An immunotherapeutic method for COVID-19 patients: a soluble ACE2-Anti-CD16 VHH to block SARS-CoV-2 Spike protein

The third outbreak of coronavirus (CoV) infection (after SARS-CoV and MERS-CoV) caused by a novel CoV (SARS-CoV-2) of the genus Beta-coronavirus has become a global pandemic. CoVs are enveloped viruses whose proteins include spike (S), membrane (M), and envelope (E) which are embedded in the viral e...

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Main Authors: Abdolkarim Sheikhi, Mohammad Hojjat-Farsangi
Format: Article
Language:English
Published: Taylor & Francis Group 2021-01-01
Series:Human Vaccines & Immunotherapeutics
Subjects:
Online Access:http://dx.doi.org/10.1080/21645515.2020.1787066
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author Abdolkarim Sheikhi
Mohammad Hojjat-Farsangi
author_facet Abdolkarim Sheikhi
Mohammad Hojjat-Farsangi
author_sort Abdolkarim Sheikhi
collection DOAJ
description The third outbreak of coronavirus (CoV) infection (after SARS-CoV and MERS-CoV) caused by a novel CoV (SARS-CoV-2) of the genus Beta-coronavirus has become a global pandemic. CoVs are enveloped viruses whose proteins include spike (S), membrane (M), and envelope (E) which are embedded in the viral envelope. The glycosylated S protein, which forms homo-trimeric spikes on the surface of the viral particle, mediates viral entry into host cells. SARS-CoV-2, like SARS-CoV, uses the Angiotensin-Converting Enzyme 2 (ACE2) cell surface protein for cellular entry. An attractive anti-viral approach is targeting virus entry into cells, for which three strategies are suggested: 1) direct targeting of the viral glycoprotein; 2) targeting the viral receptor on the cell surface; and 3) using soluble (s) ACE2 that binds to S protein thereby neutralizing the virus. In this article, the advantages and disadvantages of these strategies are explained. Moreover, we propose that fusion of the sACE2 to anti-CD16 to produce a bi-specific molecule could be a promising anti-viral strategy.
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spelling doaj.art-99fc9041294348aa97680668a6677e6d2023-11-08T11:55:19ZengTaylor & Francis GroupHuman Vaccines & Immunotherapeutics2164-55152164-554X2021-01-01171929710.1080/21645515.2020.17870661787066An immunotherapeutic method for COVID-19 patients: a soluble ACE2-Anti-CD16 VHH to block SARS-CoV-2 Spike proteinAbdolkarim Sheikhi0Mohammad Hojjat-Farsangi1School of Medicine, Dezful University of Medical SciencesKarolinska InstituteThe third outbreak of coronavirus (CoV) infection (after SARS-CoV and MERS-CoV) caused by a novel CoV (SARS-CoV-2) of the genus Beta-coronavirus has become a global pandemic. CoVs are enveloped viruses whose proteins include spike (S), membrane (M), and envelope (E) which are embedded in the viral envelope. The glycosylated S protein, which forms homo-trimeric spikes on the surface of the viral particle, mediates viral entry into host cells. SARS-CoV-2, like SARS-CoV, uses the Angiotensin-Converting Enzyme 2 (ACE2) cell surface protein for cellular entry. An attractive anti-viral approach is targeting virus entry into cells, for which three strategies are suggested: 1) direct targeting of the viral glycoprotein; 2) targeting the viral receptor on the cell surface; and 3) using soluble (s) ACE2 that binds to S protein thereby neutralizing the virus. In this article, the advantages and disadvantages of these strategies are explained. Moreover, we propose that fusion of the sACE2 to anti-CD16 to produce a bi-specific molecule could be a promising anti-viral strategy.http://dx.doi.org/10.1080/21645515.2020.1787066covid-19sars-cov-2sace2cd16sace2-anti-cd16
spellingShingle Abdolkarim Sheikhi
Mohammad Hojjat-Farsangi
An immunotherapeutic method for COVID-19 patients: a soluble ACE2-Anti-CD16 VHH to block SARS-CoV-2 Spike protein
Human Vaccines & Immunotherapeutics
covid-19
sars-cov-2
sace2
cd16
sace2-anti-cd16
title An immunotherapeutic method for COVID-19 patients: a soluble ACE2-Anti-CD16 VHH to block SARS-CoV-2 Spike protein
title_full An immunotherapeutic method for COVID-19 patients: a soluble ACE2-Anti-CD16 VHH to block SARS-CoV-2 Spike protein
title_fullStr An immunotherapeutic method for COVID-19 patients: a soluble ACE2-Anti-CD16 VHH to block SARS-CoV-2 Spike protein
title_full_unstemmed An immunotherapeutic method for COVID-19 patients: a soluble ACE2-Anti-CD16 VHH to block SARS-CoV-2 Spike protein
title_short An immunotherapeutic method for COVID-19 patients: a soluble ACE2-Anti-CD16 VHH to block SARS-CoV-2 Spike protein
title_sort immunotherapeutic method for covid 19 patients a soluble ace2 anti cd16 vhh to block sars cov 2 spike protein
topic covid-19
sars-cov-2
sace2
cd16
sace2-anti-cd16
url http://dx.doi.org/10.1080/21645515.2020.1787066
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