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BCG revaccination qualitatively and quantitatively enhances SARS-CoV-2 spike-specific neutralizing antibody and T cell responses induced by the COVISHIELD(™) vaccine in SARS-CoV-2 seronegative young Indian adults
This study tested if prior BCG revaccination can further boost immune responses subsequently induced by a widely distributed and otherwise efficacious Oxford/AstraZeneca ChAdOx1nCoV-19 vaccine, referred to as COVISHIELD(™), in India. We compared COVISHIELD(™) induced longitudinal immune responses in...
Autores principales: | , , , , , , , , , , , , , , , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
American Journal Experts
2022
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8902867/ https://www.ncbi.nlm.nih.gov/pubmed/35262071 http://dx.doi.org/10.21203/rs.3.rs-1395683/v1 |
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author | Rakshit, Srabanti Adiga, Vasista Ahmed, Asma Parthiban, Chaitra Kumar, Nirutha Chetan Dwarkanath, Pratibha Shivalingaiah, Sudarshan Rao, Srishti D’Souza, George Dias, Mary Maguire, Thomas J.A. Doores, Katie Dasgupta, Prokar Babji, Sudhir Ottenhoff, Tom H.M Stuart, Kenneth D. De Rosa, Stephen McElrath, M. Juliana Vyakarnam, Annapurna |
author_facet | Rakshit, Srabanti Adiga, Vasista Ahmed, Asma Parthiban, Chaitra Kumar, Nirutha Chetan Dwarkanath, Pratibha Shivalingaiah, Sudarshan Rao, Srishti D’Souza, George Dias, Mary Maguire, Thomas J.A. Doores, Katie Dasgupta, Prokar Babji, Sudhir Ottenhoff, Tom H.M Stuart, Kenneth D. De Rosa, Stephen McElrath, M. Juliana Vyakarnam, Annapurna |
author_sort | Rakshit, Srabanti |
collection | PubMed |
description | This study tested if prior BCG revaccination can further boost immune responses subsequently induced by a widely distributed and otherwise efficacious Oxford/AstraZeneca ChAdOx1nCoV-19 vaccine, referred to as COVISHIELD(™), in India. We compared COVISHIELD(™) induced longitudinal immune responses in 21 BCG re-vaccinees (BCG-RV) and 13 BCG-non-revaccinees (BCG-NRV), all of whom were BCG vaccinated at birth and latent tuberculosis negative, after COVISHIELD(™) prime and boost with baseline samples that were collected pre-pandemic and pre-BCG revaccination. Compared to BCG-NRV, BCG-RV displayed significantly higher magnitude of spike-specific Ab and T cell responses, including a greater proportion of high responders; better quality polyfunctional CD4 and CD8 T cells that persisted and a more robust Ab and T cell response to the Delta mutant of SARS-CoV-2 highlighting greater breadth. Mechanistically, BCG adjuvant effects on COVISHIELD(™) induced adaptive responses was associated with more robust innate responses to pathogen-associated-molecular-patterns through TNF-α and IL-1β secretion. This study provides first in-depth analysis of immune responses induced by COVISHIELD(™) in India and highlights the potential of using a cheap and globally available vaccine, BCG, as an adjuvant to enhance heterologous adaptive immune responses induced by COVIDSHIELD(™) and other emerging vaccines. |
format | Online Article Text |
id | pubmed-8902867 |
institution | National Center for Biotechnology Information |
language | English |
publishDate | 2022 |
publisher | American Journal Experts |
record_format | MEDLINE/PubMed |
spelling | pubmed-89028672022-03-09 BCG revaccination qualitatively and quantitatively enhances SARS-CoV-2 spike-specific neutralizing antibody and T cell responses induced by the COVISHIELD(™) vaccine in SARS-CoV-2 seronegative young Indian adults Rakshit, Srabanti Adiga, Vasista Ahmed, Asma Parthiban, Chaitra Kumar, Nirutha Chetan Dwarkanath, Pratibha Shivalingaiah, Sudarshan Rao, Srishti D’Souza, George Dias, Mary Maguire, Thomas J.A. Doores, Katie Dasgupta, Prokar Babji, Sudhir Ottenhoff, Tom H.M Stuart, Kenneth D. De Rosa, Stephen McElrath, M. Juliana Vyakarnam, Annapurna Res Sq Article This study tested if prior BCG revaccination can further boost immune responses subsequently induced by a widely distributed and otherwise efficacious Oxford/AstraZeneca ChAdOx1nCoV-19 vaccine, referred to as COVISHIELD(™), in India. We compared COVISHIELD(™) induced longitudinal immune responses in 21 BCG re-vaccinees (BCG-RV) and 13 BCG-non-revaccinees (BCG-NRV), all of whom were BCG vaccinated at birth and latent tuberculosis negative, after COVISHIELD(™) prime and boost with baseline samples that were collected pre-pandemic and pre-BCG revaccination. Compared to BCG-NRV, BCG-RV displayed significantly higher magnitude of spike-specific Ab and T cell responses, including a greater proportion of high responders; better quality polyfunctional CD4 and CD8 T cells that persisted and a more robust Ab and T cell response to the Delta mutant of SARS-CoV-2 highlighting greater breadth. Mechanistically, BCG adjuvant effects on COVISHIELD(™) induced adaptive responses was associated with more robust innate responses to pathogen-associated-molecular-patterns through TNF-α and IL-1β secretion. This study provides first in-depth analysis of immune responses induced by COVISHIELD(™) in India and highlights the potential of using a cheap and globally available vaccine, BCG, as an adjuvant to enhance heterologous adaptive immune responses induced by COVIDSHIELD(™) and other emerging vaccines. American Journal Experts 2022-03-02 /pmc/articles/PMC8902867/ /pubmed/35262071 http://dx.doi.org/10.21203/rs.3.rs-1395683/v1 Text en https://creativecommons.org/licenses/by/4.0/This work is licensed under a Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/) , which allows reusers to distribute, remix, adapt, and build upon the material in any medium or format, so long as attribution is given to the creator. The license allows for commercial use. |
spellingShingle | Article Rakshit, Srabanti Adiga, Vasista Ahmed, Asma Parthiban, Chaitra Kumar, Nirutha Chetan Dwarkanath, Pratibha Shivalingaiah, Sudarshan Rao, Srishti D’Souza, George Dias, Mary Maguire, Thomas J.A. Doores, Katie Dasgupta, Prokar Babji, Sudhir Ottenhoff, Tom H.M Stuart, Kenneth D. De Rosa, Stephen McElrath, M. Juliana Vyakarnam, Annapurna BCG revaccination qualitatively and quantitatively enhances SARS-CoV-2 spike-specific neutralizing antibody and T cell responses induced by the COVISHIELD(™) vaccine in SARS-CoV-2 seronegative young Indian adults |
title | BCG revaccination qualitatively and quantitatively enhances SARS-CoV-2 spike-specific neutralizing antibody and T cell responses induced by the COVISHIELD(™) vaccine in SARS-CoV-2 seronegative young Indian adults |
title_full | BCG revaccination qualitatively and quantitatively enhances SARS-CoV-2 spike-specific neutralizing antibody and T cell responses induced by the COVISHIELD(™) vaccine in SARS-CoV-2 seronegative young Indian adults |
title_fullStr | BCG revaccination qualitatively and quantitatively enhances SARS-CoV-2 spike-specific neutralizing antibody and T cell responses induced by the COVISHIELD(™) vaccine in SARS-CoV-2 seronegative young Indian adults |
title_full_unstemmed | BCG revaccination qualitatively and quantitatively enhances SARS-CoV-2 spike-specific neutralizing antibody and T cell responses induced by the COVISHIELD(™) vaccine in SARS-CoV-2 seronegative young Indian adults |
title_short | BCG revaccination qualitatively and quantitatively enhances SARS-CoV-2 spike-specific neutralizing antibody and T cell responses induced by the COVISHIELD(™) vaccine in SARS-CoV-2 seronegative young Indian adults |
title_sort | bcg revaccination qualitatively and quantitatively enhances sars-cov-2 spike-specific neutralizing antibody and t cell responses induced by the covishield(™) vaccine in sars-cov-2 seronegative young indian adults |
topic | Article |
url | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8902867/ https://www.ncbi.nlm.nih.gov/pubmed/35262071 http://dx.doi.org/10.21203/rs.3.rs-1395683/v1 |
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