Evidence map›Paper›PMID 23102976›Full record

ArticleVaccine2012

Conservation of HIV-1 T cell epitopes across time and clades: validation of immunogenic HLA-A2 epitopes selected for the GAIA HIV vaccine.

Lauren Levitz, Ousmane A Koita, Kotou Sangare, Matthew T Ardito, Christine M Boyle, John Rozehnal, Karamoko Tounkara, Sounkalo M Dao, Youssouf Koné, Zoumana Koty and 4 more

Open access · hybridAbstract read
In one paragraph

Article in Vaccine, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing papers in PubMed
1.6field-weighted citation impact, top 18% 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

7 citing papers in PubMed, 18 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

14 authors at 6 institutions in 3 countries.

Lauren LevitzEpiVax, Inc., Providence, Rhode Island, United States.
Ousmane A Koita
Kotou Sangare
Matthew T Ardito
Christine M Boyle
John Rozehnal
Karamoko Tounkara
Sounkalo M Dao
Youssouf Koné
Zoumana Koty
Soren Buus
Leonard Moise
William D Martin
Anne S De Groot
GAIA Vaccine Foundation · USEpiVax (United States) · USUniversity of Bamako · MLProvidence College · USUniversity of Copenhagen · DKUniversity of Rhode Island · US

Funding

Epitope Driven HIV Vaccine DevelopmentR01AI050528 · NIAID · EPIVAX, INC. · PI DE GROOT, ANNE SEARLS · 2002 to 2005
$3.0M
A CROSS CLADE APPROACH TO HIV VACCINE DEVELOPMENTR21AI045416 · NIAID · BROWN UNIVERSITY · PI DE GROOT, ANNE SEARLS · 1999 to 2000
$216k
EPITOPE-DRIVEN HIV VACCINE TARGETING DENDRITIC CELLSR43AI046212 · NIAID · EPIVAX, INC. · PI DE GROOT, ANNE SEARLS · 1999 to 1999
–
NIAID NIH HHS R01 AI050528NIAID NIH HHS R21 AI045416NIAID NIH HHS R43 AI046212NIAID NIH HHS R43 AI 46212
6 · The paper itself

Abstract

HIV genomic sequence variability has complicated efforts to generate an effective globally relevant vaccine. Regions of the viral genome conserved in sequence and across time may represent the "Achilles' heel" of HIV. In this study, highly conserved T-cell epitopes were selected using immunoinformatics tools combining HLA-A2 supertype binding predictions with relative global conservation. Analysis performed in 2002 on 10,803 HIV-1 sequences, and again in 2009, on 43,822 sequences, yielded 38 HLA-A2 epitopes. These epitopes were experimentally validated for HLA binding and immunogenicity with PBMCs from HIV-infected patients in Providence, Rhode Island, and/or Bamako, Mali. Thirty-five (92%) stimulated an IFNγ response in PBMCs from at least one subject. Eleven of fourteen peptides (79%) were confirmed as HLA-A2 epitopes in both locations. Validation of these HLA-A2 epitopes conserved across time, clades, and geography supports the hypothesis that such epitopes could provide effective coverage of virus diversity and would be appropriate for inclusion in a globally relevant HIV vaccine.

Indexed as

AIDS VaccinesAntigens, ViralConserved SequenceEpitopes, T-LymphocyteGeographyHIV-1HLA-A2 AntigenHumansLeukocytes, MononuclearMaliRhode IslandTime FactorsAIDS VaccinesAntigens, ViralEpitopes, T-LymphocyteHLA-A2 Antigen

Identifiers

PMID23102976
PMCPMC3522424
OpenAlexW2076682479

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.