Beta-amyloid oligomers: recent developments

Recent studies point to a critical role of soluble β-amyloid oligomers in the pathogenesis of one of the most common neurodegenerative diseases, Alzheimer's disease (AD). Beta-amyloid peptides are cleavage products of a ubiquitously expressed protein, the amyloid precursor protein. Early studie...

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Main Authors: Borutaite Vilmante, Morkuniene Ramune, Valincius Gintaras
Format: Article
Language:English
Published: De Gruyter 2011-06-01
Series:Biomolecular Concepts
Subjects:
Online Access:https://doi.org/10.1515/bmc.2011.019
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author Borutaite Vilmante
Morkuniene Ramune
Valincius Gintaras
author_facet Borutaite Vilmante
Morkuniene Ramune
Valincius Gintaras
author_sort Borutaite Vilmante
collection DOAJ
description Recent studies point to a critical role of soluble β-amyloid oligomers in the pathogenesis of one of the most common neurodegenerative diseases, Alzheimer's disease (AD). Beta-amyloid peptides are cleavage products of a ubiquitously expressed protein, the amyloid precursor protein. Early studies suggested that accumulation of extracellular β-amyloid aggregates are the most toxic species causing synaptic dysfunction and neuronal loss in particular regions of the brain (neurobiological features underlying cognitive decline of the AD patients). In recent years, a shift of pardigm occurred, and now there is accumulating evidence that soluble oligomeric forms of the peptide are the most toxic to neuronal cells. In this review, we discuss recent findings on the toxic effects of amyloid-β oligomers, their physico-chemical properties and the possible pathways of their formation in vitro and in vivo.
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spelling doaj.art-64b49f1b24f64c7496626683c525e37a2022-12-21T21:55:37ZengDe GruyterBiomolecular Concepts1868-50211868-503X2011-06-012321122210.1515/bmc.2011.019Beta-amyloid oligomers: recent developmentsBorutaite Vilmante0Morkuniene Ramune1Valincius Gintaras2Institute for Biomedical Research, Lithuanian University of Health Sciences, Eiveniu Str. 4, LT-50009 Kaunas, LithuaniaInstitute for Biomedical Research, Lithuanian University of Health Sciences, Eiveniu Str. 4, LT-50009 Kaunas, LithuaniaInstitute of Biochemistry, Vilnius University, Mokslininku Str. 12, LT-08662 Vilnius, LithuaniaRecent studies point to a critical role of soluble β-amyloid oligomers in the pathogenesis of one of the most common neurodegenerative diseases, Alzheimer's disease (AD). Beta-amyloid peptides are cleavage products of a ubiquitously expressed protein, the amyloid precursor protein. Early studies suggested that accumulation of extracellular β-amyloid aggregates are the most toxic species causing synaptic dysfunction and neuronal loss in particular regions of the brain (neurobiological features underlying cognitive decline of the AD patients). In recent years, a shift of pardigm occurred, and now there is accumulating evidence that soluble oligomeric forms of the peptide are the most toxic to neuronal cells. In this review, we discuss recent findings on the toxic effects of amyloid-β oligomers, their physico-chemical properties and the possible pathways of their formation in vitro and in vivo.https://doi.org/10.1515/bmc.2011.019alzheimer's diseaseβ-amyloidneuronal cell death
spellingShingle Borutaite Vilmante
Morkuniene Ramune
Valincius Gintaras
Beta-amyloid oligomers: recent developments
Biomolecular Concepts
alzheimer's disease
β-amyloid
neuronal cell death
title Beta-amyloid oligomers: recent developments
title_full Beta-amyloid oligomers: recent developments
title_fullStr Beta-amyloid oligomers: recent developments
title_full_unstemmed Beta-amyloid oligomers: recent developments
title_short Beta-amyloid oligomers: recent developments
title_sort beta amyloid oligomers recent developments
topic alzheimer's disease
β-amyloid
neuronal cell death
url https://doi.org/10.1515/bmc.2011.019
work_keys_str_mv AT borutaitevilmante betaamyloidoligomersrecentdevelopments
AT morkunieneramune betaamyloidoligomersrecentdevelopments
AT valinciusgintaras betaamyloidoligomersrecentdevelopments