Nuclear Tau and Its Potential Role in Alzheimer’s Disease

Tau protein, found in both neuronal and non-neuronal cells, forms aggregates in neurons that constitutes one of the hallmarks of Alzheimer’s disease (AD). For nearly four decades, research efforts have focused more on tau’s role in physiology and pathology in the context of the microtubules, even th...

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Main Authors: Mahmoud Bukar Maina, Youssra K. Al-Hilaly, Louise C. Serpell
Format: Article
Language:English
Published: MDPI AG 2016-01-01
Series:Biomolecules
Subjects:
Online Access:http://www.mdpi.com/2218-273X/6/1/9
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author Mahmoud Bukar Maina
Youssra K. Al-Hilaly
Louise C. Serpell
author_facet Mahmoud Bukar Maina
Youssra K. Al-Hilaly
Louise C. Serpell
author_sort Mahmoud Bukar Maina
collection DOAJ
description Tau protein, found in both neuronal and non-neuronal cells, forms aggregates in neurons that constitutes one of the hallmarks of Alzheimer’s disease (AD). For nearly four decades, research efforts have focused more on tau’s role in physiology and pathology in the context of the microtubules, even though, for over three decades, tau has been localised in the nucleus and the nucleolus. Its nuclear and nucleolar localisation had stimulated many questions regarding its role in these compartments. Data from cell culture, mouse brain, and the human brain suggests that nuclear tau could be essential for genome defense against cellular distress. However, its nature of translocation to the nucleus, its nuclear conformation and interaction with the DNA and other nuclear proteins highly suggest it could play multiple roles in the nucleus. To find efficient tau-based therapies, there is a need to understand more about the functional relevance of the varied cellular distribution of tau, identify whether specific tau transcripts or isoforms could predict tau’s localisation and function and how they are altered in diseases like AD. Here, we explore the cellular distribution of tau, its nuclear localisation and function and its possible involvement in neurodegeneration.
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spelling doaj.art-6bf0aebdad5740df85b67c91c5f150a52022-12-21T19:41:31ZengMDPI AGBiomolecules2218-273X2016-01-0161910.3390/biom6010009biom6010009Nuclear Tau and Its Potential Role in Alzheimer’s DiseaseMahmoud Bukar Maina0Youssra K. Al-Hilaly1Louise C. Serpell2School of Life Sciences, University of Sussex, Falmer, Brighton BN1 9QG, East Sussex, UKSchool of Life Sciences, University of Sussex, Falmer, Brighton BN1 9QG, East Sussex, UKSchool of Life Sciences, University of Sussex, Falmer, Brighton BN1 9QG, East Sussex, UKTau protein, found in both neuronal and non-neuronal cells, forms aggregates in neurons that constitutes one of the hallmarks of Alzheimer’s disease (AD). For nearly four decades, research efforts have focused more on tau’s role in physiology and pathology in the context of the microtubules, even though, for over three decades, tau has been localised in the nucleus and the nucleolus. Its nuclear and nucleolar localisation had stimulated many questions regarding its role in these compartments. Data from cell culture, mouse brain, and the human brain suggests that nuclear tau could be essential for genome defense against cellular distress. However, its nature of translocation to the nucleus, its nuclear conformation and interaction with the DNA and other nuclear proteins highly suggest it could play multiple roles in the nucleus. To find efficient tau-based therapies, there is a need to understand more about the functional relevance of the varied cellular distribution of tau, identify whether specific tau transcripts or isoforms could predict tau’s localisation and function and how they are altered in diseases like AD. Here, we explore the cellular distribution of tau, its nuclear localisation and function and its possible involvement in neurodegeneration.http://www.mdpi.com/2218-273X/6/1/9taunucleusnucleolusAlzheimer’s diseasepaired helical filamentneurofibrillary tangles
spellingShingle Mahmoud Bukar Maina
Youssra K. Al-Hilaly
Louise C. Serpell
Nuclear Tau and Its Potential Role in Alzheimer’s Disease
Biomolecules
tau
nucleus
nucleolus
Alzheimer’s disease
paired helical filament
neurofibrillary tangles
title Nuclear Tau and Its Potential Role in Alzheimer’s Disease
title_full Nuclear Tau and Its Potential Role in Alzheimer’s Disease
title_fullStr Nuclear Tau and Its Potential Role in Alzheimer’s Disease
title_full_unstemmed Nuclear Tau and Its Potential Role in Alzheimer’s Disease
title_short Nuclear Tau and Its Potential Role in Alzheimer’s Disease
title_sort nuclear tau and its potential role in alzheimer s disease
topic tau
nucleus
nucleolus
Alzheimer’s disease
paired helical filament
neurofibrillary tangles
url http://www.mdpi.com/2218-273X/6/1/9
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