The Role of Mitochondria in Reactive Oxygen Species Generation and Its Implications for Neurodegenerative Diseases

Mitochondria are dynamic cellular organelles that consistently migrate, fuse, and divide to modulate their number, size, and shape. In addition, they produce ATP, reactive oxygen species, and also have a biological role in antioxidant activities and Ca<sup>2+</sup> buffering. Mitochondri...

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Main Authors: Saima Kausar, Feng Wang, Hongjuan Cui
Format: Article
Language:English
Published: MDPI AG 2018-12-01
Series:Cells
Subjects:
Online Access:https://www.mdpi.com/2073-4409/7/12/274
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author Saima Kausar
Feng Wang
Hongjuan Cui
author_facet Saima Kausar
Feng Wang
Hongjuan Cui
author_sort Saima Kausar
collection DOAJ
description Mitochondria are dynamic cellular organelles that consistently migrate, fuse, and divide to modulate their number, size, and shape. In addition, they produce ATP, reactive oxygen species, and also have a biological role in antioxidant activities and Ca<sup>2+</sup> buffering. Mitochondria are thought to play a crucial biological role in most neurodegenerative disorders. Neurons, being high-energy-demanding cells, are closely related to the maintenance, dynamics, and functions of mitochondria. Thus, impairment of mitochondrial activities is associated with neurodegenerative diseases, pointing to the significance of mitochondrial functions in normal cell physiology. In recent years, considerable progress has been made in our knowledge of mitochondrial functions, which has raised interest in defining the involvement of mitochondrial dysfunction in neurodegenerative diseases. Here, we summarize the existing knowledge of the mitochondrial function in reactive oxygen species generation and its involvement in the development of neurodegenerative diseases.
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spelling doaj.art-5e0f7e901c87404d85ce009e7c432eef2023-08-02T01:31:37ZengMDPI AGCells2073-44092018-12-0171227410.3390/cells7120274cells7120274The Role of Mitochondria in Reactive Oxygen Species Generation and Its Implications for Neurodegenerative DiseasesSaima Kausar0Feng Wang1Hongjuan Cui2State Key Laboratory of Silkworm Genome Biology, Southwest University, Beibei, Chongqing 400716, ChinaState Key Laboratory of Silkworm Genome Biology, Southwest University, Beibei, Chongqing 400716, ChinaState Key Laboratory of Silkworm Genome Biology, Southwest University, Beibei, Chongqing 400716, ChinaMitochondria are dynamic cellular organelles that consistently migrate, fuse, and divide to modulate their number, size, and shape. In addition, they produce ATP, reactive oxygen species, and also have a biological role in antioxidant activities and Ca<sup>2+</sup> buffering. Mitochondria are thought to play a crucial biological role in most neurodegenerative disorders. Neurons, being high-energy-demanding cells, are closely related to the maintenance, dynamics, and functions of mitochondria. Thus, impairment of mitochondrial activities is associated with neurodegenerative diseases, pointing to the significance of mitochondrial functions in normal cell physiology. In recent years, considerable progress has been made in our knowledge of mitochondrial functions, which has raised interest in defining the involvement of mitochondrial dysfunction in neurodegenerative diseases. Here, we summarize the existing knowledge of the mitochondrial function in reactive oxygen species generation and its involvement in the development of neurodegenerative diseases.https://www.mdpi.com/2073-4409/7/12/274electron transport chainmitochondrianeurodegenerative diseasesoxidative damage
spellingShingle Saima Kausar
Feng Wang
Hongjuan Cui
The Role of Mitochondria in Reactive Oxygen Species Generation and Its Implications for Neurodegenerative Diseases
Cells
electron transport chain
mitochondria
neurodegenerative diseases
oxidative damage
title The Role of Mitochondria in Reactive Oxygen Species Generation and Its Implications for Neurodegenerative Diseases
title_full The Role of Mitochondria in Reactive Oxygen Species Generation and Its Implications for Neurodegenerative Diseases
title_fullStr The Role of Mitochondria in Reactive Oxygen Species Generation and Its Implications for Neurodegenerative Diseases
title_full_unstemmed The Role of Mitochondria in Reactive Oxygen Species Generation and Its Implications for Neurodegenerative Diseases
title_short The Role of Mitochondria in Reactive Oxygen Species Generation and Its Implications for Neurodegenerative Diseases
title_sort role of mitochondria in reactive oxygen species generation and its implications for neurodegenerative diseases
topic electron transport chain
mitochondria
neurodegenerative diseases
oxidative damage
url https://www.mdpi.com/2073-4409/7/12/274
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