In vivo Direct Conversion of Astrocytes to Neurons Maybe a Potential Alternative Strategy for Neurodegenerative Diseases

Partly because of extensions in lifespan, the incidence of neurodegenerative diseases is increasing, while there is no effective approach to slow or prevent neuronal degeneration. As we all know, neurons cannot self-regenerate and may not be replaced once being damaged or degenerated in human brain....

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Main Authors: Youcui Wang, Xiaoqin Zhang, Fenghua Chen, Ning Song, Junxia Xie
Format: Article
Language:English
Published: Frontiers Media S.A. 2021-08-01
Series:Frontiers in Aging Neuroscience
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fnagi.2021.689276/full
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author Youcui Wang
Xiaoqin Zhang
Fenghua Chen
Ning Song
Junxia Xie
author_facet Youcui Wang
Xiaoqin Zhang
Fenghua Chen
Ning Song
Junxia Xie
author_sort Youcui Wang
collection DOAJ
description Partly because of extensions in lifespan, the incidence of neurodegenerative diseases is increasing, while there is no effective approach to slow or prevent neuronal degeneration. As we all know, neurons cannot self-regenerate and may not be replaced once being damaged or degenerated in human brain. Astrocytes are widely distributed in the central nervous system (CNS) and proliferate once CNS injury or neurodegeneration occur. Actually, direct reprogramming astrocytes into functional neurons has been attracting more and more attention in recent years. Human astrocytes can be successfully converted into neurons in vitro. Notably, in vivo direct reprogramming of astrocytes into functional neurons were achieved in the adult mouse and non-human primate brains. In this review, we briefly summarized in vivo direct reprogramming of astrocytes into functional neurons as regenerative strategies for CNS diseases, mainly focusing on neurodegenerative diseases such as Parkinson’s disease (PD), Alzheimer’s disease (AD), and Huntington’s disease (HD). We highlight and outline the advantages and challenges of direct neuronal reprogramming from astrocytes in vivo for future neuroregenerative medicine.
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spelling doaj.art-26695a8a04014ecba658f8bcbdb74d4a2022-12-21T22:25:10ZengFrontiers Media S.A.Frontiers in Aging Neuroscience1663-43652021-08-011310.3389/fnagi.2021.689276689276In vivo Direct Conversion of Astrocytes to Neurons Maybe a Potential Alternative Strategy for Neurodegenerative DiseasesYoucui WangXiaoqin ZhangFenghua ChenNing SongJunxia XiePartly because of extensions in lifespan, the incidence of neurodegenerative diseases is increasing, while there is no effective approach to slow or prevent neuronal degeneration. As we all know, neurons cannot self-regenerate and may not be replaced once being damaged or degenerated in human brain. Astrocytes are widely distributed in the central nervous system (CNS) and proliferate once CNS injury or neurodegeneration occur. Actually, direct reprogramming astrocytes into functional neurons has been attracting more and more attention in recent years. Human astrocytes can be successfully converted into neurons in vitro. Notably, in vivo direct reprogramming of astrocytes into functional neurons were achieved in the adult mouse and non-human primate brains. In this review, we briefly summarized in vivo direct reprogramming of astrocytes into functional neurons as regenerative strategies for CNS diseases, mainly focusing on neurodegenerative diseases such as Parkinson’s disease (PD), Alzheimer’s disease (AD), and Huntington’s disease (HD). We highlight and outline the advantages and challenges of direct neuronal reprogramming from astrocytes in vivo for future neuroregenerative medicine.https://www.frontiersin.org/articles/10.3389/fnagi.2021.689276/fullastrocytesneuronsneurodegenerative diseasesin vivoconversion
spellingShingle Youcui Wang
Xiaoqin Zhang
Fenghua Chen
Ning Song
Junxia Xie
In vivo Direct Conversion of Astrocytes to Neurons Maybe a Potential Alternative Strategy for Neurodegenerative Diseases
Frontiers in Aging Neuroscience
astrocytes
neurons
neurodegenerative diseases
in vivo
conversion
title In vivo Direct Conversion of Astrocytes to Neurons Maybe a Potential Alternative Strategy for Neurodegenerative Diseases
title_full In vivo Direct Conversion of Astrocytes to Neurons Maybe a Potential Alternative Strategy for Neurodegenerative Diseases
title_fullStr In vivo Direct Conversion of Astrocytes to Neurons Maybe a Potential Alternative Strategy for Neurodegenerative Diseases
title_full_unstemmed In vivo Direct Conversion of Astrocytes to Neurons Maybe a Potential Alternative Strategy for Neurodegenerative Diseases
title_short In vivo Direct Conversion of Astrocytes to Neurons Maybe a Potential Alternative Strategy for Neurodegenerative Diseases
title_sort in vivo direct conversion of astrocytes to neurons maybe a potential alternative strategy for neurodegenerative diseases
topic astrocytes
neurons
neurodegenerative diseases
in vivo
conversion
url https://www.frontiersin.org/articles/10.3389/fnagi.2021.689276/full
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