Extrinsic and intrinsic determinants of nerve regeneration

After central nervous system (CNS) injury axons fail to regenerate often leading to persistent neurologic deficit although injured peripheral nervous system (PNS) axons mount a robust regenerative response that may lead to functional recovery. Some of the failures of CNS regeneration arise from the...

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Main Authors: Toby A. Ferguson, Young-Jin Son
Format: Article
Language:English
Published: SAGE Publishing 2011-01-01
Series:Journal of Tissue Engineering
Online Access:https://doi.org/10.1177/2041731411418392
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author Toby A. Ferguson
Young-Jin Son
author_facet Toby A. Ferguson
Young-Jin Son
author_sort Toby A. Ferguson
collection DOAJ
description After central nervous system (CNS) injury axons fail to regenerate often leading to persistent neurologic deficit although injured peripheral nervous system (PNS) axons mount a robust regenerative response that may lead to functional recovery. Some of the failures of CNS regeneration arise from the many glial-based inhibitory molecules found in the injured CNS, whereas the intrinsic regenerative potential of some CNS neurons is actively curtailed during CNS maturation and limited after injury. In this review, the molecular basis for extrinsic and intrinsic modulation of axon regeneration within the nervous system is evaluated. A more complete understanding of the factors limiting axonal regeneration will provide a rational basis, which is used to develop improved treatments for nervous system injury.
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spelling doaj.art-2024842b2fd241af944f2e33265c212d2022-12-22T01:17:19ZengSAGE PublishingJournal of Tissue Engineering2041-73142011-01-01210.1177/204173141141839210.1177_2041731411418392Extrinsic and intrinsic determinants of nerve regenerationToby A. Ferguson0Young-Jin Son1 Department of Neurology, Temple University School of Medicine, Philadelphia, PA 19140, USA Department of Anatomy and Cell Biology, Temple University School of Medicine, Philadelphia, PA 19140, USAAfter central nervous system (CNS) injury axons fail to regenerate often leading to persistent neurologic deficit although injured peripheral nervous system (PNS) axons mount a robust regenerative response that may lead to functional recovery. Some of the failures of CNS regeneration arise from the many glial-based inhibitory molecules found in the injured CNS, whereas the intrinsic regenerative potential of some CNS neurons is actively curtailed during CNS maturation and limited after injury. In this review, the molecular basis for extrinsic and intrinsic modulation of axon regeneration within the nervous system is evaluated. A more complete understanding of the factors limiting axonal regeneration will provide a rational basis, which is used to develop improved treatments for nervous system injury.https://doi.org/10.1177/2041731411418392
spellingShingle Toby A. Ferguson
Young-Jin Son
Extrinsic and intrinsic determinants of nerve regeneration
Journal of Tissue Engineering
title Extrinsic and intrinsic determinants of nerve regeneration
title_full Extrinsic and intrinsic determinants of nerve regeneration
title_fullStr Extrinsic and intrinsic determinants of nerve regeneration
title_full_unstemmed Extrinsic and intrinsic determinants of nerve regeneration
title_short Extrinsic and intrinsic determinants of nerve regeneration
title_sort extrinsic and intrinsic determinants of nerve regeneration
url https://doi.org/10.1177/2041731411418392
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AT youngjinson extrinsicandintrinsicdeterminantsofnerveregeneration