Astrocytes in Neurodegeneration: Inspiration From Genetics

Despite the discovery of numerous molecules and pathologies, the pathophysiology of various neurodegenerative diseases remains unknown. Genetics participates in the pathogenesis of neurodegeneration. Neural dysfunction, which is thought to be a cell-autonomous mechanism, is insufficient to explain t...

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Main Authors: Jingxuan Huang, Chunyu Li, Huifang Shang
Format: Article
Language:English
Published: Frontiers Media S.A. 2022-06-01
Series:Frontiers in Neuroscience
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fnins.2022.882316/full
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author Jingxuan Huang
Chunyu Li
Huifang Shang
author_facet Jingxuan Huang
Chunyu Li
Huifang Shang
author_sort Jingxuan Huang
collection DOAJ
description Despite the discovery of numerous molecules and pathologies, the pathophysiology of various neurodegenerative diseases remains unknown. Genetics participates in the pathogenesis of neurodegeneration. Neural dysfunction, which is thought to be a cell-autonomous mechanism, is insufficient to explain the development of neurodegenerative disease, implying that other cells surrounding or related to neurons, such as glial cells, are involved in the pathogenesis. As the primary component of glial cells, astrocytes play a variety of roles in the maintenance of physiological functions in neurons and other glial cells. The pathophysiology of neurodegeneration is also influenced by reactive astrogliosis in response to central nervous system (CNS) injuries. Furthermore, those risk-gene variants identified in neurodegenerations are involved in astrocyte activation and senescence. In this review, we summarized the relationships between gene variants and astrocytes in four neurodegenerative diseases, including Alzheimer’s disease (AD), amyotrophic lateral sclerosis (ALS), frontotemporal dementia (FTD), and Parkinson’s disease (PD), and provided insights into the implications of astrocytes in the neurodegenerations.
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spelling doaj.art-7f9a7b99d6214e2aae44773d33d254462022-12-22T02:33:22ZengFrontiers Media S.A.Frontiers in Neuroscience1662-453X2022-06-011610.3389/fnins.2022.882316882316Astrocytes in Neurodegeneration: Inspiration From GeneticsJingxuan HuangChunyu LiHuifang ShangDespite the discovery of numerous molecules and pathologies, the pathophysiology of various neurodegenerative diseases remains unknown. Genetics participates in the pathogenesis of neurodegeneration. Neural dysfunction, which is thought to be a cell-autonomous mechanism, is insufficient to explain the development of neurodegenerative disease, implying that other cells surrounding or related to neurons, such as glial cells, are involved in the pathogenesis. As the primary component of glial cells, astrocytes play a variety of roles in the maintenance of physiological functions in neurons and other glial cells. The pathophysiology of neurodegeneration is also influenced by reactive astrogliosis in response to central nervous system (CNS) injuries. Furthermore, those risk-gene variants identified in neurodegenerations are involved in astrocyte activation and senescence. In this review, we summarized the relationships between gene variants and astrocytes in four neurodegenerative diseases, including Alzheimer’s disease (AD), amyotrophic lateral sclerosis (ALS), frontotemporal dementia (FTD), and Parkinson’s disease (PD), and provided insights into the implications of astrocytes in the neurodegenerations.https://www.frontiersin.org/articles/10.3389/fnins.2022.882316/fullastrocyteneurodegenerationgene variantADALSPD
spellingShingle Jingxuan Huang
Chunyu Li
Huifang Shang
Astrocytes in Neurodegeneration: Inspiration From Genetics
Frontiers in Neuroscience
astrocyte
neurodegeneration
gene variant
AD
ALS
PD
title Astrocytes in Neurodegeneration: Inspiration From Genetics
title_full Astrocytes in Neurodegeneration: Inspiration From Genetics
title_fullStr Astrocytes in Neurodegeneration: Inspiration From Genetics
title_full_unstemmed Astrocytes in Neurodegeneration: Inspiration From Genetics
title_short Astrocytes in Neurodegeneration: Inspiration From Genetics
title_sort astrocytes in neurodegeneration inspiration from genetics
topic astrocyte
neurodegeneration
gene variant
AD
ALS
PD
url https://www.frontiersin.org/articles/10.3389/fnins.2022.882316/full
work_keys_str_mv AT jingxuanhuang astrocytesinneurodegenerationinspirationfromgenetics
AT chunyuli astrocytesinneurodegenerationinspirationfromgenetics
AT huifangshang astrocytesinneurodegenerationinspirationfromgenetics