Evidence map›Paper›PMID 19004943›Full record

ArticleJournal of virology2009

Double-stranded RNA analog poly(I:C) inhibits human immunodeficiency virus amplification in dendritic cells via type I interferon-mediated activation of APOBEC3G.

Susanna Trapp, Nina R Derby, Rachel Singer, Andrew Shaw, Vennansha G Williams, Stuart G Turville, Julian W Bess, Jeffrey D Lifson, Melissa Robbiani

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 44 papers.

0numbers the graph read from it
0cells of the map it votes in
44citing papers in PubMed
2.7field-weighted citation impact, top 8% 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

44 citing papers in PubMed, 76 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

9 authors at 2 institutions in 1 country.

Susanna TrappHIV and AIDS Program, Center for Biomedical Research, Population Council, New York, New York 10065,USA.
Nina R Derby
Rachel Singer
Andrew Shaw
Vennansha G Williams
Stuart G Turville
Julian W Bess
Jeffrey D Lifson
Melissa Robbiani
Population Council · USScience Applications International Corporation (United States) · US

Funding

The Mucosal Dendritic Cell T Milieu and SIV SpreadR01AI040877 · NIAID · ROCKEFELLER UNIVERSITY · PI DERBY, NINA R. · 1997 to 2016
$6.9M
Modulating mucosal DCs and T cells to limit SIV spreadR37AI040877 · NIAID · POPULATION COUNCIL · PI ROBBIANI, MELISSA J · 2007 to 2013
$6.4M
Dendritic cell defensin and type I IFN responses in HIVR01DE015512 · NIDCR · POPULATION COUNCIL · PI ROBBIANI, MELISSA J · 2003 to 2006
$2.1M
NCI NIH HHS N01 CO012400NCI NIH HHS N01-CO-12400NIAID NIH HHS AI040877NIAID NIH HHS R01 AI040877NIAID NIH HHS R37 AI040877NIDCR NIH HHS DE015512NIDCR NIH HHS R01 DE015512
6 · The paper itself

Abstract

Human immunodeficiency virus (HIV) is taken up by and replicates in immature dendritic cells (imDCs), which can then transfer virus to T cells, amplifying the infection. Strategies known to boost DC function were tested for their ability to overcome this exploitation when added after HIV exposure. Poly(I:C), but not single-stranded RNA (ssRNA) or a standard DC maturation cocktail, elicited type I interferon (IFN) and interleukin-12 (IL-12) p70 production and the appearance of unique small (15- to 20-kDa) fragments of APOBEC3G (A3G) and impeded HIV(Bal) replication in imDCs when added up to 60 h after virus exposure. Comparable effects were mediated by recombinant alpha/beta IFN (IFN-alpha/beta). Neutralizing the anti-IFN-alpha/beta receptor reversed poly(I:C)-induced inhibition of HIV replication and blocked the appearance of the small A3G proteins. The poly(I:C)-induced appearance of small A3G proteins was not accompanied by significant differences in A3G mRNA or A3G monomer expression. Small interfering RNA (siRNA) knockdown of A3G could not be used to reverse the poly(I:C)-induced protective effect, since siRNAs nonspecifically activated the DCs, inducing the appearance of the small A3G proteins and inhibiting HIV infection. Notably, the appearance of small A3G proteins coincided with the shift of high-molecular-mass inactive A3G complexes to the low-molecular-mass (LMM) active A3G complexes. The unique immune stimulation by poly(I:C) with its antiviral effects on imDCs marked by the expression of IFN-alpha/beta and active LMM A3G renders poly(I:C) a promising novel strategy to combat early HIV infection in vivo.

Indexed as

Anti-HIV AgentsAPOBEC-3G DeaminaseCells, CulturedCytidine DeaminaseDendritic CellsHIV-1HumansInterferonsInterleukin-12Poly I-CVirus ReplicationAnti-HIV AgentsAPOBEC-3G DeaminaseAPOBEC3G protein, humanCytidine DeaminaseInterferonsInterleukin-12Poly I-C

Identifiers

PMID19004943
PMCPMC2612396
OpenAlexW2088148516

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.