Evidence map›Paper›PMID 28747500›Full record

ArticleJournal of virology2017

Panels of HIV-1 Subtype C Env Reference Strains for Standardized Neutralization Assessments.

Peter Hraber, Cecilia Rademeyer, Carolyn Williamson, Michael S Seaman, Raphael Gottardo, Haili Tang, Kelli Greene, Hongmei Gao, Celia LaBranche, John R Mascola and 3 more

Erratum issuedAbstract read
In one paragraph

Article in Journal of virology, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 32 papers.

0numbers the graph read from it
0cells of the map it votes in
32citing 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

32 citing papers in PubMed.

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  19. Broadly neutralizing monoclonal antibodies for HIV prevention.Journal of the International AIDS Society · 2021
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

13 authors.

Peter HraberTheoretical Biology and Biophysics, Los Alamos National Laboratory, Los Alamos, New Mexico, USA pth@lanl.gov btk@lanl.gov.ORCID http://orcid.org/0000-0002-2920-4897
Cecilia RademeyerDivision of Medical Virology & Institute of Infectious Diseases and Molecular Medicine, University of Cape Town and NHLS, Cape Town, South Africa.
Carolyn WilliamsonDivision of Medical Virology & Institute of Infectious Diseases and Molecular Medicine, University of Cape Town and NHLS, Cape Town, South Africa.
Michael S SeamanCenter for Virology and Vaccine Research, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts, USA.
Raphael GottardoVaccine and Infectious Disease Division, Fred Hutchinson Cancer Research Center, Seattle, Washington, USA.
Haili TangDepartment of Surgery, Duke University Medical Center, Durham, North Carolina, USA.
Kelli GreeneDepartment of Surgery, Duke University Medical Center, Durham, North Carolina, USA.
Hongmei GaoDepartment of Surgery, Duke University Medical Center, Durham, North Carolina, USA.
Celia LaBrancheDepartment of Surgery, Duke University Medical Center, Durham, North Carolina, USA.
John R MascolaVaccine Research Center, National Institute of Allergy and Infectious Diseases, National Institutes of Health, Bethesda, Maryland, USA.
Lynn MorrisNational Institute for Communicable Diseases, Johannesburg, South Africa.
David C MontefioriDepartment of Surgery, Duke University Medical Center, Durham, North Carolina, USA.
Bette KorberTheoretical Biology and Biophysics, Los Alamos National Laboratory, Los Alamos, New Mexico, USA pth@lanl.gov btk@lanl.gov.

Funding

The Viral Set Point in HIV-1 Subtype C InfectionU19AI051794 · NIAID · UNIVERSITY OF KWAZULU-NATAL · PI ABDOOL KARIM, SALIM S · 2002 to 2007
$22.5M
TUBERCULOSIS SUPPLEMENTD43TW000231 · FIC · COLUMBIA UNIV NEW YORK MORNINGSIDE · PI ABDOOL KARIM, QUARRAISHA · 1993 to 2014
$13.1M
Measurement of HIV Neutralization Using Quantitative AssaysZIAAI005010 · NIAID · NATIONAL INSTITUTE OF ALLERGY AND INFECTIOUS DISEASES · PI MASCOLA, JOHN · 2009 to 2018
$7.6M
FIC NIH HHS D43 TW000231NIAID NIH HHS U19 AI051794
6 · The paper itself

Abstract

In the search for effective immunologic interventions to prevent and treat HIV-1 infection, standardized reference reagents are a cost-effective way to maintain robustness and reproducibility among immunological assays. To support planned and ongoing studies where clade C predominates, here we describe three virus panels, chosen from 200 well-characterized clade C envelope (Env)-pseudotyped viruses from early infection. All 200 Envs were expressed as a single round of replication pseudoviruses and were tested to quantify neutralization titers by 16 broadly neutralizing antibodies (bnAbs) and sera from 30 subjects with chronic clade C infections. We selected large panels of 50 and 100 Envs either to characterize cross-reactive breadth for sera identified as having potent neutralization activity based on initial screening or to evaluate neutralization magnitude-breadth distributions of newly isolated antibodies. We identified these panels by downselection after hierarchical clustering of bnAb neutralization titers. The resulting panels represent the diversity of neutralization profiles throughout the range of virus sensitivities identified in the original panel of 200 viruses. A small 12-Env panel was chosen to screen sera from vaccine trials or natural-infection studies for neutralization responses. We considered panels selected by previously described methods but favored a computationally informed method that enabled selection of viruses representing diverse neutralization sensitivity patterns, given that we do not

Indexed as

Antibodies, MonoclonalAntibodies, Neutralizingenv Gene Products, Human Immunodeficiency VirusHIV-1HIV AntibodiesHIV InfectionsHumansNeutralization TestsAntibodies, MonoclonalAntibodies, Neutralizingenv Gene Products, Human Immunodeficiency VirusHIV Antibodiesassay standardizationclinical trialshuman immunodeficiency virusimmunoserologyneutralizing antibodiesvaccines

Identifiers

PMID28747500
PMCPMC5599761

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.