GAP-43 and BASP1 in Axon Regeneration: Implications for the Treatment of Neurodegenerative Diseases

Growth-associated protein-43 (GAP-43) and brain acid-soluble protein 1 (BASP1) regulate actin dynamics and presynaptic vesicle cycling at axon terminals, thereby facilitating axonal growth, regeneration, and plasticity. These functions highly depend on changes in GAP-43 and BASP1 expression levels a...

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Main Authors: Daayun Chung, Andrew Shum, Gabriela Caraveo
Format: Article
Language:English
Published: Frontiers Media S.A. 2020-09-01
Series:Frontiers in Cell and Developmental Biology
Subjects:
Online Access:https://www.frontiersin.org/article/10.3389/fcell.2020.567537/full
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author Daayun Chung
Andrew Shum
Gabriela Caraveo
author_facet Daayun Chung
Andrew Shum
Gabriela Caraveo
author_sort Daayun Chung
collection DOAJ
description Growth-associated protein-43 (GAP-43) and brain acid-soluble protein 1 (BASP1) regulate actin dynamics and presynaptic vesicle cycling at axon terminals, thereby facilitating axonal growth, regeneration, and plasticity. These functions highly depend on changes in GAP-43 and BASP1 expression levels and post-translational modifications such as phosphorylation. Interestingly, examinations of GAP-43 and BASP1 in neurodegenerative diseases reveal alterations in their expression and phosphorylation profiles. This review provides an overview of the structural properties, regulations, and functions of GAP-43 and BASP1, highlighting their involvement in neural injury response and regeneration. By discussing GAP-43 and BASP1 in the context of neurodegenerative diseases, we also explore the therapeutic potential of modulating their activities to compensate for neuron loss in neurodegenerative diseases.
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spelling doaj.art-d4000396b6d246b985221860749060492022-12-21T20:14:34ZengFrontiers Media S.A.Frontiers in Cell and Developmental Biology2296-634X2020-09-01810.3389/fcell.2020.567537567537GAP-43 and BASP1 in Axon Regeneration: Implications for the Treatment of Neurodegenerative DiseasesDaayun ChungAndrew ShumGabriela CaraveoGrowth-associated protein-43 (GAP-43) and brain acid-soluble protein 1 (BASP1) regulate actin dynamics and presynaptic vesicle cycling at axon terminals, thereby facilitating axonal growth, regeneration, and plasticity. These functions highly depend on changes in GAP-43 and BASP1 expression levels and post-translational modifications such as phosphorylation. Interestingly, examinations of GAP-43 and BASP1 in neurodegenerative diseases reveal alterations in their expression and phosphorylation profiles. This review provides an overview of the structural properties, regulations, and functions of GAP-43 and BASP1, highlighting their involvement in neural injury response and regeneration. By discussing GAP-43 and BASP1 in the context of neurodegenerative diseases, we also explore the therapeutic potential of modulating their activities to compensate for neuron loss in neurodegenerative diseases.https://www.frontiersin.org/article/10.3389/fcell.2020.567537/fullGAP-43BASP1phosphorylationneural injury responseaxon regenerationneurodegenerative diseases
spellingShingle Daayun Chung
Andrew Shum
Gabriela Caraveo
GAP-43 and BASP1 in Axon Regeneration: Implications for the Treatment of Neurodegenerative Diseases
Frontiers in Cell and Developmental Biology
GAP-43
BASP1
phosphorylation
neural injury response
axon regeneration
neurodegenerative diseases
title GAP-43 and BASP1 in Axon Regeneration: Implications for the Treatment of Neurodegenerative Diseases
title_full GAP-43 and BASP1 in Axon Regeneration: Implications for the Treatment of Neurodegenerative Diseases
title_fullStr GAP-43 and BASP1 in Axon Regeneration: Implications for the Treatment of Neurodegenerative Diseases
title_full_unstemmed GAP-43 and BASP1 in Axon Regeneration: Implications for the Treatment of Neurodegenerative Diseases
title_short GAP-43 and BASP1 in Axon Regeneration: Implications for the Treatment of Neurodegenerative Diseases
title_sort gap 43 and basp1 in axon regeneration implications for the treatment of neurodegenerative diseases
topic GAP-43
BASP1
phosphorylation
neural injury response
axon regeneration
neurodegenerative diseases
url https://www.frontiersin.org/article/10.3389/fcell.2020.567537/full
work_keys_str_mv AT daayunchung gap43andbasp1inaxonregenerationimplicationsforthetreatmentofneurodegenerativediseases
AT andrewshum gap43andbasp1inaxonregenerationimplicationsforthetreatmentofneurodegenerativediseases
AT gabrielacaraveo gap43andbasp1inaxonregenerationimplicationsforthetreatmentofneurodegenerativediseases