Evidence map›Paper›PMID 32750093›Full record

ArticlePLoS pathogens2020

Intracellular neutralisation of rotavirus by VP6-specific IgG.

Sarah L Caddy, Marina Vaysburd, Mark Wing, Stian Foss, Jan Terje Andersen, Kevin O'Connell, Keith Mayes, Katie Higginson, Miren Iturriza-Gómara, Ulrich Desselberger and 1 more

Open access · goldAbstract read
In one paragraph

Article in PLoS pathogens, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 52 papers.

0numbers the graph read from it
0cells of the map it votes in
52citing papers in PubMed
1.0field-weighted citation impact, top 13% 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

52 citing papers in PubMed, 83 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

11 authors at 4 institutions in 2 countries.

Sarah L CaddyMRC Laboratory of Molecular Biology, Cambridge, United Kingdom.ORCID 0000-0002-9790-7420
Marina VaysburdMRC Laboratory of Molecular Biology, Cambridge, United Kingdom.
Mark WingMRC Laboratory of Molecular Biology, Cambridge, United Kingdom.
Stian FossInstitute of Clinical Medicine and Department of Pharmacology, University of Oslo and Oslo University Hospital, Oslo, Norway.
Jan Terje AndersenInstitute of Clinical Medicine and Department of Pharmacology, University of Oslo and Oslo University Hospital, Oslo, Norway.
Kevin O'ConnellMRC Laboratory of Molecular Biology, Cambridge, United Kingdom.
Keith MayesMRC Laboratory of Molecular Biology, Cambridge, United Kingdom.
Katie HigginsonMRC Laboratory of Molecular Biology, Cambridge, United Kingdom.
Miren Iturriza-GómaraCentre for Global Vaccine Research, Institute of Infection and Global Health, University of Liverpool, Liverpool, United Kingdom.ORCID 0000-0001-5816-6423
Ulrich DesselbergerDepartment of Medicine, University of Cambridge, Cambridge, United Kingdom.
Leo C JamesMRC Laboratory of Molecular Biology, Cambridge, United Kingdom.ORCID 0000-0003-2131-0334
MRC Laboratory of Molecular Biology · GBOslo University Hospital · NOUniversity of Cambridge · GBUniversity of Liverpool · GB

Funding

Medical Research Council MC_U105181010Medical Research Council U105181010Wellcome Trust 200594/Z/16/ZWellcome Trust 211138/Z/18/Z
6 · The paper itself

Abstract

Rotavirus is a major cause of gastroenteritis in children, with infection typically inducing high levels of protective antibodies. Antibodies targeting the middle capsid protein VP6 are particularly abundant, and as VP6 is only exposed inside cells, neutralisation must be post-entry. However, while a system of poly immune globulin receptor (pIgR) transcytosis has been proposed for anti-VP6 IgAs, the mechanism by which VP6-specific IgG mediates protection remains less clear. We have developed an intracellular neutralisation assay to examine how antibodies neutralise rotavirus inside cells, enabling comparison between IgG and IgA isotypes. Unexpectedly we found that neutralisation by VP6-specific IgG was much more efficient than by VP6-specific IgA. This observation was highly dependent on the activity of the cytosolic antibody receptor TRIM21 and was confirmed using an in vivo model of murine rotavirus infection. Furthermore, mice deficient in only IgG and not other antibody isotypes had a serious deficit in intracellular antibody-mediated protection. The finding that VP6-specific IgG protect mice against rotavirus infection has important implications for rotavirus vaccination. Current assays determine protection in humans predominantly by measuring rotavirus-specific IgA titres. Measurements of VP6-specific IgG may add to existing mechanistic correlates of protection.

Indexed as

AnimalsAntibodies, ViralAntigens, ViralCapsid ProteinsHumansImmunoglobulin GMiceMice, Inbred BALB CMice, Inbred C57BLRotavirusRotavirus InfectionsSpecies SpecificityAntibodies, ViralAntigens, ViralCapsid ProteinsImmunoglobulin GVP6 protein, Rotavirus

Identifiers

PMID32750093
PMCPMC7428215
OpenAlexW3047530488

What OpenQuestion holds

Textmetadata
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.