δ-Opioid Receptors, microRNAs, and Neuroinflammation in Cerebral Ischemia/Hypoxia

Hypoxia and ischemia are the main underlying pathogenesis of stroke and other neurological disorders. Cerebral hypoxia and/or ischemia (e.g., stroke) can lead to neuronal injury/death and eventually cause serious neurological disorders or even death in the patients. Despite knowing these serious con...

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Main Authors: Yi-Meng Chen, Xiao-Zhou He, Shu-Ming Wang, Ying Xia
Format: Article
Language:English
Published: Frontiers Media S.A. 2020-03-01
Series:Frontiers in Immunology
Subjects:
Online Access:https://www.frontiersin.org/article/10.3389/fimmu.2020.00421/full
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author Yi-Meng Chen
Xiao-Zhou He
Shu-Ming Wang
Ying Xia
author_facet Yi-Meng Chen
Xiao-Zhou He
Shu-Ming Wang
Ying Xia
author_sort Yi-Meng Chen
collection DOAJ
description Hypoxia and ischemia are the main underlying pathogenesis of stroke and other neurological disorders. Cerebral hypoxia and/or ischemia (e.g., stroke) can lead to neuronal injury/death and eventually cause serious neurological disorders or even death in the patients. Despite knowing these serious consequences, there are limited neuroprotective strategies against hypoxic and ischemic insults in clinical settings. Recent studies indicate that microRNAs (miRNAs) are of great importance in regulating cerebral responses to hypoxic/ischemic stress in addition to the neuroprotective effect of the δ-opioid receptor (DOR). Moreover, new discovery shows that DOR can regulate miRNA expression and inhibit inflammatory responses to hypoxia/ischemia. We, therefore, summarize available data in current literature regarding the role of DOR and miRNAs in regulating the neuroinflammatory responses in this article. In particular, we focus on microglia activation, cytokine production, and the relevant signaling pathways triggered by cerebral hypoxia/ischemia. The intent of this review article is to provide a novel clue for developing new strategies against neuroinflammatory injury resulting from cerebral hypoxia/ischemia.
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spelling doaj.art-56decf87d5e442879f740744161955282022-12-21T23:03:39ZengFrontiers Media S.A.Frontiers in Immunology1664-32242020-03-011110.3389/fimmu.2020.00421501461δ-Opioid Receptors, microRNAs, and Neuroinflammation in Cerebral Ischemia/HypoxiaYi-Meng Chen0Xiao-Zhou He1Shu-Ming Wang2Ying Xia3Department of Urology, The Third Affiliated Hospital of Soochow University, Changzhou, ChinaDepartment of Urology, The Third Affiliated Hospital of Soochow University, Changzhou, ChinaDepartment of Anesthesiology, University of Connecticut, Mansfield, CT, United StatesShanghai Key Laboratory of Acupuncture Mechanism and Acupoint Function, Fudan University, Shanghai, ChinaHypoxia and ischemia are the main underlying pathogenesis of stroke and other neurological disorders. Cerebral hypoxia and/or ischemia (e.g., stroke) can lead to neuronal injury/death and eventually cause serious neurological disorders or even death in the patients. Despite knowing these serious consequences, there are limited neuroprotective strategies against hypoxic and ischemic insults in clinical settings. Recent studies indicate that microRNAs (miRNAs) are of great importance in regulating cerebral responses to hypoxic/ischemic stress in addition to the neuroprotective effect of the δ-opioid receptor (DOR). Moreover, new discovery shows that DOR can regulate miRNA expression and inhibit inflammatory responses to hypoxia/ischemia. We, therefore, summarize available data in current literature regarding the role of DOR and miRNAs in regulating the neuroinflammatory responses in this article. In particular, we focus on microglia activation, cytokine production, and the relevant signaling pathways triggered by cerebral hypoxia/ischemia. The intent of this review article is to provide a novel clue for developing new strategies against neuroinflammatory injury resulting from cerebral hypoxia/ischemia.https://www.frontiersin.org/article/10.3389/fimmu.2020.00421/fullbrain injuryhypoxiaischemiamicroRNAsδ-opioid receptor (DOR)neuroinflammatory response
spellingShingle Yi-Meng Chen
Xiao-Zhou He
Shu-Ming Wang
Ying Xia
δ-Opioid Receptors, microRNAs, and Neuroinflammation in Cerebral Ischemia/Hypoxia
Frontiers in Immunology
brain injury
hypoxia
ischemia
microRNAs
δ-opioid receptor (DOR)
neuroinflammatory response
title δ-Opioid Receptors, microRNAs, and Neuroinflammation in Cerebral Ischemia/Hypoxia
title_full δ-Opioid Receptors, microRNAs, and Neuroinflammation in Cerebral Ischemia/Hypoxia
title_fullStr δ-Opioid Receptors, microRNAs, and Neuroinflammation in Cerebral Ischemia/Hypoxia
title_full_unstemmed δ-Opioid Receptors, microRNAs, and Neuroinflammation in Cerebral Ischemia/Hypoxia
title_short δ-Opioid Receptors, microRNAs, and Neuroinflammation in Cerebral Ischemia/Hypoxia
title_sort δ opioid receptors micrornas and neuroinflammation in cerebral ischemia hypoxia
topic brain injury
hypoxia
ischemia
microRNAs
δ-opioid receptor (DOR)
neuroinflammatory response
url https://www.frontiersin.org/article/10.3389/fimmu.2020.00421/full
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AT xiaozhouhe dopioidreceptorsmicrornasandneuroinflammationincerebralischemiahypoxia
AT shumingwang dopioidreceptorsmicrornasandneuroinflammationincerebralischemiahypoxia
AT yingxia dopioidreceptorsmicrornasandneuroinflammationincerebralischemiahypoxia