A cell-free platform to measure coronavirus membrane fusion

Summary: Here we present a protocol to measure coronavirus-mediated membrane fusion, an essential event in coronavirus cell entry. The approach uses nanoluciferase (Nluc) “HiBiT”-tagged corona virus-like particles (VLPs) and Nluc “LgBiT”-containing extracellular vesicles (EVs) as proxies for virus a...

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Main Authors: Thomas Kicmal, Enya Qing, Grant M. Hawkins, Alexandria Wilcox, Tom Gallagher
Format: Article
Language:English
Published: Elsevier 2023-06-01
Series:STAR Protocols
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2666166723001478
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author Thomas Kicmal
Enya Qing
Grant M. Hawkins
Alexandria Wilcox
Tom Gallagher
author_facet Thomas Kicmal
Enya Qing
Grant M. Hawkins
Alexandria Wilcox
Tom Gallagher
author_sort Thomas Kicmal
collection DOAJ
description Summary: Here we present a protocol to measure coronavirus-mediated membrane fusion, an essential event in coronavirus cell entry. The approach uses nanoluciferase (Nluc) “HiBiT”-tagged corona virus-like particles (VLPs) and Nluc “LgBiT”-containing extracellular vesicles (EVs) as proxies for virus and cell, respectively. VLP-EV membrane fusion allows HiBiT and LgBiT to combine into measurable Nluc, which signifies virus fusion with target cell membranes. We highlight assay utility with methods to assess coronavirus-mediated fusion and its inhibition by antibodies and antiviral agents.For complete details on the use and execution of this protocol, please refer to Qing et al. (2021),1 Qing et al. (2022),2 and Marcink et al. (2022).3 : Publisher’s note: Undertaking any experimental protocol requires adherence to local institutional guidelines for laboratory safety and ethics.
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spelling doaj.art-87d263e8dcbd427399a3a7ae544a91ac2023-03-23T04:37:01ZengElsevierSTAR Protocols2666-16672023-06-0142102189A cell-free platform to measure coronavirus membrane fusionThomas Kicmal0Enya Qing1Grant M. Hawkins2Alexandria Wilcox3Tom Gallagher4Department of Microbiology and Immunology, Loyola University Chicago, Maywood, IL 60153, USA; Corresponding authorDepartment of Microbiology and Immunology, Loyola University Chicago, Maywood, IL 60153, USADepartment of Microbiology and Immunology, Loyola University Chicago, Maywood, IL 60153, USADepartment of Microbiology and Immunology, Loyola University Chicago, Maywood, IL 60153, USADepartment of Microbiology and Immunology, Loyola University Chicago, Maywood, IL 60153, USA; Corresponding authorSummary: Here we present a protocol to measure coronavirus-mediated membrane fusion, an essential event in coronavirus cell entry. The approach uses nanoluciferase (Nluc) “HiBiT”-tagged corona virus-like particles (VLPs) and Nluc “LgBiT”-containing extracellular vesicles (EVs) as proxies for virus and cell, respectively. VLP-EV membrane fusion allows HiBiT and LgBiT to combine into measurable Nluc, which signifies virus fusion with target cell membranes. We highlight assay utility with methods to assess coronavirus-mediated fusion and its inhibition by antibodies and antiviral agents.For complete details on the use and execution of this protocol, please refer to Qing et al. (2021),1 Qing et al. (2022),2 and Marcink et al. (2022).3 : Publisher’s note: Undertaking any experimental protocol requires adherence to local institutional guidelines for laboratory safety and ethics.http://www.sciencedirect.com/science/article/pii/S2666166723001478Cell BiologyMicrobiologyMolecular Biology
spellingShingle Thomas Kicmal
Enya Qing
Grant M. Hawkins
Alexandria Wilcox
Tom Gallagher
A cell-free platform to measure coronavirus membrane fusion
STAR Protocols
Cell Biology
Microbiology
Molecular Biology
title A cell-free platform to measure coronavirus membrane fusion
title_full A cell-free platform to measure coronavirus membrane fusion
title_fullStr A cell-free platform to measure coronavirus membrane fusion
title_full_unstemmed A cell-free platform to measure coronavirus membrane fusion
title_short A cell-free platform to measure coronavirus membrane fusion
title_sort cell free platform to measure coronavirus membrane fusion
topic Cell Biology
Microbiology
Molecular Biology
url http://www.sciencedirect.com/science/article/pii/S2666166723001478
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