Involvement of inflammatory responses in the brain to the onset of major depressive disorder due to stress exposure

Major depressive disorder (MDD) is a multifactorial disease affected by several environmental factors. Although several potential onset hypotheses have been identified, the molecular mechanisms underlying the pathogenesis of this disorder remain unclear. Several recent studies have suggested that am...

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Main Authors: Shingo Miyata, Yugo Ishino, Shoko Shimizu, Masaya Tohyama
Format: Article
Language:English
Published: Frontiers Media S.A. 2022-07-01
Series:Frontiers in Aging Neuroscience
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fnagi.2022.934346/full
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author Shingo Miyata
Yugo Ishino
Shoko Shimizu
Masaya Tohyama
Masaya Tohyama
author_facet Shingo Miyata
Yugo Ishino
Shoko Shimizu
Masaya Tohyama
Masaya Tohyama
author_sort Shingo Miyata
collection DOAJ
description Major depressive disorder (MDD) is a multifactorial disease affected by several environmental factors. Although several potential onset hypotheses have been identified, the molecular mechanisms underlying the pathogenesis of this disorder remain unclear. Several recent studies have suggested that among many environmental factors, inflammation and immune abnormalities in the brain or the peripheral tissues are associated with the onset of MDDs. Furthermore, several stress-related hypotheses have been proposed to explain the onset of MDDs. Thus, inflammation or immune abnormalities can be considered stress responses that occur within the brain or other tissues and are regarded as one of the mechanisms underlying the stress hypothesis of MDDs. Therefore, we introduce several current advances in inflammation studies in the brain that might be related to the pathophysiology of MDD due to stress exposure in this review.
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spelling doaj.art-3c8fbd7a7ccb44268426eedc530c43c52022-12-22T03:04:17ZengFrontiers Media S.A.Frontiers in Aging Neuroscience1663-43652022-07-011410.3389/fnagi.2022.934346934346Involvement of inflammatory responses in the brain to the onset of major depressive disorder due to stress exposureShingo Miyata0Yugo Ishino1Shoko Shimizu2Masaya Tohyama3Masaya Tohyama4Division of Molecular Brain Science, Research Institute of Traditional Asian Medicine, Kindai University, Osaka, JapanDivision of Molecular Brain Science, Research Institute of Traditional Asian Medicine, Kindai University, Osaka, JapanDivision of Molecular Brain Science, Research Institute of Traditional Asian Medicine, Kindai University, Osaka, JapanDivision of Molecular Brain Science, Research Institute of Traditional Asian Medicine, Kindai University, Osaka, JapanOsaka Prefectural Hospital Organization, Osaka, JapanMajor depressive disorder (MDD) is a multifactorial disease affected by several environmental factors. Although several potential onset hypotheses have been identified, the molecular mechanisms underlying the pathogenesis of this disorder remain unclear. Several recent studies have suggested that among many environmental factors, inflammation and immune abnormalities in the brain or the peripheral tissues are associated with the onset of MDDs. Furthermore, several stress-related hypotheses have been proposed to explain the onset of MDDs. Thus, inflammation or immune abnormalities can be considered stress responses that occur within the brain or other tissues and are regarded as one of the mechanisms underlying the stress hypothesis of MDDs. Therefore, we introduce several current advances in inflammation studies in the brain that might be related to the pathophysiology of MDD due to stress exposure in this review.https://www.frontiersin.org/articles/10.3389/fnagi.2022.934346/fullmajor depressive disordersstress hypothesiscGAS-STING pathwayinflammasomeimmunosenescence
spellingShingle Shingo Miyata
Yugo Ishino
Shoko Shimizu
Masaya Tohyama
Masaya Tohyama
Involvement of inflammatory responses in the brain to the onset of major depressive disorder due to stress exposure
Frontiers in Aging Neuroscience
major depressive disorders
stress hypothesis
cGAS-STING pathway
inflammasome
immunosenescence
title Involvement of inflammatory responses in the brain to the onset of major depressive disorder due to stress exposure
title_full Involvement of inflammatory responses in the brain to the onset of major depressive disorder due to stress exposure
title_fullStr Involvement of inflammatory responses in the brain to the onset of major depressive disorder due to stress exposure
title_full_unstemmed Involvement of inflammatory responses in the brain to the onset of major depressive disorder due to stress exposure
title_short Involvement of inflammatory responses in the brain to the onset of major depressive disorder due to stress exposure
title_sort involvement of inflammatory responses in the brain to the onset of major depressive disorder due to stress exposure
topic major depressive disorders
stress hypothesis
cGAS-STING pathway
inflammasome
immunosenescence
url https://www.frontiersin.org/articles/10.3389/fnagi.2022.934346/full
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