Evidence map›Paper›PMID 26101324›Full record

ArticleJournal of immunology (Baltimore, Md. : 1950)2015

Definition of a Novel Pathway Centered on Lysophosphatidic Acid To Recruit Monocytes during the Resolution Phase of Tissue Inflammation.

Simon McArthur, Thomas Gobbetti, Dennis H M Kusters, Christopher P Reutelingsperger, Roderick J Flower, Mauro Perretti

Open access · hybridAbstract read
In one paragraph

Article in Journal of immunology (Baltimore, Md. : 1950), 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 45 papers.

0numbers the graph read from it
0cells of the map it votes in
45citing papers in PubMed
3.5field-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.

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

45 citing papers in PubMed, 77 citations in OpenAlex.

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  20. Bioactive Lipids in MSCs Biology: State of the Art and Role in Inflammation.International journal of molecular sciences · 2021
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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

6 authors at 3 institutions in 2 countries.

Simon McArthurWilliam Harvey Research Institute, Barts and London School of Medicine, Queen Mary University of London, London, EC1M 6BQ, United Kingdom; s.mcarthur@westminster.ac.uk m.perretti@qmul.ac.uk.
Thomas GobbettiWilliam Harvey Research Institute, Barts and London School of Medicine, Queen Mary University of London, London, EC1M 6BQ, United Kingdom;
Dennis H M KustersCARIM School for Cardiovascular Diseases, Maastricht University, 6200 MD Maastricht, the Netherlands; and Department of Biochemistry, Maastricht University, 6200 MD Maastricht, the Netherlands.
Christopher P ReutelingspergerCARIM School for Cardiovascular Diseases, Maastricht University, 6200 MD Maastricht, the Netherlands; and Department of Biochemistry, Maastricht University, 6200 MD Maastricht, the Netherlands.
Roderick J FlowerWilliam Harvey Research Institute, Barts and London School of Medicine, Queen Mary University of London, London, EC1M 6BQ, United Kingdom;
Mauro PerrettiWilliam Harvey Research Institute, Barts and London School of Medicine, Queen Mary University of London, London, EC1M 6BQ, United Kingdom; s.mcarthur@westminster.ac.uk m.perretti@qmul.ac.uk.
Maastricht University · NLQueen Mary University of London · GBWilliam Harvey Research Institute · GB

Funding

Wellcome Trust 086867Wellcome Trust 086867/Z/08/Z
6 · The paper itself

Abstract

Blood-derived monocytes remove apoptotic cells and terminate inflammation in settings as diverse as atherosclerosis and Alzheimer's disease. They express high levels of the proresolving receptor ALX/FPR2, which is activated by the protein annexin A1 (ANXA1), found in high abundance in inflammatory exudates. Using primary human blood monocytes from healthy donors, we identified ANXA1 as a potent CD14(+)CD16(-) monocyte chemoattractant, acting via ALX/FPR2. Downstream signaling pathway analysis revealed the p38 MAPK-mediated activation of a calcium independent phospholipase A2 with resultant synthesis of lysophosphatidic acid (LPA) driving chemotaxis through LPA receptor 2 and actin cytoskeletal mobilization. In vivo experiments confirmed ANXA1 as an independent phospholipase A2-dependent monocyte recruiter; congruently, monocyte recruitment was significantly impaired during ongoing zymosan-induced inflammation in AnxA1(-/-) or alx/fpr2/3(-/-) mice. Using a dorsal air-pouch model, passive transfer of apoptotic neutrophils between AnxA1(-/-) and wild-type mice identified effete neutrophils as the primary source of soluble ANXA1 in inflammatory resolution. Together, these data elucidate a novel proresolving network centered on ANXA1 and LPA generation and identify previously unappreciated determinants of ANXA1 and ALX/FPR2 signaling in monocytes.

Indexed as

Actin CytoskeletonAnimalsAnnexin A1ApoptosisCells, CulturedEnzyme ActivationHumansInflammationLipopolysaccharide ReceptorsLysophospholipidsMaleMiceMice, Inbred C57BLMice, KnockoutMonocytesNeutrophilsAnnexin A1annexin A1, mouseformyl peptide receptor 2, mouseLipopolysaccharide Receptorslysophosphatidic acidLysophospholipidsp38 Mitogen-Activated Protein KinasesPhospholipases A2, Calcium-IndependentReceptors, Formyl PeptideReceptors, IgGReceptors, Lysophosphatidic AcidRNA, Small InterferingZymosan

Identifiers

PMID26101324
PMCPMC4505961
OpenAlexW1955937578

What Socratic holds

Textmetadata
LicenceTDM
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 Socratic graph.