TRP channels and monoterpenes: Past and current leads on analgesic properties

The activation of the transient receptor potential (TRP) channels expressed by sensory neurons is essential to the transduction of thermal and mechanical sensory information. In the setting of chronic inflammatory conditions, the activation of the melastatin family member 8 (TRPM8), the TRP vanilloi...

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Main Authors: Hugues Petitjean, Eléa Héberlé, Louis Hilfiger, Olga Łapieś, Guillaume Rodrigue, Alexandre Charlet
Format: Article
Language:English
Published: Frontiers Media S.A. 2022-07-01
Series:Frontiers in Molecular Neuroscience
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fnmol.2022.945450/full
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author Hugues Petitjean
Eléa Héberlé
Louis Hilfiger
Louis Hilfiger
Olga Łapieś
Guillaume Rodrigue
Alexandre Charlet
author_facet Hugues Petitjean
Eléa Héberlé
Louis Hilfiger
Louis Hilfiger
Olga Łapieś
Guillaume Rodrigue
Alexandre Charlet
author_sort Hugues Petitjean
collection DOAJ
description The activation of the transient receptor potential (TRP) channels expressed by sensory neurons is essential to the transduction of thermal and mechanical sensory information. In the setting of chronic inflammatory conditions, the activation of the melastatin family member 8 (TRPM8), the TRP vanilloid 1 (TRPV1), and the TRP ankyrin 1 (TRPA1) is correlated with pain hypersensitivity reactions. Monoterpenes, among which pulegone and menthol, a major class of phytocompounds present in essential oils of medicinal plants, are known modulators of those TRP channels activity. In the present review, we correlate the monoterpene content of plants with their historical therapeutic properties. We then describe how monoterpenes exert their anti-inflammatory and antihyperalgesia effects through modulation of TRP channels activity. Finally, we discuss the importance and the potential of characterizing new plant extracts and reassessing studied plant extracts for the development of ethnopharmacology-based innovative treatments for chronic pain. This review suggests that monoterpene solutions, based on composition from traditional healing herbs, offer an interesting avenue for the development of new phytotherapeutic treatments to alleviate chronic inflammatory pain conditions.
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spelling doaj.art-0211f2a32ac149fe8f0899c9ba88a55a2022-12-22T00:58:06ZengFrontiers Media S.A.Frontiers in Molecular Neuroscience1662-50992022-07-011510.3389/fnmol.2022.945450945450TRP channels and monoterpenes: Past and current leads on analgesic propertiesHugues Petitjean0Eléa Héberlé1Louis Hilfiger2Louis Hilfiger3Olga Łapieś4Guillaume Rodrigue5Alexandre Charlet6Benephyt, Strasbourg, FranceBenephyt, Strasbourg, FranceBenephyt, Strasbourg, FranceCentre National de la Recherche Scientifique, University of Strasbourg, Institute of Cellular and Integrative Neuroscience, INCI UPR3212, Strasbourg, FranceCentre National de la Recherche Scientifique, University of Strasbourg, Institute of Cellular and Integrative Neuroscience, INCI UPR3212, Strasbourg, FranceBenephyt, Strasbourg, FranceCentre National de la Recherche Scientifique, University of Strasbourg, Institute of Cellular and Integrative Neuroscience, INCI UPR3212, Strasbourg, FranceThe activation of the transient receptor potential (TRP) channels expressed by sensory neurons is essential to the transduction of thermal and mechanical sensory information. In the setting of chronic inflammatory conditions, the activation of the melastatin family member 8 (TRPM8), the TRP vanilloid 1 (TRPV1), and the TRP ankyrin 1 (TRPA1) is correlated with pain hypersensitivity reactions. Monoterpenes, among which pulegone and menthol, a major class of phytocompounds present in essential oils of medicinal plants, are known modulators of those TRP channels activity. In the present review, we correlate the monoterpene content of plants with their historical therapeutic properties. We then describe how monoterpenes exert their anti-inflammatory and antihyperalgesia effects through modulation of TRP channels activity. Finally, we discuss the importance and the potential of characterizing new plant extracts and reassessing studied plant extracts for the development of ethnopharmacology-based innovative treatments for chronic pain. This review suggests that monoterpene solutions, based on composition from traditional healing herbs, offer an interesting avenue for the development of new phytotherapeutic treatments to alleviate chronic inflammatory pain conditions.https://www.frontiersin.org/articles/10.3389/fnmol.2022.945450/fullmonoterpenespaininflammationTRPpulegonementhol
spellingShingle Hugues Petitjean
Eléa Héberlé
Louis Hilfiger
Louis Hilfiger
Olga Łapieś
Guillaume Rodrigue
Alexandre Charlet
TRP channels and monoterpenes: Past and current leads on analgesic properties
Frontiers in Molecular Neuroscience
monoterpenes
pain
inflammation
TRP
pulegone
menthol
title TRP channels and monoterpenes: Past and current leads on analgesic properties
title_full TRP channels and monoterpenes: Past and current leads on analgesic properties
title_fullStr TRP channels and monoterpenes: Past and current leads on analgesic properties
title_full_unstemmed TRP channels and monoterpenes: Past and current leads on analgesic properties
title_short TRP channels and monoterpenes: Past and current leads on analgesic properties
title_sort trp channels and monoterpenes past and current leads on analgesic properties
topic monoterpenes
pain
inflammation
TRP
pulegone
menthol
url https://www.frontiersin.org/articles/10.3389/fnmol.2022.945450/full
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