Iron, Aging, and Neurodegeneration

Iron is a trace element of considerable interest to both chemistry and biology. In a biological context its chemistry is vital to the roles it performs. However, that same chemistry can contribute to a more deleterious role in a variety of diseases. The brain is a very sensitive organ due to the i...

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Main Authors: Dafina M. Angelova, David R. Brown
Format: Article
Language:English
Published: MDPI AG 2015-11-01
Series:Metals
Subjects:
Online Access:http://www.mdpi.com/2075-4701/5/4/2070
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author Dafina M. Angelova
David R. Brown
author_facet Dafina M. Angelova
David R. Brown
author_sort Dafina M. Angelova
collection DOAJ
description Iron is a trace element of considerable interest to both chemistry and biology. In a biological context its chemistry is vital to the roles it performs. However, that same chemistry can contribute to a more deleterious role in a variety of diseases. The brain is a very sensitive organ due to the irreplaceable nature of neurons. In this regard regulation of brain iron chemistry is essential to maintaining neuronal viability. During the course of normal aging, the brain changes the way it deals with iron and this can contribute to its susceptibility to disease. Additionally, many of the known neurodegenerative diseases have been shown to be influenced by changes in brain iron. This review examines the role of iron in the brain and neurodegenerative diseases and the potential role of changes in brain iron caused by aging.
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spelling doaj.art-8addfc6241274b5f99be066f961716202022-12-22T03:30:08ZengMDPI AGMetals2075-47012015-11-01542070209210.3390/met5042070met5042070Iron, Aging, and NeurodegenerationDafina M. Angelova0David R. Brown1Department of Biology and Biochemistry, University of Bath, Bath BA2 7AY, UKDepartment of Biology and Biochemistry, University of Bath, Bath BA2 7AY, UKIron is a trace element of considerable interest to both chemistry and biology. In a biological context its chemistry is vital to the roles it performs. However, that same chemistry can contribute to a more deleterious role in a variety of diseases. The brain is a very sensitive organ due to the irreplaceable nature of neurons. In this regard regulation of brain iron chemistry is essential to maintaining neuronal viability. During the course of normal aging, the brain changes the way it deals with iron and this can contribute to its susceptibility to disease. Additionally, many of the known neurodegenerative diseases have been shown to be influenced by changes in brain iron. This review examines the role of iron in the brain and neurodegenerative diseases and the potential role of changes in brain iron caused by aging.http://www.mdpi.com/2075-4701/5/4/2070synucleinamyloidprionAlzheimer’s diseaseParkinson’s diseasetransmissible spongiform encephalopathyferrireductasemicroglia
spellingShingle Dafina M. Angelova
David R. Brown
Iron, Aging, and Neurodegeneration
Metals
synuclein
amyloid
prion
Alzheimer’s disease
Parkinson’s disease
transmissible spongiform encephalopathy
ferrireductase
microglia
title Iron, Aging, and Neurodegeneration
title_full Iron, Aging, and Neurodegeneration
title_fullStr Iron, Aging, and Neurodegeneration
title_full_unstemmed Iron, Aging, and Neurodegeneration
title_short Iron, Aging, and Neurodegeneration
title_sort iron aging and neurodegeneration
topic synuclein
amyloid
prion
Alzheimer’s disease
Parkinson’s disease
transmissible spongiform encephalopathy
ferrireductase
microglia
url http://www.mdpi.com/2075-4701/5/4/2070
work_keys_str_mv AT dafinamangelova ironagingandneurodegeneration
AT davidrbrown ironagingandneurodegeneration