A Review: Inflammatory Process in Alzheimer's Disease, Role of Cytokines

Alzheimer's disease (AD) is the most common neurodegenerative disorder to date. Neuropathological hallmarks are β-amyloid (Aβ) plaques and neurofibrillary tangles, but the inflammatory process has a fundamental role in the pathogenesis of AD. Inflammatory components related to AD neuroinflammat...

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Main Authors: Jose Miguel Rubio-Perez, Juana Maria Morillas-Ruiz
Format: Article
Language:English
Published: Wiley 2012-01-01
Series:The Scientific World Journal
Online Access:http://dx.doi.org/10.1100/2012/756357
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author Jose Miguel Rubio-Perez
Juana Maria Morillas-Ruiz
author_facet Jose Miguel Rubio-Perez
Juana Maria Morillas-Ruiz
author_sort Jose Miguel Rubio-Perez
collection DOAJ
description Alzheimer's disease (AD) is the most common neurodegenerative disorder to date. Neuropathological hallmarks are β-amyloid (Aβ) plaques and neurofibrillary tangles, but the inflammatory process has a fundamental role in the pathogenesis of AD. Inflammatory components related to AD neuroinflammation include brain cells such as microglia and astrocytes, the complement system, as well as cytokines and chemokines. Cytokines play a key role in inflammatory and anti-inflammatory processes in AD. An important factor in the onset of inflammatory process is the overexpression of interleukin (IL)-1, which produces many reactions in a vicious circle that cause dysfunction and neuronal death. Other important cytokines in neuroinflammation are IL-6 and tumor necrosis factor (TNF)-α. By contrast, other cytokines such as IL-1 receptor antagonist (IL-1ra), IL-4, IL-10, and transforming growth factor (TGF)-β can suppress both proinflammatory cytokine production and their action, subsequently protecting the brain. It has been observed in epidemiological studies that treatment with nonsteroidal anti-inflammatory drugs (NSAIDs) decreases the risk for developing AD. Unfortunately, clinical trials of NSAIDs in AD patients have not been very fruitful. Proinflammatory responses may be countered through polyphenols. Supplementation of these natural compounds may provide a new therapeutic line of approach to this brain disorder.
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spelling doaj-art-aa79e40114954094b08e265cea8b27892025-02-03T05:46:13ZengWileyThe Scientific World Journal1537-744X2012-01-01201210.1100/2012/756357756357A Review: Inflammatory Process in Alzheimer's Disease, Role of CytokinesJose Miguel Rubio-Perez0Juana Maria Morillas-Ruiz1Department of Food and Nutrition Technology, St. Anthony Catholic University, Campus de Los Jerónimos, s/n Guadalupe, 30107 Murcia, SpainDepartment of Food and Nutrition Technology, St. Anthony Catholic University, Campus de Los Jerónimos, s/n Guadalupe, 30107 Murcia, SpainAlzheimer's disease (AD) is the most common neurodegenerative disorder to date. Neuropathological hallmarks are β-amyloid (Aβ) plaques and neurofibrillary tangles, but the inflammatory process has a fundamental role in the pathogenesis of AD. Inflammatory components related to AD neuroinflammation include brain cells such as microglia and astrocytes, the complement system, as well as cytokines and chemokines. Cytokines play a key role in inflammatory and anti-inflammatory processes in AD. An important factor in the onset of inflammatory process is the overexpression of interleukin (IL)-1, which produces many reactions in a vicious circle that cause dysfunction and neuronal death. Other important cytokines in neuroinflammation are IL-6 and tumor necrosis factor (TNF)-α. By contrast, other cytokines such as IL-1 receptor antagonist (IL-1ra), IL-4, IL-10, and transforming growth factor (TGF)-β can suppress both proinflammatory cytokine production and their action, subsequently protecting the brain. It has been observed in epidemiological studies that treatment with nonsteroidal anti-inflammatory drugs (NSAIDs) decreases the risk for developing AD. Unfortunately, clinical trials of NSAIDs in AD patients have not been very fruitful. Proinflammatory responses may be countered through polyphenols. Supplementation of these natural compounds may provide a new therapeutic line of approach to this brain disorder.http://dx.doi.org/10.1100/2012/756357
spellingShingle Jose Miguel Rubio-Perez
Juana Maria Morillas-Ruiz
A Review: Inflammatory Process in Alzheimer's Disease, Role of Cytokines
The Scientific World Journal
title A Review: Inflammatory Process in Alzheimer's Disease, Role of Cytokines
title_full A Review: Inflammatory Process in Alzheimer's Disease, Role of Cytokines
title_fullStr A Review: Inflammatory Process in Alzheimer's Disease, Role of Cytokines
title_full_unstemmed A Review: Inflammatory Process in Alzheimer's Disease, Role of Cytokines
title_short A Review: Inflammatory Process in Alzheimer's Disease, Role of Cytokines
title_sort review inflammatory process in alzheimer s disease role of cytokines
url http://dx.doi.org/10.1100/2012/756357
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