Pannexin-1 channel opening is critical for COVID-19 pathogenesis

Ross Luu, Silvana Valdebenito, Eliana Scemes, Antonio Cibelli, David C. Spray, Maximiliano Rovegno, Juan Tichauer, Andrea Cottignies-Calamarte, Arielle Rosenberg, Calude Capron, Sandrine Belouzard, Jean Dubuisson, Djillali Annane, Geoffroy Lorin de la Grandmaison, Elisabeth Cramer-Bordé, Morgane Bomsel, Eliseo Eugenin

    Research output: Contribution to journalArticlepeer-review

    30 Scopus citations

    Abstract

    Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) rapidly rampaged worldwide, causing a pandemic of coronavirus disease (COVID -19), but the biology of SARS-CoV-2 remains under investigation. We demonstrate that both SARS-CoV-2 spike protein and human coronavirus 229E (hCoV-229E) or its purified S protein, one of the main viruses responsible for the common cold, induce the transient opening of Pannexin-1 (Panx-1) channels in human lung epithelial cells. However, the Panx-1 channel opening induced by SARS-CoV-2 is greater and more prolonged than hCoV-229E/S protein, resulting in an enhanced ATP, PGE2, and IL-1β release. Analysis of lung lavages and tissues indicate that Panx-1 mRNA expression is associated with increased ATP, PGE2, and IL-1β levels. Panx-1 channel opening induced by SARS-CoV-2 spike protein is angiotensin-converting enzyme 2 (ACE-2), endocytosis, and furin dependent. Overall, we demonstrated that Panx-1 channel is a critical contributor to SARS-CoV-2 infection and should be considered as an alternative therapy.

    Original languageEnglish (US)
    Article number103478
    JournaliScience
    Volume24
    Issue number12
    DOIs
    StatePublished - Dec 17 2021

    Keywords

    • Cell biology
    • Molecular physiology
    • Virology

    ASJC Scopus subject areas

    • General

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