Evidence map›Paper›PMID 29020090›Full record

ArticlePloS one2017

Saporin-conjugated tetramers identify efficacious anti-HIV CD8+ T-cell specificities.

Ellen M Leitman, Christine D Palmer, Søren Buus, Fabian Chen, Lynn Riddell, Stuart Sims, Paul Klenerman, Asier Sáez-Cirión, Bruce D Walker, Paul R Hess and 3 more

Abstract read
In one paragraph

Article in PloS one, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.

0numbers the graph read from it
0cells of the map it votes in
3citing 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

3 citing papers in PubMed.

  1. Article
  2. Review
  3. Review
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

13 authors.

Ellen M LeitmanDepartment of Paediatrics, University of Oxford, Oxford, United Kingdom.ORCID http://orcid.org/0000-0002-5271-7295
Christine D PalmerRagon Institute of MGH, MIT and Harvard, Cambridge, Massachusetts, United States of America.
Søren BuusLaboratory of Experimental Immunology, Faculty of Health Sciences, University of Copenhagen, Copenhagen, Denmark.
Fabian ChenDepartment of Sexual Health, Royal Berkshire Hospital, Reading, United Kingdom.
Lynn RiddellIntegrated Sexual Health Services, Northamptonshire Healthcare NHS Trust, Northampton, United Kingdom.
Stuart SimsInstitute of Virology, University of Zurich, Zurich, Switzerland.
Paul KlenermanNIHR Biomedical Research Centre, John Radcliffe Hospital, University of Oxford, Oxford, United Kingdom.
Asier Sáez-CiriónInstitut Pasteur, Unité HIV, Inflammation et Persistance, Paris, France.
Bruce D WalkerHarvard Medical School, Boston, Massachusetts, United States of America.
Paul R HessImmunology Program, Department of Clinical Sciences, North Carolina State University College of Veterinary Medicine, Raleigh, North Carolina, United States of America.
Marcus AltfeldHarvard Medical School, Boston, Massachusetts, United States of America.
Philippa C MatthewsNuffield Department of Medicine, University of Oxford, Oxford, United Kingdom.
Philip J R GoulderDepartment of Paediatrics, University of Oxford, Oxford, United Kingdom.

Funding

Optimizing CD8+ T-cell responses against C clade HIV infection in subSaharan AfriR01AI046995 · NIAID · UNIVERSITY OF OXFORD · PI GOULDER, PHILIP J · 2000 to 2014
$6.8M
NIAID NIH HHS R01 AI046995Wellcome Trust 109965/Z/15/Z
6 · The paper itself

Abstract

Antigen-specific T-cells are highly variable, spanning potent antiviral efficacy and damaging auto-reactivity. In virus infections, identifying the most efficacious responses is critical to vaccine design. However, current methods depend on indirect measures or on ex vivo expanded CTL clones. We here describe a novel application of cytotoxic saporin-conjugated tetramers to kill antigen-specific T-cells without significant off-target effects. The relative efficacy of distinct antiviral CD8+ T-cell specificity can be directly assessed via antigen-specific CD8+ T-cell depletion. The utility of these reagents is demonstrated here in identifying the CD8+ T-cell specificity most effective in preventing HIV progression in HIV-infected HLA-B*27-positive immune controllers.

Indexed as

Protein MultimerizationAntiviral AgentsCD8-Positive T-LymphocytesEndocytosisHIV InfectionsHumansLymphocyte DepletionRibosome Inactivating Proteins, Type 1SaporinsAntiviral AgentsRibosome Inactivating Proteins, Type 1Saporins

Identifiers

PMID29020090
PMCPMC5636067

What OpenQuestion holds

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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.