Post-vaccination IgG4 and IgG2 class switch associates with increased risk of SARS-CoV-2 infections

These findings suggest a potential association between IgG4 induction by mRNA vaccination and a higher risk of breakthrough infection, warranting further investigation into vaccination strategies to ensure sustained protection.

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Publication Details

Journal
Journal of Infection
Published
2025-03-18
DOI
https://doi.org/10.1016/j.jinf.2025.106473
Citations
18
Primary Topic
SARS-CoV-2 and COVID-19 Research
Type
article
Field-Weighted Citation Impact
25.13

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article

Post-vaccination IgG4 and IgG2 class switch associates with increased risk of SARS-CoV-2 infections

Marta Vidal, Anna Ramírez‐Morros, Josep Vidal‐Alaball, Pere Santamaría et al.
18 citations
Journal of Infection
SARS-CoV-2 and COVID-19 Research
25.13
article

Post-vaccination IgG4 and IgG2 class switch associates with increased risk of SARS-CoV-2 infections

Marta Vidal, Anna Ramírez‐Morros, Josep Vidal‐Alaball, Pere Santamaría, Gemma Moncunill, D. Herbert Opi, Ruth Aguilar, Luis M. Molinos‐Albert, James G. Beeson, Anna Ruiz‐Comellas, Julià Blanco, Carlota Dobaño, Carla Martín Pérez, Sílvia Ruiz-Rius
article en
18 citations

Abstract

These findings suggest a potential association between IgG4 induction by mRNA vaccination and a higher risk of breakthrough infection, warranting further investigation into vaccination strategies to ensure sustained protection.

Journal of InfectionVol. 90(4)
Burnet Institute (AU), Departament de Salut (ES), Institut Universitari d'Investigació en Atenció Primària Jordi Gol (ES), Institut d'Investigació en Ciències de la Salut Germans Trias i Pujol (ES), Barcelona Institute for Global Health (ES), Institut Català de la Salut (ES), Consorci Institut D'Investigacions Biomediques August Pi I Sunyer (ES), Universitat de Barcelona (ES)
Centres de Recerca de Catalunya, European Commission, Generalitat de Catalunya, Fundació Privada Daniel Bravo Andreu, Medical Research Council, National Health and Medical Research Council, Agència de Gestió d'Ajuts Universitaris i de Recerca, Agencia Estatal de Investigación, European Social Fund
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Openalex Percentile: Top 0%
SARS-CoV-2 and COVID-19 Research
25.13
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