Evidence map›Paper›PMID 18971271›Full record

ArticleJournal of virology2009

Correlation of vaccine-elicited systemic and mucosal nonneutralizing antibody activities with reduced acute viremia following intrarectal simian immunodeficiency virus SIVmac251 challenge of rhesus macaques.

Rachmat Hidajat, Peng Xiao, Qifeng Zhou, David Venzon, L Ebonita Summers, Vaniambadi S Kalyanaraman, David C Montefiori, Marjorie Robert-Guroff

Abstract read
In one paragraph

Article in Journal of virology, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 101 papers.

0numbers the graph read from it
0cells of the map it votes in
101citing papers in PubMed
4.0field-weighted citation impact, top 5% 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

101 citing papers in PubMed, 124 citations in OpenAlex.

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  9. E4orf1 SuppressesVaccines · 2022
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41 more citing papers are in PubMed but not listed here.

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

8 authors at 3 institutions in 2 countries.

Rachmat HidajatVaccine Branch, National Cancer Institute, Bethesda, Maryland 20892-5065, USA.
Peng Xiao
Qifeng Zhou
David Venzon
L Ebonita Summers
Vaniambadi S Kalyanaraman
David C Montefiori
Marjorie Robert-Guroff
Institut de Recherche Vaccinale · FRDuke Medical Center · USNational Cancer Institute · US

Funding

Development of a Vaccine for HIVAIDS: Humoral ImmunityZIABC011058 · NCI · DIVISION OF BASIC SCIENCES - NCI · PI ROBERT-GUROFF, MARJORIE · 2009 to 2020
$23.3M
Development of a Vaccine for HIVAIDS: Humoral ImmunityZ01BC011058 · NCI · DIVISION OF BASIC SCIENCES - NCI · PI ROBERT-GUROFF, MARJORIE · 2008 to 2008
$1.3M
Intramural NIH HHS
6 · The paper itself

Abstract

Cell-mediated immunity and neutralizing antibodies contribute to control of human immunodeficiency virus/simian immunodeficiency virus (HIV/SIV) infection, but the role of nonneutralizing antibodies is not defined. Previously, we reported that sequential oral/oral or intranasal/oral (I/O) priming with replication-competent adenovirus type 5 host range mutant (Ad5hr)-SIV recombinants, followed by intramuscular envelope protein boosting, elicited systemic and mucosal cellular immunity and exhibited equivalent, significant reductions of chronic viremia after rectal SIV(mac251) challenge. However, I/O priming gave significantly better control of acute viremia. Here, systemic and mucosal humoral immunity were investigated for potential correlates with the acute challenge outcome. Strong serum binding but nonneutralizing antibody responses against SIV(mac251) were induced in both groups. Antibody responses appeared earlier and overall were higher in the I/O group. Reduced acute viremia was significantly correlated with higher serum binding titer, stronger antibody-dependent cellular cytotoxicity activity, and peak prechallenge and 2-week-postchallenge antibody-dependent cell-mediated viral inhibition (ADCVI). The I/O group consistently displayed greater anti-envelope immunoglobulin A (IgA) antibody responses in bronchoalveolar lavage and a stronger rectal anti-envelope IgA anamnestic response 2 weeks postchallenge. Pre- and postchallenge rectal secretions inhibited SIV transcytosis across epithelial cells. The inhibition was significantly higher in the I/O group, although a significant correlation with reduced acute viremia was not reached. Overall, the replicating Ad5hr-SIV priming/envelope boosting approach elicited strong systemic and mucosal antibodies with multiple functional activities. The pattern of elevated immune responses in the I/O group is consistent with its better control of acute viremia mediated, at least in part, by ADCVI activity and transcytosis inhibition.

Indexed as

Immunity, MucosalAnimalsBronchoalveolar Lavage FluidHIV AntibodiesImmunoglobulin AMacaca mulattaMaleRectumSAIDS VaccinesSimian Immunodeficiency VirusT-Lymphocytes, CytotoxicViremiaHIV AntibodiesImmunoglobulin ASAIDS Vaccines

Identifiers

PMID18971271
PMCPMC2612365
OpenAlexW1970020409

What OpenQuestion holds

Textmetadata
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.