ArticleCell reports2025
Phenotypic heterogeneity defines B cell responses to repeated SARS-CoV-2 exposures through vaccination and infection.
Article in Cell reports, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.
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The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
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Who cites it
4 citing papers in PubMed.
- Improved VSV-Ebola-GP booster vaccination approach promotes antibody affinity maturation and durable anti-Ebola immunity in humans.Nature immunology · 2026Trial
- The vaccine platform used for COVID-19 primary immunization shapes the quality of the human B cell response to a vaccine boost.Science translational medicine · 2026Article
- COVID-19 mRNA vaccines: a prospective outlook from technological innovation to clinical practice.Frontiers in immunology · 2026Review
- Retrospective neutralization analysis of SARS-CoV-2 variants in early pandemic sera.Frontiers in immunology · 2026Article
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Authors and funding
22 authors.
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Abstract
Long-lived humoral memory is key to durable immunity against pathogens yet remains challenging to define due to heterogeneity among antigen-reactive B cells. We addressed this gap through longitudinal sampling over the course of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) mRNA vaccinations with or without breakthrough infection. High-dimensional phenotypic profiling performed on ∼72 million B cells showed that receptor-binding domain (RBD) reactivity was associated with five distinct immunoglobulin G (IgG) B cell populations. Two expressed the activation marker CD71, both correlated with neutralizing antibodies, yet the one lacking the memory marker CD27 was induced by vaccination and blunted by infection. Two were resting memory populations; one lacking CD73 arose early and contributed to cross-reactivity; the other, expressing CD73, arose later and correlated with neutralizing antibodies. The fifth, a rare germinal center-like population, contributed to recall responses and was highly cross reactive. Overall, robust and distinct responses to booster vaccination overcame the superiority of hybrid immunity provided by breakthrough infection.
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