Inflammation and Oxidative Stress: The Molecular Connectivity between Insulin Resistance, Obesity, and Alzheimer’s Disease

Type 2 diabetes (T2DM), Alzheimer’s disease (AD), and insulin resistance are age-related conditions and increased prevalence is of public concern. Recent research has provided evidence that insulin resistance and impaired insulin signalling may be a contributory factor to the progression of diabetes...

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Main Authors: Giuseppe Verdile, Kevin N. Keane, Vinicius F. Cruzat, Sandra Medic, Miheer Sabale, Joanne Rowles, Nadeeja Wijesekara, Ralph N. Martins, Paul E. Fraser, Philip Newsholme
Format: Article
Language:English
Published: Wiley 2015-01-01
Series:Mediators of Inflammation
Online Access:http://dx.doi.org/10.1155/2015/105828
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author Giuseppe Verdile
Kevin N. Keane
Vinicius F. Cruzat
Sandra Medic
Miheer Sabale
Joanne Rowles
Nadeeja Wijesekara
Ralph N. Martins
Paul E. Fraser
Philip Newsholme
author_facet Giuseppe Verdile
Kevin N. Keane
Vinicius F. Cruzat
Sandra Medic
Miheer Sabale
Joanne Rowles
Nadeeja Wijesekara
Ralph N. Martins
Paul E. Fraser
Philip Newsholme
author_sort Giuseppe Verdile
collection DOAJ
description Type 2 diabetes (T2DM), Alzheimer’s disease (AD), and insulin resistance are age-related conditions and increased prevalence is of public concern. Recent research has provided evidence that insulin resistance and impaired insulin signalling may be a contributory factor to the progression of diabetes, dementia, and other neurological disorders. Alzheimer’s disease (AD) is the most common subtype of dementia. Reduced release (for T2DM) and decreased action of insulin are central to the development and progression of both T2DM and AD. A literature search was conducted to identify molecular commonalities between obesity, diabetes, and AD. Insulin resistance affects many tissues and organs, either through impaired insulin signalling or through aberrant changes in both glucose and lipid (cholesterol and triacylglycerol) metabolism and concentrations in the blood. Although epidemiological and biological evidence has highlighted an increased incidence of cognitive decline and AD in patients with T2DM, the common molecular basis of cell and tissue dysfunction is rapidly gaining recognition. As a cause or consequence, the chronic inflammatory response and oxidative stress associated with T2DM, amyloid-β (Aβ) protein accumulation, and mitochondrial dysfunction link T2DM and AD.
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spelling doaj-art-de65fd2b05df46b59967626a085fe8152025-02-03T06:05:53ZengWileyMediators of Inflammation0962-93511466-18612015-01-01201510.1155/2015/105828105828Inflammation and Oxidative Stress: The Molecular Connectivity between Insulin Resistance, Obesity, and Alzheimer’s DiseaseGiuseppe Verdile0Kevin N. Keane1Vinicius F. Cruzat2Sandra Medic3Miheer Sabale4Joanne Rowles5Nadeeja Wijesekara6Ralph N. Martins7Paul E. Fraser8Philip Newsholme9School of Biomedical Sciences, Curtin Health Innovation Research Institute, Biosciences, Curtin University, Kent Street, Bentley, Perth, WA 6102, AustraliaSchool of Biomedical Sciences, Curtin Health Innovation Research Institute, Biosciences, Curtin University, Kent Street, Bentley, Perth, WA 6102, AustraliaSchool of Biomedical Sciences, Curtin Health Innovation Research Institute, Biosciences, Curtin University, Kent Street, Bentley, Perth, WA 6102, AustraliaSchool of Biomedical Sciences, Curtin Health Innovation Research Institute, Biosciences, Curtin University, Kent Street, Bentley, Perth, WA 6102, AustraliaSchool of Biomedical Sciences, Curtin Health Innovation Research Institute, Biosciences, Curtin University, Kent Street, Bentley, Perth, WA 6102, AustraliaSchool of Biomedical Sciences, Curtin Health Innovation Research Institute, Biosciences, Curtin University, Kent Street, Bentley, Perth, WA 6102, AustraliaUniversity of Toronto, Tanz Centre for Research in Neurodegenerative Diseases, Department of Medical Biophysics, Krembil Discovery Tower, 60 Leonard Avenue, Toronto, ON, M5T 2S8, CanadaCentre of Excellence for Alzheimer’s Disease Research and Care, School of Medical Sciences, Edith Cowan University, 270 Joondalup Drive, Joondalup, Perth, WA 6027, AustraliaUniversity of Toronto, Tanz Centre for Research in Neurodegenerative Diseases, Department of Medical Biophysics, Krembil Discovery Tower, 60 Leonard Avenue, Toronto, ON, M5T 2S8, CanadaSchool of Biomedical Sciences, Curtin Health Innovation Research Institute, Biosciences, Curtin University, Kent Street, Bentley, Perth, WA 6102, AustraliaType 2 diabetes (T2DM), Alzheimer’s disease (AD), and insulin resistance are age-related conditions and increased prevalence is of public concern. Recent research has provided evidence that insulin resistance and impaired insulin signalling may be a contributory factor to the progression of diabetes, dementia, and other neurological disorders. Alzheimer’s disease (AD) is the most common subtype of dementia. Reduced release (for T2DM) and decreased action of insulin are central to the development and progression of both T2DM and AD. A literature search was conducted to identify molecular commonalities between obesity, diabetes, and AD. Insulin resistance affects many tissues and organs, either through impaired insulin signalling or through aberrant changes in both glucose and lipid (cholesterol and triacylglycerol) metabolism and concentrations in the blood. Although epidemiological and biological evidence has highlighted an increased incidence of cognitive decline and AD in patients with T2DM, the common molecular basis of cell and tissue dysfunction is rapidly gaining recognition. As a cause or consequence, the chronic inflammatory response and oxidative stress associated with T2DM, amyloid-β (Aβ) protein accumulation, and mitochondrial dysfunction link T2DM and AD.http://dx.doi.org/10.1155/2015/105828
spellingShingle Giuseppe Verdile
Kevin N. Keane
Vinicius F. Cruzat
Sandra Medic
Miheer Sabale
Joanne Rowles
Nadeeja Wijesekara
Ralph N. Martins
Paul E. Fraser
Philip Newsholme
Inflammation and Oxidative Stress: The Molecular Connectivity between Insulin Resistance, Obesity, and Alzheimer’s Disease
Mediators of Inflammation
title Inflammation and Oxidative Stress: The Molecular Connectivity between Insulin Resistance, Obesity, and Alzheimer’s Disease
title_full Inflammation and Oxidative Stress: The Molecular Connectivity between Insulin Resistance, Obesity, and Alzheimer’s Disease
title_fullStr Inflammation and Oxidative Stress: The Molecular Connectivity between Insulin Resistance, Obesity, and Alzheimer’s Disease
title_full_unstemmed Inflammation and Oxidative Stress: The Molecular Connectivity between Insulin Resistance, Obesity, and Alzheimer’s Disease
title_short Inflammation and Oxidative Stress: The Molecular Connectivity between Insulin Resistance, Obesity, and Alzheimer’s Disease
title_sort inflammation and oxidative stress the molecular connectivity between insulin resistance obesity and alzheimer s disease
url http://dx.doi.org/10.1155/2015/105828
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