Impaired neutralizing antibody responses against the BA1.1, BA.2, and BA.5 Omicron SARS-CoV-2 subvariants in hospitalized adults infected with pre-Omicron variants in Argentina

ABSTRACT Infection with SARS-CoV-2 variants typically confers protective humoral immunity. Yet, the Omicron variant demonstrates a considerable capacity to evade immune responses in individuals previously infected with other SARS-CoV-2 strains. This has prompted investigation into Omicron’s potentia...

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Principais autores:	J. Sachithanandham, I. A. Sitaras, R. A. Albertini, R. H. Capra, J. Marquez, G. B. Sadino-Vallve, P. R. Gargantini, P. R. Cortes, N. E. Ponce, A. van de Guchte, A. S. Gonzalez-Reiche, N. B. Olivero, V. E. Zappia, M. Hernandez-Morfa, A. Echenique-Nunez, M. Nunez-Fernandez, L. Raya-Plasencia, H. van Bakel, A. Pekosz, D. R. Perez, J. Echenique
Formato:	Artigo
Idioma:	Inglês
Publicado em:	American Society for Microbiology 2026-03-01
Colecção:	Microbiology Spectrum
Assuntos:	SARS-CoV-2 Omicron variants of concern antibody pre-Omicron Delta
Acesso em linha:	https://journals.asm.org/doi/10.1128/spectrum.03479-25
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