Evidence map›Paper›PMID 22210629›Full record

ArticleAIDS (London, England)2012

Differential regulation of toll-like receptor pathways in acute and chronic HIV-1 infection.

J Judy Chang, Aurore Lacas, Robert J Lindsay, Erin H Doyle, Karen L Axten, Florencia Pereyra, Eric S Rosenberg, Bruce D Walker, Todd M Allen, Marcus Altfeld

Registry-linked trialAbstract read
In one paragraph

Article in AIDS (London, England), 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT02071095 (Simultaneous Disruption of Latency and Immune Enhancement by Poly-ICLC During HIV-1 Infection), which is not on this map. Cited by 48 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
48citing papers in PubMed, 1 pooled it
3.3field-weighted citation impact, top 7% 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.

NCT02071095 phase1 / phase2completednot on this mapstarted 2014, after this paper: background citation

Simultaneous Disruption of Latency and Immune Enhancement by Poly-ICLC During HIV-1 Infection

TypeinterventionalSponsorNina BhardwajRan2014 to 2016Enrolled15ConditionsHIV-1 Infected Adults With Chronic HIV-1 InfectionArmsArm A: Poly-ICLC, Arm B: Normal Saline
3 · Its place in the literature

Who cites it

48 citing papers in PubMed, 1 synthesis or guideline pooled it, 59 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

10 authors at 3 institutions in 1 country.

J Judy ChangRagon Institute of Massachusetts General Hospital, Massachusetts Institute Technology and Harvard, Harvard Medical School, Massachusetts General Hospital, Boston, Massachusetts, USA.
Aurore Lacas
Robert J Lindsay
Erin H Doyle
Karen L Axten
Florencia Pereyra
Eric S Rosenberg
Bruce D Walker
Todd M Allen
Marcus Altfeld
Ragon Institute of MGH, MIT and Harvard · USHarvard University · USMassachusetts General Hospital · US

Funding

Recognition of HIV-1 by Innate Immunity Receptors during Primary InfectionP01AI074415 · NIAID · MASSACHUSETTS GENERAL HOSPITAL · PI ALLEN, TODD M · 2008 to 2013
$17.3M
TLR-mediated gender differences in HIV-1 pathogenesisR01AI078784 · NIAID · MASSACHUSETTS GENERAL HOSPITAL · PI ALTFELD, MARCUS · 2010 to 2013
$1.7M
Modulation of HIV-1 specific T cell function by TLR ligandsR21AI071806 · NIAID · MASSACHUSETTS GENERAL HOSPITAL · PI ALTFELD, MARCUS · 2007 to 2008
$477k
NIAID NIH HHS P01 AI074415NIAID NIH HHS R01 AI078784NIAID NIH HHS R21 AI071806
6 · The paper itself

Abstract

OBJECTIVE AND

designThe objective of this study was to determine changes in toll-like receptor (TLR) responses of monocytes, myeloid dendritic cells and plasmacytoid dendritic cells during primary and chronic HIV-1 infection. TLRs serve as important innate receptors to sense pathogens, and have been implicated in mediating immune activation in HIV-1 infection. Studies assessing the consequences of HIV-1 infection on the ability of innate immune cells to respond to TLR stimulation have come to varying conclusions.

methodsUsing intracellular flow cytometry, cytokine production by cryopreserved peripheral blood mononuclear cells from healthy controls and HIV-1-infected individuals were examined after TLR stimulation.

resultsWe observed that the effect of HIV-1 infection on TLR responses not only depended on the stage of HIV-1 infection, but was also dependent on the individual receptor and cell type examined. Monocyte and myeloid dendritic cell responses to TLR8 stimulation were associated with HIV-1 viral load and CD4 T-cell count, whereas plasmacytoid dendritic cell responses to TLR7 stimulation were not. Responses to TLR2 stimulation were not affected by HIV-1 infection, whereas responses to TLR9 stimulation were universally decreased in all HIV-1-infected individuals examined regardless of treatment or clinical parameters.

conclusionResponsiveness to TLR7/8 stimulation, which have been shown to recognize HIV-1 ssRNA, did not decrease in chronic infection, and may represent a contributing factor to ongoing T-cell immune activation in the setting of chronic viremic HIV-1 infection.

Indexed as

Acute DiseaseAdultAgedCase-Control StudiesCD4 Lymphocyte CountChronic DiseaseDendritic CellsFemaleFlow CytometryHIV-1HIV InfectionsHumansMaleMiddle AgedMonocytesMyeloid CellsTLR7 protein, humanTLR8 protein, humanToll-Like Receptor 7Toll-Like Receptor 8Toll-Like Receptors

Identifiers

PMID22210629
PMCPMC3738004
OpenAlexW21160854

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Registered trials

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.