A Perspective on the Roles of Adjuvants in Developing Highly Potent COVID-19 Vaccines

Several countries have made unremitting efforts to develop an optimal vaccine in the fight against coronavirus disease 2019 (COVID-19) caused by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2). With the increasing occurrence of SARS-CoV-2 variants, current vaccines show decreased neutra...

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Main Authors: Naru Zhang, Kangchen Li, Zezhong Liu, Kutty Selva Nandakumar, Shibo Jiang
Format: Article
Language:English
Published: MDPI AG 2022-02-01
Series:Viruses
Subjects:
Online Access:https://www.mdpi.com/1999-4915/14/2/387
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author Naru Zhang
Kangchen Li
Zezhong Liu
Kutty Selva Nandakumar
Shibo Jiang
author_facet Naru Zhang
Kangchen Li
Zezhong Liu
Kutty Selva Nandakumar
Shibo Jiang
author_sort Naru Zhang
collection DOAJ
description Several countries have made unremitting efforts to develop an optimal vaccine in the fight against coronavirus disease 2019 (COVID-19) caused by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2). With the increasing occurrence of SARS-CoV-2 variants, current vaccines show decreased neutralizing activities, especially towards the Omicron variant. In this context, adding appropriate adjuvants to COVID-19 vaccines can substantially reduce the number of required doses and improve efficacy or cross-neutralizing protection. We mainly focus on research progress and achievements associated with adjuvanted COVID-19 subunit and inactivated vaccines. We further compare the advantages and disadvantages of different adjuvant formulations in order to provide a scientific reference for designing an effective strategy for future vaccine development.
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spelling doaj.art-5adce6ef8a444376b03996d4664e8cb32023-11-23T22:32:04ZengMDPI AGViruses1999-49152022-02-0114238710.3390/v14020387A Perspective on the Roles of Adjuvants in Developing Highly Potent COVID-19 VaccinesNaru Zhang0Kangchen Li1Zezhong Liu2Kutty Selva Nandakumar3Shibo Jiang4Department of Clinical Medicine, School of Medicine, Zhejiang University City College, Hangzhou 310015, ChinaDepartment of Clinical Medicine, School of Medicine, Zhejiang University City College, Hangzhou 310015, ChinaKey Laboratory of Medical Molecular Virology (MOE/NHC/CAMS), School of Basic Medical Sciences, Shanghai Institute of Infectious Disease and Biosecurity, Fudan University, Shanghai 200032, ChinaDepartment of Medical Biochemistry and Biophysics, Karolinska Institute, 17177 Stockholm, SwedenKey Laboratory of Medical Molecular Virology (MOE/NHC/CAMS), School of Basic Medical Sciences, Shanghai Institute of Infectious Disease and Biosecurity, Fudan University, Shanghai 200032, ChinaSeveral countries have made unremitting efforts to develop an optimal vaccine in the fight against coronavirus disease 2019 (COVID-19) caused by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2). With the increasing occurrence of SARS-CoV-2 variants, current vaccines show decreased neutralizing activities, especially towards the Omicron variant. In this context, adding appropriate adjuvants to COVID-19 vaccines can substantially reduce the number of required doses and improve efficacy or cross-neutralizing protection. We mainly focus on research progress and achievements associated with adjuvanted COVID-19 subunit and inactivated vaccines. We further compare the advantages and disadvantages of different adjuvant formulations in order to provide a scientific reference for designing an effective strategy for future vaccine development.https://www.mdpi.com/1999-4915/14/2/387COVID-19SARS-CoV-2variantsvaccineadjuvant
spellingShingle Naru Zhang
Kangchen Li
Zezhong Liu
Kutty Selva Nandakumar
Shibo Jiang
A Perspective on the Roles of Adjuvants in Developing Highly Potent COVID-19 Vaccines
Viruses
COVID-19
SARS-CoV-2
variants
vaccine
adjuvant
title A Perspective on the Roles of Adjuvants in Developing Highly Potent COVID-19 Vaccines
title_full A Perspective on the Roles of Adjuvants in Developing Highly Potent COVID-19 Vaccines
title_fullStr A Perspective on the Roles of Adjuvants in Developing Highly Potent COVID-19 Vaccines
title_full_unstemmed A Perspective on the Roles of Adjuvants in Developing Highly Potent COVID-19 Vaccines
title_short A Perspective on the Roles of Adjuvants in Developing Highly Potent COVID-19 Vaccines
title_sort perspective on the roles of adjuvants in developing highly potent covid 19 vaccines
topic COVID-19
SARS-CoV-2
variants
vaccine
adjuvant
url https://www.mdpi.com/1999-4915/14/2/387
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