Enkephalins: Endogenous Analgesics with an Emerging Role in Stress Resilience

Psychological stress is a state of mental or emotional strain or tension that results from adverse or demanding circumstances. Chronic stress is well known to induce anxiety disorders and major depression; it is also considered a risk factor for Alzheimer’s disease. Stress resilience is a positive o...

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Main Authors: Mathilde S. Henry, Louis Gendron, Marie-Eve Tremblay, Guy Drolet
Format: Article
Language:English
Published: Hindawi Limited 2017-01-01
Series:Neural Plasticity
Online Access:http://dx.doi.org/10.1155/2017/1546125
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author Mathilde S. Henry
Louis Gendron
Marie-Eve Tremblay
Guy Drolet
author_facet Mathilde S. Henry
Louis Gendron
Marie-Eve Tremblay
Guy Drolet
author_sort Mathilde S. Henry
collection DOAJ
description Psychological stress is a state of mental or emotional strain or tension that results from adverse or demanding circumstances. Chronic stress is well known to induce anxiety disorders and major depression; it is also considered a risk factor for Alzheimer’s disease. Stress resilience is a positive outcome that is associated with preserved cognition and healthy aging. Resilience presents psychological and biological characteristics intrinsic to an individual conferring protection against the development of psychopathologies in the face of adversity. How can we promote or improve resilience to chronic stress? Numerous studies have proposed mechanisms that could trigger this desirable process. The roles of enkephalin transmission in the control of pain, physiological functions, like respiration, and affective disorders have been studied for more than 30 years. However, their role in the resilience to chronic stress has received much less attention. This review presents the evidence for an emerging involvement of enkephalin signaling through its two associated opioid receptors, μ opioid peptide receptor and δ opioid peptide receptor, in the natural adaptation to stressful lifestyles.
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spelling doaj.art-21911babf75048e1b2e9d984a1fddb772022-12-22T03:58:36ZengHindawi LimitedNeural Plasticity2090-59041687-54432017-01-01201710.1155/2017/15461251546125Enkephalins: Endogenous Analgesics with an Emerging Role in Stress ResilienceMathilde S. Henry0Louis Gendron1Marie-Eve Tremblay2Guy Drolet3Axe Neurosciences, Centre de Recherche du CHU de Québec – Université Laval, Québec, QC, CanadaDépartement de pharmacologie-physiologie, Centre de Recherche du CHU de Sherbrooke, Institut de Pharmacologie de Sherbrooke, Université de Sherbrooke, Sherbrooke, QC, CanadaAxe Neurosciences, Centre de Recherche du CHU de Québec – Université Laval, Québec, QC, CanadaAxe Neurosciences, Centre de Recherche du CHU de Québec – Université Laval, Québec, QC, CanadaPsychological stress is a state of mental or emotional strain or tension that results from adverse or demanding circumstances. Chronic stress is well known to induce anxiety disorders and major depression; it is also considered a risk factor for Alzheimer’s disease. Stress resilience is a positive outcome that is associated with preserved cognition and healthy aging. Resilience presents psychological and biological characteristics intrinsic to an individual conferring protection against the development of psychopathologies in the face of adversity. How can we promote or improve resilience to chronic stress? Numerous studies have proposed mechanisms that could trigger this desirable process. The roles of enkephalin transmission in the control of pain, physiological functions, like respiration, and affective disorders have been studied for more than 30 years. However, their role in the resilience to chronic stress has received much less attention. This review presents the evidence for an emerging involvement of enkephalin signaling through its two associated opioid receptors, μ opioid peptide receptor and δ opioid peptide receptor, in the natural adaptation to stressful lifestyles.http://dx.doi.org/10.1155/2017/1546125
spellingShingle Mathilde S. Henry
Louis Gendron
Marie-Eve Tremblay
Guy Drolet
Enkephalins: Endogenous Analgesics with an Emerging Role in Stress Resilience
Neural Plasticity
title Enkephalins: Endogenous Analgesics with an Emerging Role in Stress Resilience
title_full Enkephalins: Endogenous Analgesics with an Emerging Role in Stress Resilience
title_fullStr Enkephalins: Endogenous Analgesics with an Emerging Role in Stress Resilience
title_full_unstemmed Enkephalins: Endogenous Analgesics with an Emerging Role in Stress Resilience
title_short Enkephalins: Endogenous Analgesics with an Emerging Role in Stress Resilience
title_sort enkephalins endogenous analgesics with an emerging role in stress resilience
url http://dx.doi.org/10.1155/2017/1546125
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AT marieevetremblay enkephalinsendogenousanalgesicswithanemergingroleinstressresilience
AT guydrolet enkephalinsendogenousanalgesicswithanemergingroleinstressresilience