Dual role of brain-derived extracellular vesicles in dementia-related neurodegenerative disorders: cargo of disease spreading signals and diagnostic-therapeutic molecules

Abstract Neurodegenerative disorders are one of the most common causes of disability and represent 6.3% of the global burden of disease. Among them, Alzheimer’s, Parkinson’s, and Huntington’s diseases cause cognitive decline, representing the most disabling symptom on both personal and social levels...

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Main Authors: Francesca Natale, Salvatore Fusco, Claudio Grassi
Format: Article
Language:English
Published: BMC 2022-11-01
Series:Translational Neurodegeneration
Subjects:
Online Access:https://doi.org/10.1186/s40035-022-00326-w
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author Francesca Natale
Salvatore Fusco
Claudio Grassi
author_facet Francesca Natale
Salvatore Fusco
Claudio Grassi
author_sort Francesca Natale
collection DOAJ
description Abstract Neurodegenerative disorders are one of the most common causes of disability and represent 6.3% of the global burden of disease. Among them, Alzheimer’s, Parkinson’s, and Huntington’s diseases cause cognitive decline, representing the most disabling symptom on both personal and social levels. The molecular mechanisms underlying the onset and progression of dementia are still poorly understood, and include secretory factors potentially affecting differentiated neurons, glial cells and neural stem cell niche. In the last decade, much attention has been devoted to exosomes as novel carriers of information exchanged among both neighbouring and distant cells. These vesicles can be generated and internalized by different brain cells including neurons, neural stem cells, astrocytes, and microglia, thereby affecting neural plasticity and cognitive functions in physiological and pathological conditions. Here, we review data on the roles of exosomes as carriers of bioactive molecules potentially involved in the pathogenesis of neurodegenerative disorders and detectable in biological fluids as biomarkers of dementia. We also discuss the experimental evidence of the therapeutic potential of stem cell-derived vesicles in experimental models of neurodegeneration-dependent cognitive decline.
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spelling doaj.art-c7bbf4ec41b04ebc8408aa995fdb92662022-12-22T04:20:22ZengBMCTranslational Neurodegeneration2047-91582022-11-0111111710.1186/s40035-022-00326-wDual role of brain-derived extracellular vesicles in dementia-related neurodegenerative disorders: cargo of disease spreading signals and diagnostic-therapeutic moleculesFrancesca Natale0Salvatore Fusco1Claudio Grassi2Department of Neuroscience, Università Cattolica del Sacro CuoreDepartment of Neuroscience, Università Cattolica del Sacro CuoreDepartment of Neuroscience, Università Cattolica del Sacro CuoreAbstract Neurodegenerative disorders are one of the most common causes of disability and represent 6.3% of the global burden of disease. Among them, Alzheimer’s, Parkinson’s, and Huntington’s diseases cause cognitive decline, representing the most disabling symptom on both personal and social levels. The molecular mechanisms underlying the onset and progression of dementia are still poorly understood, and include secretory factors potentially affecting differentiated neurons, glial cells and neural stem cell niche. In the last decade, much attention has been devoted to exosomes as novel carriers of information exchanged among both neighbouring and distant cells. These vesicles can be generated and internalized by different brain cells including neurons, neural stem cells, astrocytes, and microglia, thereby affecting neural plasticity and cognitive functions in physiological and pathological conditions. Here, we review data on the roles of exosomes as carriers of bioactive molecules potentially involved in the pathogenesis of neurodegenerative disorders and detectable in biological fluids as biomarkers of dementia. We also discuss the experimental evidence of the therapeutic potential of stem cell-derived vesicles in experimental models of neurodegeneration-dependent cognitive decline.https://doi.org/10.1186/s40035-022-00326-wExtracellular vesiclesNeurodegenerative diseasesStem cellsBiomarkersCognitive decline
spellingShingle Francesca Natale
Salvatore Fusco
Claudio Grassi
Dual role of brain-derived extracellular vesicles in dementia-related neurodegenerative disorders: cargo of disease spreading signals and diagnostic-therapeutic molecules
Translational Neurodegeneration
Extracellular vesicles
Neurodegenerative diseases
Stem cells
Biomarkers
Cognitive decline
title Dual role of brain-derived extracellular vesicles in dementia-related neurodegenerative disorders: cargo of disease spreading signals and diagnostic-therapeutic molecules
title_full Dual role of brain-derived extracellular vesicles in dementia-related neurodegenerative disorders: cargo of disease spreading signals and diagnostic-therapeutic molecules
title_fullStr Dual role of brain-derived extracellular vesicles in dementia-related neurodegenerative disorders: cargo of disease spreading signals and diagnostic-therapeutic molecules
title_full_unstemmed Dual role of brain-derived extracellular vesicles in dementia-related neurodegenerative disorders: cargo of disease spreading signals and diagnostic-therapeutic molecules
title_short Dual role of brain-derived extracellular vesicles in dementia-related neurodegenerative disorders: cargo of disease spreading signals and diagnostic-therapeutic molecules
title_sort dual role of brain derived extracellular vesicles in dementia related neurodegenerative disorders cargo of disease spreading signals and diagnostic therapeutic molecules
topic Extracellular vesicles
Neurodegenerative diseases
Stem cells
Biomarkers
Cognitive decline
url https://doi.org/10.1186/s40035-022-00326-w
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