The contribution of inhibitory interneurons to circuit dysfunction in Fragile X Syndrome

Many neurological disorders, including neurodevelopmental disorders, report hypersynchrony of neuronal networks. These alterations in neuronal synchronization suggest a link to the function of inhibitory interneurons. In Fragile X Syndrome (FXS), it has been reported that altered synchronization ma...

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Main Authors: Christian eCea-Del Rio, Molly Maureen Huntsman
Format: Article
Language:English
Published: Frontiers Media S.A. 2014-08-01
Series:Frontiers in Cellular Neuroscience
Subjects:
Online Access:http://journal.frontiersin.org/Journal/10.3389/fncel.2014.00245/full
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author Christian eCea-Del Rio
Molly Maureen Huntsman
author_facet Christian eCea-Del Rio
Molly Maureen Huntsman
author_sort Christian eCea-Del Rio
collection DOAJ
description Many neurological disorders, including neurodevelopmental disorders, report hypersynchrony of neuronal networks. These alterations in neuronal synchronization suggest a link to the function of inhibitory interneurons. In Fragile X Syndrome (FXS), it has been reported that altered synchronization may underlie hyperexcitability, cognitive dysfunction and provide a link to the increased incidence of epileptic seizures. Therefore, understanding the roles of inhibitory interneurons and how they control neuronal networks is of great importance in studying neurodevelopmental disorders such as FXS. Here, we present a review of how interneuron populations and inhibition are important contributors to the loss of excitatory/inhibitory balance seen in hypersynchronous and hyperexcitable networks from neurodevelopmental disorders, and specifically in FXS.
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spelling doaj.art-696fd62ee92a443e8aa3e4ac835aa3862022-12-22T01:30:31ZengFrontiers Media S.A.Frontiers in Cellular Neuroscience1662-51022014-08-01810.3389/fncel.2014.00245103584The contribution of inhibitory interneurons to circuit dysfunction in Fragile X SyndromeChristian eCea-Del Rio0Molly Maureen Huntsman1University of Colorado Denver Anschutz Medical CampusUniversity of Colorado Denver Anschutz Medical CampusMany neurological disorders, including neurodevelopmental disorders, report hypersynchrony of neuronal networks. These alterations in neuronal synchronization suggest a link to the function of inhibitory interneurons. In Fragile X Syndrome (FXS), it has been reported that altered synchronization may underlie hyperexcitability, cognitive dysfunction and provide a link to the increased incidence of epileptic seizures. Therefore, understanding the roles of inhibitory interneurons and how they control neuronal networks is of great importance in studying neurodevelopmental disorders such as FXS. Here, we present a review of how interneuron populations and inhibition are important contributors to the loss of excitatory/inhibitory balance seen in hypersynchronous and hyperexcitable networks from neurodevelopmental disorders, and specifically in FXS.http://journal.frontiersin.org/Journal/10.3389/fncel.2014.00245/fullInterneuronsSynaptic TransmissionGABAsynchronizationinhibitory neurotransmission
spellingShingle Christian eCea-Del Rio
Molly Maureen Huntsman
The contribution of inhibitory interneurons to circuit dysfunction in Fragile X Syndrome
Frontiers in Cellular Neuroscience
Interneurons
Synaptic Transmission
GABA
synchronization
inhibitory neurotransmission
title The contribution of inhibitory interneurons to circuit dysfunction in Fragile X Syndrome
title_full The contribution of inhibitory interneurons to circuit dysfunction in Fragile X Syndrome
title_fullStr The contribution of inhibitory interneurons to circuit dysfunction in Fragile X Syndrome
title_full_unstemmed The contribution of inhibitory interneurons to circuit dysfunction in Fragile X Syndrome
title_short The contribution of inhibitory interneurons to circuit dysfunction in Fragile X Syndrome
title_sort contribution of inhibitory interneurons to circuit dysfunction in fragile x syndrome
topic Interneurons
Synaptic Transmission
GABA
synchronization
inhibitory neurotransmission
url http://journal.frontiersin.org/Journal/10.3389/fncel.2014.00245/full
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