Novel Scorpion Toxin ω-Buthitoxin-Hf1a Selectively Inhibits Calcium Influx via CaV3.3 and CaV3.2 and Alleviates Allodynia in a Mouse Model of Acute Postsurgical Pain

International Journal of Molecular Sciences 2024 Apr 26;25(9):4745. doi: 10.3390/ijms25094745. Dan Wang, Volker Herzig, Zoltan Dekan, K Johan Rosengren, Colton D Payne, Md Mahadhi Hasan, Jiajie Zhuang, Emmanuel Bourinet, Lotten Ragnarsson, Paul F Alewood, Richard J Lewis  Abstract Venom peptides have evolved to target a wide range of membrane proteins

Induction of antiviral interferon-stimulated genes by neuronal STING promotes the resolution of pain in mice

The Journal of clinical investigation . 2024 Mar 19;134(9):e176474. doi: 10.1172/JCI176474. Manon Defaye , Amyaouch Bradaia, Nasser S Abdullah, Francina Agosti, Mircea Iftinca, Mélissa Delanne-Cuménal, Vanessa Soubeyre, Kristofer Svendsen, Gurveer Gill, Aye Ozmaeian, Nadine Gheziel, Jérémy Martin, Gaetan Poulen, Nicolas Lonjon, Florence Vachiery-Lahaye, Luc Bauchet, Lilian Basso, Emmanuel Bourinet, Isaac M Chiu, Christophe Altier Abstract Inflammation and pain are intertwined

Acid-sensing ion channel 3 mediates pain hypersensitivity associated with high-fat diet consumption in mice

PAIN 2024 Feb 1;165(2):470-486. doi: 10.1097/j.pain.0000000000003030. Ahmed Negm, Katharina Stobbe, Selma Ben Fradj, Clara Sanchez, Arnaud Landra-Willm, Margaux Richter, Lucile Fleuriot, Delphine Debayle, Emmanuel Deval, Eric Lingueglia, Carole Rovere, Jacques Noel   Abstract Lipid-rich diet is the major cause of obesity, affecting 13% of the worldwide adult population. Obesity is a

Dual contribution of ASIC1a channels in the spinal processing of pain information by deep projection neurons revealed by computational modeling

PLoS computational biology 2023 Apr 17;19(4):e1010993.doi: 10.1371/journal.pcbi.1010993. eCollection 2023 Apr. Magda Chafaï, Ariane Delrocq, Perrine Inquimbert, Ludivine Pidoux, Kevin Delanoe, Maurizio Toft, Frederic Brau, Eric Lingueglia, Romain Veltz, Emmanuel Deval Abstract Dorsal horn of the spinal cord is an important crossroad of pain neuraxis, especially for the neuronal plasticity

Pmu1a, a novel spider toxin with dual inhibitory activity at pain targets hNaV 1.7 and hCaV 3 voltage-gated channels

The FEBS journal 2023 Jul;290(14):3688-3702. doi: 10.1111/febs.16773. Epub 2023 Mar 23. Julien Giribaldi, Jean Chemin, Marie Tuifua, Jennifer R Deuis, Rosanna Mary, Irina Vetter, David T Wilson, Norelle L Daly, Christina I Schroeder, Emmanuel Bourinet, Sébastien Dutertre Abstract Venom-derived peptides targeting ion channels involved in pain are regarded as a promising

A photoswitchable inhibitor of TREK channels controls pain in wild-type intact freely moving animals

Nature communications . 2023 Mar 1;14(1):1160. doi: 10.1038/s41467-023-36806-4. Arnaud Landra-Willm, Ameya Karapurkar, Alexia Duveau, Anne Amandine Chassot, Lucille Esnault, Gerard Callejo, Marion Bied, Stephanie Häfner, Florian Lesage, Brigitte Wdziekonski, Anne Baron, Pascal Fossat, Laurent Marsollier, Xavier Gasull, Eric Boué-Grabot, Michael A Kienzler, Guillaume Sandoz Abstract By endowing light control of neuronal activity, optogenetics and photopharmacology are

Identification of Lipid Biomarkers for Chronic Joint Pain Associated with Different Joint Diseases

Biomolecules 2023 Feb 9;13(2):342. doi: 10.3390/biom13020342. Spiro Khoury, Jenny Colas, Véronique Breuil, Eva Kosek, Aisha S Ahmed, Camilla I Svensson, Fabien Marchand, Emmanuel Deval, Thierry Ferreira Abstract Lipids, especially lysophosphatidylcholine LPC16:0, have been shown to be involved in chronic joint pain through the activation of acid-sensing ion

Mechanisms of Action of the Peptide Toxins Targeting Human and Rodent Acid-Sensing Ion Channels and Relevance to Their In Vivo Analgesic Effects

Toxins 2022 Oct 17;14(10):709.doi: 10.3390/toxins14100709. Clément Verkest, Miguel Salinas, Sylvie Diochot, Emmanuel Deval, Eric Lingueglia, Anne Baron Abstract Acid-sensing ion channels (ASICs) are voltage-independent H+-gated cation channels largely expressed in the nervous system of rodents and humans. At least six isoforms (ASIC1a, 1b, 2a, 2b,

Antibody-induced pain-like behavior and bone erosion: links to subclinical inflammation, osteoclast activity, and acid-sensing ion channel 3-dependent sensitization

Pain 2022 Aug 1;163(8):1542-1559.doi: 10.1097/j.pain.0000000000002543. Epub 2021 Nov 19. Alexandra Jurczak, Lauriane Delay, Julie Barbier, Nils Simon, Emerson Krock, Katalin Sandor , Nilesh M Agalave, Resti Rudjito, Gustaf Wigerblad, Katarzyna Rogóż, Arnaud Briat, Elisabeth Miot-Noirault, Arisai Martinez-Martinez, Dieter Brömme, Caroline Grönwall, Vivianne Malmström, Lars Klareskog, Spiro Khoury, Thierry Ferreira, Bonnie Labrum, Emmanuel Deval, Juan Miguel Jiménez-Andrade, Fabien Marchand, Camilla I Svensson Erratum in

Single Subcutaneous Injection of Lysophosphatidyl-Choline Evokes ASIC3-Dependent Increases of Spinal Dorsal Horn Neuron Activity

Frontiers in molecular neuroscience 2022 Jun 14;15:880651 doi: 10.3389/fnmol.2022.880651. eCollection 2022. Ludivine Pidoux, Kevin Delanoe, Julie Barbier, Fabien Marchand, Eric Lingueglia, Emmanuel Deval Abstract Lysophosphatidyl-choline (LPC), a member of the phospholipid family, is an emerging player in pain. It is known to modulate different pain-related