A Systematic Evaluation of the SARS-CoV-2 Vaccine-Induced Anti-S-RBD-Ig Response in a Population of Health Care Workers

In the wake of the COVID-19 pandemic, the novel class of mRNA vaccines has been granted first-time approval for active immunization against SARS-CoV-2 alongside the already established viral vector-based vaccines. In this prospective single-center study, we set out to determine the vaccine-induced h...

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Main Authors: Viktoria Hentschel, Cornelia Horsch, Benjamin Mayer, Annsophie Thies, Will Qian, Joris Kroschel, Thomas Seufferlein, Lukas Perkhofer, Martin Müller
Format: Article
Language:English
Published: MDPI AG 2023-09-01
Series:Vaccines
Subjects:
Online Access:https://www.mdpi.com/2076-393X/11/9/1467
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author Viktoria Hentschel
Cornelia Horsch
Benjamin Mayer
Annsophie Thies
Will Qian
Joris Kroschel
Thomas Seufferlein
Lukas Perkhofer
Martin Müller
author_facet Viktoria Hentschel
Cornelia Horsch
Benjamin Mayer
Annsophie Thies
Will Qian
Joris Kroschel
Thomas Seufferlein
Lukas Perkhofer
Martin Müller
author_sort Viktoria Hentschel
collection DOAJ
description In the wake of the COVID-19 pandemic, the novel class of mRNA vaccines has been granted first-time approval for active immunization against SARS-CoV-2 alongside the already established viral vector-based vaccines. In this prospective single-center study, we set out to determine the vaccine-induced humoral immune response in a population of 1512 health care employees after the second and third vaccination, respectively. Anti-SARS-CoV-2 receptor-binding domain (RBD) and nucleocapsid antigen antibody concentrations were assessed using commercially available immunoassays. We could show that, in particular, young study subjects aged below 30 years, as well as those with a prior SARS-CoV-2 infection, developed significantly higher antibody concentrations. Our data further suggest that being in physically close contact with formerly SARS-CoV-2-positive people positively affects the post-vaccination response. Surprisingly, study subjects with a BMI > 30 produced the highest anti-S-RBD Ig antibody levels if they had recently received their third vaccination. Also, heterologous dual vaccine regimens consisting of a BNT162b2 and ChAdOx1 n-CoV-19, a homologous triple combination of BNT162b2, and an application of mRNA-1273 as the third vaccine, were most efficient at eliciting a humoral immune response. Our study substantiates existing evidence, but beyond that, scrutinizes the impact of vaccine agents and their respective combinations, as well as different time intervals on humoral immunogenicity.
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spelling doaj.art-0affd3fc9af342d9b76f2b2f102c1d4d2023-11-19T13:19:22ZengMDPI AGVaccines2076-393X2023-09-01119146710.3390/vaccines11091467A Systematic Evaluation of the SARS-CoV-2 Vaccine-Induced Anti-S-RBD-Ig Response in a Population of Health Care WorkersViktoria Hentschel0Cornelia Horsch1Benjamin Mayer2Annsophie Thies3Will Qian4Joris Kroschel5Thomas Seufferlein6Lukas Perkhofer7Martin Müller8Department of Internal Medicine I, Ulm University Hospital, 89081 Ulm, GermanyInstitute for Epidemiology and Medical Biometry, Ulm University, 89075 Ulm, GermanyInstitute for Epidemiology and Medical Biometry, Ulm University, 89075 Ulm, GermanyDepartment of Internal Medicine I, Ulm University Hospital, 89081 Ulm, GermanyDepartment of Internal Medicine I, Ulm University Hospital, 89081 Ulm, GermanyCentral Department of Clinical Chemistry, Ulm University Hospital, 89081 Ulm, GermanyDepartment of Internal Medicine I, Ulm University Hospital, 89081 Ulm, GermanyDepartment of Internal Medicine I, Ulm University Hospital, 89081 Ulm, GermanyDepartment of Internal Medicine I, Ulm University Hospital, 89081 Ulm, GermanyIn the wake of the COVID-19 pandemic, the novel class of mRNA vaccines has been granted first-time approval for active immunization against SARS-CoV-2 alongside the already established viral vector-based vaccines. In this prospective single-center study, we set out to determine the vaccine-induced humoral immune response in a population of 1512 health care employees after the second and third vaccination, respectively. Anti-SARS-CoV-2 receptor-binding domain (RBD) and nucleocapsid antigen antibody concentrations were assessed using commercially available immunoassays. We could show that, in particular, young study subjects aged below 30 years, as well as those with a prior SARS-CoV-2 infection, developed significantly higher antibody concentrations. Our data further suggest that being in physically close contact with formerly SARS-CoV-2-positive people positively affects the post-vaccination response. Surprisingly, study subjects with a BMI > 30 produced the highest anti-S-RBD Ig antibody levels if they had recently received their third vaccination. Also, heterologous dual vaccine regimens consisting of a BNT162b2 and ChAdOx1 n-CoV-19, a homologous triple combination of BNT162b2, and an application of mRNA-1273 as the third vaccine, were most efficient at eliciting a humoral immune response. Our study substantiates existing evidence, but beyond that, scrutinizes the impact of vaccine agents and their respective combinations, as well as different time intervals on humoral immunogenicity.https://www.mdpi.com/2076-393X/11/9/1467SARS-CoV-2humoral immune responsemRNA vaccines
spellingShingle Viktoria Hentschel
Cornelia Horsch
Benjamin Mayer
Annsophie Thies
Will Qian
Joris Kroschel
Thomas Seufferlein
Lukas Perkhofer
Martin Müller
A Systematic Evaluation of the SARS-CoV-2 Vaccine-Induced Anti-S-RBD-Ig Response in a Population of Health Care Workers
Vaccines
SARS-CoV-2
humoral immune response
mRNA vaccines
title A Systematic Evaluation of the SARS-CoV-2 Vaccine-Induced Anti-S-RBD-Ig Response in a Population of Health Care Workers
title_full A Systematic Evaluation of the SARS-CoV-2 Vaccine-Induced Anti-S-RBD-Ig Response in a Population of Health Care Workers
title_fullStr A Systematic Evaluation of the SARS-CoV-2 Vaccine-Induced Anti-S-RBD-Ig Response in a Population of Health Care Workers
title_full_unstemmed A Systematic Evaluation of the SARS-CoV-2 Vaccine-Induced Anti-S-RBD-Ig Response in a Population of Health Care Workers
title_short A Systematic Evaluation of the SARS-CoV-2 Vaccine-Induced Anti-S-RBD-Ig Response in a Population of Health Care Workers
title_sort systematic evaluation of the sars cov 2 vaccine induced anti s rbd ig response in a population of health care workers
topic SARS-CoV-2
humoral immune response
mRNA vaccines
url https://www.mdpi.com/2076-393X/11/9/1467
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