Evidence map›Paper›PMID 34767859›Full record

ReviewImmunology letters2022

Mechanisms underpinning poor antibody responses to vaccines in ageing.

Jia Le Lee, Michelle A Linterman

Open access · hybridAbstract readReview
In one paragraph

Review in Immunology letters, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 45 papers.

0numbers the graph read from it
0cells of the map it votes in
45citing papers in PubMed
4.2field-weighted citation impact, top 5% 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

45 citing papers in PubMed, 71 citations in OpenAlex.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

2 authors at 1 institution in 1 country.

Jia Le LeeImmunology Program, Babraham Institute, Babraham Research Campus, Cambridge CB22 3AT, UK. Electronic address: JiaLe.Lee@babraham.ac.uk.
Michelle A LintermanImmunology Program, Babraham Institute, Babraham Research Campus, Cambridge CB22 3AT, UK. Electronic address: Michelle.Linterman@babraham.ac.uk.
Babraham Institute · GB

Funding

Biotechnology and Biological Sciences Research Council BBS/E/B/000C0427Biotechnology and Biological Sciences Research Council BBS/E/B/000C0428
6 · The paper itself

Abstract

Vaccines are a highly effective intervention for conferring protection against infections and reducing the associated morbidity and mortality in vaccinated individuals. However, ageing is often associated with a functional decline in the immune system that results in poor antibody production in older individuals after vaccination. A key contributing factor of this age-related decline in vaccine efficacy is the reduced size and function of the germinal centre (GC) response. GCs are specialised microstructures where B cells undergo affinity maturation and diversification of their antibody genes, before differentiating into long-lived antibody-secreting plasma cells and memory B cells. The GC response requires the coordinated interaction of many different cell types, including B cells, T follicular helper (Tfh) cells, T follicular regulatory (Tfr) cells and stromal cell subsets like follicular dendritic cells (FDCs). This review discusses how ageing affects different components of the GC reaction that contribute to its limited output and ultimately impaired antibody responses in older individuals after vaccination. An understanding of the mechanisms underpinning the age-related decline in the GC response is crucial in informing strategies to improve vaccine efficacy and extend the healthy lifespan amongst older people.

Indexed as

AgedAgingAntibody AffinityB-Lymphocyte SubsetsGerminal CenterHumansImmunity, HumoralLongevityVaccinationVaccine EfficacyAgeingB cellsGerminal centreT cellsVaccine

Identifiers

PMID34767859
PMCPMC8765414
OpenAlexW3213121859

What OpenQuestion holds

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LicenceCC BY-NC-ND
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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.