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Bohnacker, S. ; Hartung, F. ; Henkel, F. ; Quaranta, A.* ; Kolmert, J.* ; Priller, A.* ; Ud-Dean, M. ; Giglberger, J.* ; Kugler, L.M.* ; Pechtold, L.* ; Yazici, S.* ; Lechner, A. ; Erber, J.* ; Protzer, U. ; Lingor, P.* ; Knolle, P.* ; Chaker, A. ; Schmidt-Weber, C.B. ; Wheelock, C.E.* ; Esser-von Bieren, J.

Mild COVID-19 imprints a long-term inflammatory eicosanoid- and chemokine memory in monocyte-derived macrophages.

Mucosal Immunol. 15, 515–524 (2022)
Verlagsversion DOI PMC
Open Access Gold (Paid Option)
Creative Commons Lizenzvertrag

Monocyte-derived macrophages (MDM) drive the inflammatory response to severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) and they are a major source of eicosanoids in airway inflammation. Here we report that MDM from SARS-CoV-2-infected individuals with mild disease show an inflammatory transcriptional and metabolic imprint that lasts for at least 5 months after SARS-CoV-2 infection. MDM from convalescent SARS-CoV-2-infected individuals showed a downregulation of pro-resolving factors and an increased production of pro-inflammatory eicosanoids, particularly 5-lipoxygenase-derived leukotrienes. Leukotriene synthesis was further enhanced by glucocorticoids and remained elevated at 3–5 months, but had returned to baseline at 12 months post SARS-CoV-2 infection. Stimulation with SARS-CoV-2 spike protein or LPS triggered exaggerated prostanoid-, type I IFN-, and chemokine responses in post COVID-19 MDM. Thus, SARS-CoV-2 infection leaves an inflammatory imprint in the monocyte/ macrophage compartment that drives aberrant macrophage effector functions and eicosanoid metabolism, resulting in long-term immune aberrations in patients recovering from mild COVID-19.

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Publikationstyp Artikel: Journalartikel
Dokumenttyp Wissenschaftlicher Artikel
Korrespondenzautor
ISSN (print) / ISBN 1933-0219
e-ISSN 1933-0219
Zeitschrift Mucosal Immunology
Quellenangaben Band: 15, Heft: , Seiten: 515–524 Artikelnummer: , Supplement: ,
Verlag Nature Publishing Group
Verlagsort UNITED STATES
Nichtpatentliteratur Publikationen
Begutachtungsstatus Peer reviewed