Evidence map›Paper›PMID 35549299›Full record

ArticleScience immunology2022

Recall of preexisting cross-reactive B cell memory after Omicron BA.1 breakthrough infection.

Chengzi I Kaku, Alan J Bergeron, Clas Ahlm, Johan Normark, Mrunal Sakharkar, Mattias N E Forsell, Laura M Walker

Open access · hybridAbstract read
In one paragraph

Article in Science immunology, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 89 papers.

0numbers the graph read from it
0cells of the map it votes in
89citing papers in PubMed
14.2field-weighted citation impact, top 1% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

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.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

89 citing papers in PubMed, 144 citations in OpenAlex.

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  9. Extrafollicular and other non-germinal center B cell responses.Journal of immunology (Baltimore, Md. : 1950) · 2026
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29 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

7 authors at 3 institutions in 2 countries.

Chengzi I KakuAdimab LLC, Lebanon, NH 03766, USA.ORCID 0000-0002-9854-8351
Alan J BergeronNorris Cotton Cancer Center, Dartmouth Hitchcock Medical Center, Lebanon, NH 03766, USA.
Clas AhlmDivision of Immunology, Department of Clinical Microbiology, Umeå University, Umeå, Sweden.ORCID 0000-0003-2018-8592
Johan NormarkDivision of Immunology, Department of Clinical Microbiology, Umeå University, Umeå, Sweden.ORCID 0000-0001-5831-4369
Mrunal SakharkarAdimab LLC, Lebanon, NH 03766, USA.ORCID 0000-0002-2717-5201
Mattias N E ForsellDivision of Immunology, Department of Clinical Microbiology, Umeå University, Umeå, Sweden.ORCID 0000-0001-6904-742X
Laura M WalkerAdagio Therapeutics Inc., Waltham, MA 02451, USA.ORCID 0000-0001-7704-3197
Umeå University · SEAdimab (United States) · USDartmouth College · US

Funding

Translational Engineering in Cancer (TEC)P30CA023108 · NCI · DARTMOUTH COLLEGE · PI Fred W Kolling IV · 1985 to 2026
$91.3M
NCI NIH HHS P30 CA023108
6 · The paper itself

Abstract

Understanding immune responses after severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) breakthrough infection will facilitate the development of next-generation vaccines. Here, we profiled spike (S)-specific B cell responses after Omicron/BA.1 infection in messenger RNA-vaccinated donors. The acute antibody response was characterized by high levels of somatic hypermutation and a bias toward recognition of ancestral SARS-CoV-2 strains, suggesting the early activation of vaccine-induced memory B cells. BA.1 breakthrough infection induced a shift in B cell immunodominance hierarchy from the S2 subunit, which is highly conserved across SARS-CoV-2 variants of concern (VOCs), and toward the antigenically variable receptor binding domain (RBD). A large proportion of RBD-directed neutralizing antibodies isolated from BA.1 breakthrough infection donors displayed convergent sequence features and broadly recognized SARS-CoV-2 VOCs. Together, these findings provide insights into the role of preexisting immunity in shaping the B cell response to heterologous SARS-CoV-2 variant exposure.

Indexed as

B-LymphocytesCOVID-19Immunologic MemoryAntibodies, ViralCOVID-19 VaccinesCross ReactionsHumansMembrane GlycoproteinsSARS-CoV-2Spike Glycoprotein, CoronavirusViral Envelope ProteinsAntibodies, ViralCOVID-19 VaccinesMembrane GlycoproteinsSpike Glycoprotein, Coronavirusspike protein, SARS-CoV-2Viral Envelope Proteins

Identifiers

PMID35549299
PMCPMC9097882
OpenAlexW4280517596

What OpenQuestion holds

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LicenceCC BY
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.