Evidence map›Paper›PMID 36130936›Full record

ArticleNature communications2022

Magnitude of venous or capillary blood-derived SARS-CoV-2-specific T cell response determines COVID-19 immunity.

Martin J Scurr, George Lippiatt, Lorenzo Capitani, Kirsten Bentley, Sarah N Lauder, Kathryn Smart, Michelle S Somerville, Tara Rees, Richard J Stanton, Awen Gallimore and 2 more

Abstract read
In one paragraph

Article in Nature communications, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 33 papers.

0numbers the graph read from it
0cells of the map it votes in
33citing papers in PubMed
–field-weighted citation impact
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

33 citing papers in PubMed.

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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

12 authors.

Martin J ScurrDivision of Infection & Immunity, School of Medicine, Cardiff University, Cardiff, UK. martinscurr@immunoserv.com.ORCID 0000-0002-4120-0688
George LippiattImmunoServ Ltd., Cardiff, UK.
Lorenzo CapitaniDivision of Infection & Immunity, School of Medicine, Cardiff University, Cardiff, UK.
Kirsten BentleyDivision of Infection & Immunity, School of Medicine, Cardiff University, Cardiff, UK.ORCID 0000-0002-6619-2098
Sarah N LauderDivision of Infection & Immunity, School of Medicine, Cardiff University, Cardiff, UK.
Kathryn SmartDivision of Infection & Immunity, School of Medicine, Cardiff University, Cardiff, UK.
Michelle S SomervilleDivision of Infection & Immunity, School of Medicine, Cardiff University, Cardiff, UK.
Tara ReesDivision of Infection & Immunity, School of Medicine, Cardiff University, Cardiff, UK.
Richard J StantonDivision of Infection & Immunity, School of Medicine, Cardiff University, Cardiff, UK.ORCID 0000-0002-6799-1182
Awen GallimoreDivision of Infection & Immunity, School of Medicine, Cardiff University, Cardiff, UK.
James P HindleyImmunoServ Ltd., Cardiff, UK.
Andrew GodkinDivision of Infection & Immunity, School of Medicine, Cardiff University, Cardiff, UK. godkinaj@cardiff.ac.uk.ORCID 0000-0002-1910-7567

Funding

Cancer Research UK C16731/A21200Medical Research Council MR/S00971X/1Medical Research Council MR/V028448/1Wellcome TrustWellcome Trust 209213/Z/17/Z
6 · The paper itself

Abstract

T cells specific for SARS-CoV-2 are thought to protect against infection and development of COVID-19, but direct evidence for this is lacking. Here, we associated whole-blood-based measurement of SARS-CoV-2-specific interferon-γ-positive T cell responses with positive COVID-19 diagnostic (PCR and/or lateral flow) test results up to 6 months post-blood sampling. Amongst 148 participants donating venous blood samples, SARS-CoV-2-specific T cell response magnitude is significantly greater in those who remain protected versus those who become infected (P < 0.0001); relatively low magnitude T cell response results in a 43.2% risk of infection, whereas high magnitude reduces this risk to 5.4%. These findings are recapitulated in a further 299 participants testing a scalable capillary blood-based assay that could facilitate the acquisition of population-scale T cell immunity data (14.9% and 4.4%, respectively). Hence, measurement of SARS-CoV-2-specific T cells can prognosticate infection risk and should be assessed when monitoring individual and population immunity status.

Indexed as

COVID-19SARS-CoV-2Antibodies, ViralHumansInterferon-gammaPolymerase Chain ReactionT-LymphocytesAntibodies, ViralInterferon-gamma

Identifiers

PMID36130936
PMCPMC9492763

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.