Immune Actions on the Peripheral Nervous System in Pain

Pain can be induced by tissue injuries, diseases and infections. The interactions between the peripheral nervous system (PNS) and immune system are primary actions in pain sensitizations. In response to stimuli, nociceptors release various mediators from their terminals that potently activate and re...

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Main Authors: Jessica Aijia Liu, Jing Yu, Chi Wai Cheung
Format: Article
Language:English
Published: MDPI AG 2021-02-01
Series:International Journal of Molecular Sciences
Subjects:
Online Access:https://www.mdpi.com/1422-0067/22/3/1448
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author Jessica Aijia Liu
Jing Yu
Chi Wai Cheung
author_facet Jessica Aijia Liu
Jing Yu
Chi Wai Cheung
author_sort Jessica Aijia Liu
collection DOAJ
description Pain can be induced by tissue injuries, diseases and infections. The interactions between the peripheral nervous system (PNS) and immune system are primary actions in pain sensitizations. In response to stimuli, nociceptors release various mediators from their terminals that potently activate and recruit immune cells, whereas infiltrated immune cells further promote sensitization of nociceptors and the transition from acute to chronic pain by producing cytokines, chemokines, lipid mediators and growth factors. Immune cells not only play roles in pain production but also contribute to PNS repair and pain resolution by secreting anti-inflammatory or analgesic effectors. Here, we discuss the distinct roles of four major types of immune cells (monocyte/macrophage, neutrophil, mast cell, and T cell) acting on the PNS during pain process. Integration of this current knowledge will enhance our understanding of cellular changes and molecular mechanisms underlying pain pathogenies, providing insights for developing new therapeutic strategies.
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spelling doaj.art-9213134d0e004e7cb6bdd1d23be39e032023-12-03T11:58:06ZengMDPI AGInternational Journal of Molecular Sciences1661-65961422-00672021-02-01223144810.3390/ijms22031448Immune Actions on the Peripheral Nervous System in PainJessica Aijia Liu0Jing Yu1Chi Wai Cheung2Laboratory and Clinical Research Institute for Pain, Department of Anaesthesiology, Queen Mary Hospital, The University of Hong Kong, Hong Kong 102, ChinaLaboratory and Clinical Research Institute for Pain, Department of Anaesthesiology, Queen Mary Hospital, The University of Hong Kong, Hong Kong 102, ChinaLaboratory and Clinical Research Institute for Pain, Department of Anaesthesiology, Queen Mary Hospital, The University of Hong Kong, Hong Kong 102, ChinaPain can be induced by tissue injuries, diseases and infections. The interactions between the peripheral nervous system (PNS) and immune system are primary actions in pain sensitizations. In response to stimuli, nociceptors release various mediators from their terminals that potently activate and recruit immune cells, whereas infiltrated immune cells further promote sensitization of nociceptors and the transition from acute to chronic pain by producing cytokines, chemokines, lipid mediators and growth factors. Immune cells not only play roles in pain production but also contribute to PNS repair and pain resolution by secreting anti-inflammatory or analgesic effectors. Here, we discuss the distinct roles of four major types of immune cells (monocyte/macrophage, neutrophil, mast cell, and T cell) acting on the PNS during pain process. Integration of this current knowledge will enhance our understanding of cellular changes and molecular mechanisms underlying pain pathogenies, providing insights for developing new therapeutic strategies.https://www.mdpi.com/1422-0067/22/3/1448peripheral nervous systempainimmune responseinflammation
spellingShingle Jessica Aijia Liu
Jing Yu
Chi Wai Cheung
Immune Actions on the Peripheral Nervous System in Pain
International Journal of Molecular Sciences
peripheral nervous system
pain
immune response
inflammation
title Immune Actions on the Peripheral Nervous System in Pain
title_full Immune Actions on the Peripheral Nervous System in Pain
title_fullStr Immune Actions on the Peripheral Nervous System in Pain
title_full_unstemmed Immune Actions on the Peripheral Nervous System in Pain
title_short Immune Actions on the Peripheral Nervous System in Pain
title_sort immune actions on the peripheral nervous system in pain
topic peripheral nervous system
pain
immune response
inflammation
url https://www.mdpi.com/1422-0067/22/3/1448
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