Evidence map›Paper›PMID 22037204›Full record

ArticleVaccine2011

Vaccine induced antibodies to the first variable loop of human immunodeficiency virus type 1 gp120, mediate antibody-dependent virus inhibition in macaques.

Izabela Bialuk, Stephen Whitney, Vibeke Andresen, Ruth H Florese, Janos Nacsa, Valentina Cecchinato, Valerio W Valeri, Jean-Michel Heraud, Shari Gordon, Robyn Washington Parks and 7 more

Abstract read
In one paragraph

Article in Vaccine, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers.

0numbers the graph read from it
0cells of the map it votes in
14citing papers in PubMed
0.9field-weighted citation impact, top 31% 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

14 citing papers in PubMed, 19 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

17 authors at 5 institutions in 2 countries.

Izabela BialukAnimal Models and Retroviral Vaccines Section, National Cancer Institute, Bethesda, MD 20892, USA.
Stephen Whitney
Vibeke Andresen
Ruth H Florese
Janos Nacsa
Valentina Cecchinato
Valerio W Valeri
Jean-Michel Heraud
Shari Gordon
Robyn Washington Parks
David C Montefiori
David Venzon
Thorsten Demberg
Marjorie Robert- Guroff
Gary Landucci
Donald N Forthal
Genoveffa Franchini
National Cancer Institute · USUniversity of California, Irvine · USAdvanced Bioscience Laboratories (United States) · USDuke University · USMedical University of Białystok · PL

Funding

Preventive Vaccines for HIVZIABC011126 · NCI · DIVISION OF BASIC SCIENCES - NCI · PI FRANCHINI, GENOVEFFA · 2009 to 2025
$55.3M
Office of Collaborative BiostatisticsZIDSC007202 · NCI · DIVISION OF CLINICAL SCIENCES - NCI · PI CHOO-WOSOBA, HYOYOUNG · 2009 to 2025
$14.5M
Intramural NIH HHS ZIA BC011126
6 · The paper itself

Abstract

The role of antibodies directed against the hyper variable envelope region V1 of human immunodeficiency virus type 1 (HIV-1), has not been thoroughly studied. We show that a vaccine able to elicit strain-specific non-neutralizing antibodies to this region of gp120 is associated with control of highly pathogenic chimeric SHIV(89.6P) replication in rhesus macaques. The vaccinated animal that had the highest titers of antibodies to the amino terminus portion of V1, prior to challenge, had secondary antibody responses that mediated cell killing by antibody-dependent cellular cytotoxicity (ADCC), as early as 2 weeks after infection and inhibited viral replication by antibody-dependent cell-mediated virus inhibition (ADCVI), by 4 weeks after infection. There was a significant inverse correlation between virus level and binding antibody titers to the envelope protein, (R=-0.83, p=0.015), and ADCVI (R=-0.84 p=0.044). Genotyping of plasma virus demonstrated in vivo selection of three SHIV(89.6P) variants with changes in potential N-linked glycosylation sites in V1. We found a significant inverse correlation between virus levels and titers of antibodies that mediated ADCVI against all the identified V1 virus variants. A significant inverse correlation was also found between neutralizing antibody titers to SHIV(89.6) and virus levels (R=-0.72 p=0.0050). However, passive inoculation of purified immunoglobulin from animal M316, the macaque that best controlled virus, to a naïve macaque, resulted in a low serum neutralizing antibodies and low ADCVI activity that failed to protect from SHIV(89.6P) challenge. Collectively, while our data suggest that anti-envelope antibodies with neutralizing and non-neutralizing Fc(R-dependent activities may be important in the control of SHIV replication, they also demonstrate that low levels of these antibodies alone are not sufficient to protect from infection.

Indexed as

AIDS VaccinesAnimalsAntibody-Dependent Cell CytotoxicityHIV-1HIV AntibodiesHIV Envelope Protein gp120HumansMacaca mulattaSimian Acquired Immunodeficiency SyndromeViral LoadAIDS Vaccinesgp120 protein, Human immunodeficiency virus 1HIV AntibodiesHIV Envelope Protein gp120

Identifiers

PMID22037204
PMCPMC3246802
OpenAlexW2011670684

What OpenQuestion holds

Textmetadata
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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.