a memory is essential towards a finer understanding of its capacity to last.http://dx.doi.org/10.1155/2016/3425908
spellingShingle Ossama Khalaf
Johannes Gräff
Structural, Synaptic, and Epigenetic Dynamics of Enduring Memories
Neural Plasticity
title Structural, Synaptic, and Epigenetic Dynamics of Enduring Memories
title_full Structural, Synaptic, and Epigenetic Dynamics of Enduring Memories
title_fullStr Structural, Synaptic, and Epigenetic Dynamics of Enduring Memories
title_full_unstemmed Structural, Synaptic, and Epigenetic Dynamics of Enduring Memories
title_short Structural, Synaptic, and Epigenetic Dynamics of Enduring Memories
title_sort structural synaptic and epigenetic dynamics of enduring memories
url http://dx.doi.org/10.1155/2016/3425908
work_keys_str_mv AT ossamakhalaf structuralsynapticandepigeneticdynamicsofenduringmemories
AT johannesgraff structuralsynapticandepigeneticdynamicsofenduringmemories