Neuron–Oligodendrocyte Communication in Myelination of Cortical GABAergic Cells

Axonal myelination by oligodendrocytes increases the speed and reliability of action potential propagation, and so plays a pivotal role in cortical information processing. The extent and profile of myelination vary between different cortical layers and groups of neurons. Two subtypes of cortical GAB...

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Main Authors: Elisa Mazuir, Desdemona Fricker, Nathalie Sol-Foulon
Format: Article
Language:English
Published: MDPI AG 2021-03-01
Series:Life
Subjects:
Online Access:https://www.mdpi.com/2075-1729/11/3/216
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author Elisa Mazuir
Desdemona Fricker
Nathalie Sol-Foulon
author_facet Elisa Mazuir
Desdemona Fricker
Nathalie Sol-Foulon
author_sort Elisa Mazuir
collection DOAJ
description Axonal myelination by oligodendrocytes increases the speed and reliability of action potential propagation, and so plays a pivotal role in cortical information processing. The extent and profile of myelination vary between different cortical layers and groups of neurons. Two subtypes of cortical GABAergic neurons are myelinated: fast-spiking parvalbumin-expressing cells and somatostatin-containing cells. The expression of pre-nodes on the axon of these inhibitory cells before myelination illuminates communication between oligodendrocytes and neurons. We explore the consequences of myelination for action potential propagation, for patterns of neuronal connectivity and for the expression of behavioral plasticity.
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spelling doaj.art-d374dde272dc47e5b0a9eb18b64772c12023-11-21T09:41:18ZengMDPI AGLife2075-17292021-03-0111321610.3390/life11030216Neuron–Oligodendrocyte Communication in Myelination of Cortical GABAergic CellsElisa Mazuir0Desdemona Fricker1Nathalie Sol-Foulon2Inserm, CNRS, Paris Brain Institute, ICM, Sorbonne University, Pitié-Salpêtrière Hospital, F-75013 Paris, FranceCNRS UMR 8002, Integrative Neuroscience and Cognition Center, Université de Paris, F-75006 Paris, FranceInserm, CNRS, Paris Brain Institute, ICM, Sorbonne University, Pitié-Salpêtrière Hospital, F-75013 Paris, FranceAxonal myelination by oligodendrocytes increases the speed and reliability of action potential propagation, and so plays a pivotal role in cortical information processing. The extent and profile of myelination vary between different cortical layers and groups of neurons. Two subtypes of cortical GABAergic neurons are myelinated: fast-spiking parvalbumin-expressing cells and somatostatin-containing cells. The expression of pre-nodes on the axon of these inhibitory cells before myelination illuminates communication between oligodendrocytes and neurons. We explore the consequences of myelination for action potential propagation, for patterns of neuronal connectivity and for the expression of behavioral plasticity.https://www.mdpi.com/2075-1729/11/3/216Myelinoligodendrocytesoligodendrocyte lineage cellsGABAergic neuronsinterneuronsfast-spiking PV<sup>+</sup> cells
spellingShingle Elisa Mazuir
Desdemona Fricker
Nathalie Sol-Foulon
Neuron–Oligodendrocyte Communication in Myelination of Cortical GABAergic Cells
Life
Myelin
oligodendrocytes
oligodendrocyte lineage cells
GABAergic neurons
interneurons
fast-spiking PV<sup>+</sup> cells
title Neuron–Oligodendrocyte Communication in Myelination of Cortical GABAergic Cells
title_full Neuron–Oligodendrocyte Communication in Myelination of Cortical GABAergic Cells
title_fullStr Neuron–Oligodendrocyte Communication in Myelination of Cortical GABAergic Cells
title_full_unstemmed Neuron–Oligodendrocyte Communication in Myelination of Cortical GABAergic Cells
title_short Neuron–Oligodendrocyte Communication in Myelination of Cortical GABAergic Cells
title_sort neuron oligodendrocyte communication in myelination of cortical gabaergic cells
topic Myelin
oligodendrocytes
oligodendrocyte lineage cells
GABAergic neurons
interneurons
fast-spiking PV<sup>+</sup> cells
url https://www.mdpi.com/2075-1729/11/3/216
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AT nathaliesolfoulon neuronoligodendrocytecommunicationinmyelinationofcorticalgabaergiccells