Evidence map›Paper›PMID 25117662›Full record

ArticlePloS one2014

Methylthioadenosine reprograms macrophage activation through adenosine receptor stimulation.

Peter A Keyel, Matthew Romero, Wenbo Wu, Daniel H Kwak, Qin Zhu, Xinyu Liu, Russell D Salter

Abstract read
In one paragraph

Article in PloS one, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers.

0numbers the graph read from it
0cells of the map it votes in
20citing 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

20 citing papers in PubMed.

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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

7 authors.

Peter A KeyelDepartment of Immunology, University of Pittsburgh School of Medicine, Pittsburgh, Pennsylvania, United States of America; Department of Biological Sciences, Texas Tech University, Lubbock, Texas, United States of America.
Matthew RomeroDepartment of Biological Sciences, Texas Tech University, Lubbock, Texas, United States of America.
Wenbo WuDepartment of Biological Sciences, Texas Tech University, Lubbock, Texas, United States of America.
Daniel H KwakDepartment of Chemistry, University of Pittsburgh, Pittsburgh, Pennsylvania, United States of America.
Qin ZhuDepartment of Chemistry, University of Pittsburgh, Pittsburgh, Pennsylvania, United States of America.
Xinyu LiuDepartment of Chemistry, University of Pittsburgh, Pittsburgh, Pennsylvania, United States of America.
Russell D SalterDepartment of Immunology, University of Pittsburgh School of Medicine, Pittsburgh, Pennsylvania, United States of America.

Funding

Dendritic Cell Biology and TherapyR01CA168392 · NCI · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI FINN, OLIVERA J · 2011 to 2015
$2.0M
Interaction of microvesicles and bacterial toxins with immune cellsR01AI072083 · NIAID · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI SALTER, RUSSELL D. · 2007 to 2011
$1.8M
NCI NIH HHS CA168392NCI NIH HHS R01 CA168392NIAID NIH HHS AI072083NIAID NIH HHS R01 AI072083
6 · The paper itself

Abstract

Regulation of inflammation is necessary to balance sufficient pathogen clearance with excessive tissue damage. Central to regulating inflammation is the switch from a pro-inflammatory pathway to an anti-inflammatory pathway. Macrophages are well-positioned to initiate this switch, and as such are the target of multiple therapeutics. One such potential therapeutic is methylthioadenosine (MTA), which inhibits TNFα production following LPS stimulation. We found that MTA could block TNFα production by multiple TLR ligands. Further, it prevented surface expression of CD69 and CD86 and reduced NF-KB signaling. We then determined that the mechanism of this action by MTA is signaling through adenosine A2 receptors. A2 receptors and TLR receptors synergized to promote an anti-inflammatory phenotype, as MTA enhanced LPS tolerance. In contrast, IL-1β production and processing was not affected by MTA exposure. Taken together, these data demonstrate that MTA reprograms TLR activation pathways via adenosine receptors to promote resolution of inflammation.

Indexed as

AnimalsDeoxyadenosinesInterleukin-1betaLigandsLipopolysaccharidesMacrophage ActivationMacrophagesMiceNF-kappa BPurinergic P1 Receptor AgonistsReceptors, Purinergic P1ThionucleosidesToll-Like ReceptorsTumor Necrosis Factor-alpha5'-methylthioadenosineDeoxyadenosinesInterleukin-1betaLigandsLipopolysaccharidesNF-kappa BPurinergic P1 Receptor AgonistsReceptors, Purinergic P1ThionucleosidesToll-Like ReceptorsTumor Necrosis Factor-alpha

Identifiers

PMID25117662
PMCPMC4130577

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.