Persistence of spike protein at the skull-meninges-brain axis may contribute to the neurological sequelae of COVID-19

Zhouyi Rong, Hongcheng Mai, Gregor Ebert, Saketh Kapoor, Victor G. Puelles, Jan Czogalla, Senbin Hu, Jinpeng Su, Danilo Prtvar, Inderjeet Singh, Julia Schädler, Claire Delbridge, Hanno Steinke, Hannah Frenzel, Katja Schmidt, Christian Braun, Gina Bruch, Viktoria Ruf, Mayar Ali, Kurt Wolfram SühsMojtaba Nemati, Franziska Hopfner, Selin Ulukaya, Denise Jeridi, Daniele Mistretta, Özüm Sehnaz Caliskan, Jochen Martin Wettengel, Fatma Cherif, Zeynep Ilgin Kolabas, Müge Molbay, Izabela Horvath, Shan Zhao, Natalie Krahmer, Ali Önder Yildirim, Siegfried Ussar, Jochen Herms, Tobias B. Huber, Sabina Tahirovic, Susanne M. Schwarzmaier, Nikolaus Plesnila, Günter Höglinger, Benjamin Ondruschka, Ingo Bechmann, Ulrike Protzer, Markus Elsner, Harsharan Singh Bhatia, Farida Hellal, Ali Ertürk*

*Corresponding author af dette arbejde

Publikation: Bidrag til tidsskrift/Konferencebidrag i tidsskrift /Bidrag til avisTidsskriftartikelForskningpeer review

10 Citationer (Scopus)

Abstract

SARS-CoV-2 infection is associated with long-lasting neurological symptoms, although the underlying mechanisms remain unclear. Using optical clearing and imaging, we observed the accumulation of SARS-CoV-2 spike protein in the skull-meninges-brain axis of human COVID-19 patients, persisting long after viral clearance. Further, biomarkers of neurodegeneration were elevated in the cerebrospinal fluid from long COVID patients, and proteomic analysis of human skull, meninges, and brain samples revealed dysregulated inflammatory pathways and neurodegeneration-associated changes. Similar distribution patterns of the spike protein were observed in SARS-CoV-2-infected mice. Injection of spike protein alone was sufficient to induce neuroinflammation, proteome changes in the skull-meninges-brain axis, anxiety-like behavior, and exacerbated outcomes in mouse models of stroke and traumatic brain injury. Vaccination reduced but did not eliminate spike protein accumulation after infection in mice. Our findings suggest persistent spike protein at the brain borders may contribute to lasting neurological sequelae of COVID-19.

OriginalsprogEngelsk
TidsskriftCell Host and Microbe
Vol/bind32
Nummer12
Sider (fra-til)2112-2130.e10
ISSN1931-3128
DOI
StatusUdgivet - 11 dec. 2024

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