Development of a Bioluminescent Imaging Mouse Model for SARS-CoV-2 Infection Based on a Pseudovirus System

Coronavirus disease 2019 (COVID-19), caused by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), remains widely pandemic around the world. Animal models that are sensitive to the virus are therefore urgently needed to evaluate potential vaccines and antiviral agents; however, SARS-CoV-2...

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Main Authors: Xi Wu, Nana Fang, Ziteng Liang, Jianhui Nie, Sen Lang, Changfa Fan, Chunnan Liang, Weijin Huang, Youchun Wang
Format: Article
Language:English
Published: MDPI AG 2023-06-01
Series:Vaccines
Subjects:
Online Access:https://www.mdpi.com/2076-393X/11/7/1133
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author Xi Wu
Nana Fang
Ziteng Liang
Jianhui Nie
Sen Lang
Changfa Fan
Chunnan Liang
Weijin Huang
Youchun Wang
author_facet Xi Wu
Nana Fang
Ziteng Liang
Jianhui Nie
Sen Lang
Changfa Fan
Chunnan Liang
Weijin Huang
Youchun Wang
author_sort Xi Wu
collection DOAJ
description Coronavirus disease 2019 (COVID-19), caused by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), remains widely pandemic around the world. Animal models that are sensitive to the virus are therefore urgently needed to evaluate potential vaccines and antiviral agents; however, SARS-CoV-2 requires biosafety level 3 containment. To overcome this, we developed an animal model using the intranasal administration of SARS-CoV-2 pseudovirus. As the pseudovirus contains the firefly luciferase reporter gene, infected tissues and the viral load could be monitored by in vivo bioluminescent imaging. We used the model to evaluate the protective efficacy of monoclonal antibodies and the tissue tropism of different variants. The model may also be a useful tool for the safe and convenient preliminary evaluation of the protective efficacy of vaccine candidates against SARS-CoV-2, as well as the treatment efficacy of anti-viral drugs.
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spelling doaj.art-2c458ee476c244d288c6a8f94a8ad5742023-11-18T21:40:06ZengMDPI AGVaccines2076-393X2023-06-01117113310.3390/vaccines11071133Development of a Bioluminescent Imaging Mouse Model for SARS-CoV-2 Infection Based on a Pseudovirus SystemXi Wu0Nana Fang1Ziteng Liang2Jianhui Nie3Sen Lang4Changfa Fan5Chunnan Liang6Weijin Huang7Youchun Wang8Division of HIV/AIDS and Sex-Transmitted Virus Vaccines, Institute for Biological Product Control, National Institutes for Food and Drug Control (NIFDC), Beijing 102629, ChinaNational Vaccine and Serum Institute, Beijing 101111, ChinaDivision of HIV/AIDS and Sex-Transmitted Virus Vaccines, Institute for Biological Product Control, National Institutes for Food and Drug Control (NIFDC), Beijing 102629, ChinaDivision of HIV/AIDS and Sex-Transmitted Virus Vaccines, Institute for Biological Product Control, National Institutes for Food and Drug Control (NIFDC), Beijing 102629, ChinaNational Rodent Laboratory Animal Resources Center, Institute for Laboratory Animal Resources, National Institutes for Food and Drug Control (NIFDC), Beijing 102629, ChinaNational Rodent Laboratory Animal Resources Center, Institute for Laboratory Animal Resources, National Institutes for Food and Drug Control (NIFDC), Beijing 102629, ChinaNational Rodent Laboratory Animal Resources Center, Institute for Laboratory Animal Resources, National Institutes for Food and Drug Control (NIFDC), Beijing 102629, ChinaDivision of HIV/AIDS and Sex-Transmitted Virus Vaccines, Institute for Biological Product Control, National Institutes for Food and Drug Control (NIFDC), Beijing 102629, ChinaChinese Academy of Medical Sciences & Peking Union Medical College, Beijing 100006, ChinaCoronavirus disease 2019 (COVID-19), caused by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), remains widely pandemic around the world. Animal models that are sensitive to the virus are therefore urgently needed to evaluate potential vaccines and antiviral agents; however, SARS-CoV-2 requires biosafety level 3 containment. To overcome this, we developed an animal model using the intranasal administration of SARS-CoV-2 pseudovirus. As the pseudovirus contains the firefly luciferase reporter gene, infected tissues and the viral load could be monitored by in vivo bioluminescent imaging. We used the model to evaluate the protective efficacy of monoclonal antibodies and the tissue tropism of different variants. The model may also be a useful tool for the safe and convenient preliminary evaluation of the protective efficacy of vaccine candidates against SARS-CoV-2, as well as the treatment efficacy of anti-viral drugs.https://www.mdpi.com/2076-393X/11/7/1133SARS-CoV-2 pseudovirusmouse modelin vivo bioluminescent
spellingShingle Xi Wu
Nana Fang
Ziteng Liang
Jianhui Nie
Sen Lang
Changfa Fan
Chunnan Liang
Weijin Huang
Youchun Wang
Development of a Bioluminescent Imaging Mouse Model for SARS-CoV-2 Infection Based on a Pseudovirus System
Vaccines
SARS-CoV-2 pseudovirus
mouse model
in vivo bioluminescent
title Development of a Bioluminescent Imaging Mouse Model for SARS-CoV-2 Infection Based on a Pseudovirus System
title_full Development of a Bioluminescent Imaging Mouse Model for SARS-CoV-2 Infection Based on a Pseudovirus System
title_fullStr Development of a Bioluminescent Imaging Mouse Model for SARS-CoV-2 Infection Based on a Pseudovirus System
title_full_unstemmed Development of a Bioluminescent Imaging Mouse Model for SARS-CoV-2 Infection Based on a Pseudovirus System
title_short Development of a Bioluminescent Imaging Mouse Model for SARS-CoV-2 Infection Based on a Pseudovirus System
title_sort development of a bioluminescent imaging mouse model for sars cov 2 infection based on a pseudovirus system
topic SARS-CoV-2 pseudovirus
mouse model
in vivo bioluminescent
url https://www.mdpi.com/2076-393X/11/7/1133
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