Evidence map›Paper›PMID 26302050›Full record

ArticlePLoS pathogens2015

HLA Class-II Associated HIV Polymorphisms Predict Escape from CD4+ T Cell Responses.

Nathan Erdmann, Victor Y Du, Jonathan Carlson, Malinda Schaefer, Alexander Jureka, Sarah Sterrett, Ling Yue, Dario Dilernia, Shabir Lakhi, Jianming Tang and 7 more

Abstract read
In one paragraph

Article in PLoS pathogens, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing 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

19 citing papers in PubMed.

  1. Article
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  7. Review
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  11. Article
  12. Review
  13. Article
  14. Evidence of CD4Scientific reports · 2018
    Article
  15. Article
  16. Article
  17. Article
  18. Article
  19. 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

17 authors.

Nathan ErdmannDepartment of Medicine, University of Alabama at Birmingham, Birmingham, Alabama, United States of America.
Victor Y DuDepartment of Medicine, University of Alabama at Birmingham, Birmingham, Alabama, United States of America.
Jonathan CarlsonMicrosoft Research, Los Angeles, California, United States of America.
Malinda SchaeferDepartment of Pathology and Laboratory Medicine, Emory University, Atlanta, Georgia, United States of America.
Alexander JurekaDepartment of Medicine, University of Alabama at Birmingham, Birmingham, Alabama, United States of America.
Sarah SterrettDepartment of Medicine, University of Alabama at Birmingham, Birmingham, Alabama, United States of America.
Ling YueDepartment of Pathology and Laboratory Medicine, Emory University, Atlanta, Georgia, United States of America.
Dario DilerniaDepartment of Pathology and Laboratory Medicine, Emory University, Atlanta, Georgia, United States of America.
Shabir LakhiZambia Emory Research Project, Lusaka, Zambia.
Jianming TangDepartment of Medicine, University of Alabama at Birmingham, Birmingham, Alabama, United States of America.
John SidneyLa Jolla Institute for Allergy & Immunology, La Jolla, California, United States of America.
Jill GilmourInternational AIDS Vaccine Institute and Imperial College, London, United Kingdom.
Susan AllenDepartment of Pathology and Laboratory Medicine, Emory University, Atlanta, Georgia, United States of America.
Eric HunterDepartment of Pathology and Laboratory Medicine, Emory University, Atlanta, Georgia, United States of America.
Sonya HeathDepartment of Medicine, University of Alabama at Birmingham, Birmingham, Alabama, United States of America.
Anju BansalDepartment of Medicine, University of Alabama at Birmingham, Birmingham, Alabama, United States of America.
Paul A GoepfertDepartment of Medicine, University of Alabama at Birmingham, Birmingham, Alabama, United States of America.

Funding

CTL and HIV Polymorphisms in Heterosexual TransmissionR01AI064060 · NIAID · EMORY UNIVERSITY · PI GOEPFERT, PAUL A., HUNTER, ERIC · 2005 to 2019
$21.7M
HIV-1 Cryptic Epitopes: Implications for Vaccine DesignR01AI084772 · NIAID · UNIVERSITY OF ALABAMA AT BIRMINGHAM · PI GOEPFERT, PAUL A. · 2009 to 2013
$2.5M
A Rational Approach for HIV Vaccine T Cell Epitope SelectionR01AI112566 · NIAID · UNIVERSITY OF ALABAMA AT BIRMINGHAM · PI GOEPFERT, PAUL A. · 2014 to 2017
$1.9M
NIAID NIH HHS 1R01AI112566-01A1NIAID NIH HHS 5R01AI064060-10NIAID NIH HHS 5R01AI084772-05NIAID NIH HHS R01 AI064060NIAID NIH HHS R01 AI084772NIAID NIH HHS R01 AI112566
6 · The paper itself

Abstract

Antiretroviral therapy, antibody and CD8+ T cell-mediated responses targeting human immunodeficiency virus-1 (HIV-1) exert selection pressure on the virus necessitating escape; however, the ability of CD4+ T cells to exert selective pressure remains unclear. Using a computational approach on HIV gag/pol/nef sequences and HLA-II allelic data, we identified 29 HLA-II associated HIV sequence polymorphisms or adaptations (HLA-AP) in an African cohort of chronically HIV-infected individuals. Epitopes encompassing the predicted adaptation (AE) or its non-adapted (NAE) version were evaluated for immunogenicity. Using a CD8-depleted IFN-γ ELISpot assay, we determined that the magnitude of CD4+ T cell responses to the predicted epitopes in controllers was higher compared to non-controllers (p<0.0001). However, regardless of the group, the magnitude of responses to AE was lower as compared to NAE (p<0.0001). CD4+ T cell responses in patients with acute HIV infection (AHI) demonstrated poor immunogenicity towards AE as compared to NAE encoded by their transmitted founder virus. Longitudinal data in AHI off antiretroviral therapy demonstrated sequence changes that were biologically confirmed to represent CD4+ escape mutations. These data demonstrate an innovative application of HLA-associated polymorphisms to identify biologically relevant CD4+ epitopes and suggests CD4+ T cells are active participants in driving HIV evolution.

Indexed as

CD4-Positive T-LymphocytesEnzyme-Linked Immunospot AssayEpitopes, T-LymphocyteEvolution, MolecularFlow CytometryGenotypeHistocompatibility Antigens Class IIHIV-1HIV InfectionsHumansImmune EvasionPolymerase Chain ReactionPolymorphism, GeneticEpitopes, T-LymphocyteHistocompatibility Antigens Class II

Identifiers

PMID26302050
PMCPMC4547780

What OpenQuestion holds

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Registered trials

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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.