Evidence map›Paper›PMID 29263330›Full record

ArticleScientific reports2017

Annexin-A1 enhances breast cancer growth and migration by promoting alternative macrophage polarization in the tumour microenvironment.

Leonardo A Moraes, Shreya Kar, Sok Lin Foo, Tong Gu, Yi Qian Toh, Patrick B Ampomah, Karishma Sachaphibulkij, Gracemary Yap, Olga Zharkova, Hakim M Lukman and 3 more

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 83 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
83citing papers in PubMed, 1 pooled it
3.0field-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

83 citing papers in PubMed, 1 synthesis or guideline pooled it, 130 citations in OpenAlex.

  1. Pooled it
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23 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

13 authors at 2 institutions in 2 countries.

Leonardo A MoraesDepartment of Physiology, Yong Loo Lin School of Medicine, National University of Singapore (NUS), Singapore, Singapore.
Shreya KarCancer Science Institute of Singapore, NUS, Singapore, Singapore.
Sok Lin FooDepartment of Physiology, Yong Loo Lin School of Medicine, National University of Singapore (NUS), Singapore, Singapore.
Tong GuDepartment of Physiology, Yong Loo Lin School of Medicine, National University of Singapore (NUS), Singapore, Singapore.
Yi Qian TohDepartment of Physiology, Yong Loo Lin School of Medicine, National University of Singapore (NUS), Singapore, Singapore.
Patrick B AmpomahDepartment of Physiology, Yong Loo Lin School of Medicine, National University of Singapore (NUS), Singapore, Singapore.
Karishma SachaphibulkijDepartment of Physiology, Yong Loo Lin School of Medicine, National University of Singapore (NUS), Singapore, Singapore.
Gracemary YapDepartment of Physiology, Yong Loo Lin School of Medicine, National University of Singapore (NUS), Singapore, Singapore.
Olga ZharkovaSingapore Immunology Network (SIgN), Agency for Science, Technology and Research, Singapore, Singapore.
Hakim M LukmanDepartment of Physiology, Yong Loo Lin School of Medicine, National University of Singapore (NUS), Singapore, Singapore.
Anna-Marie FairhurstSingapore Immunology Network (SIgN), Agency for Science, Technology and Research, Singapore, Singapore.ORCID 0000-0002-8950-6192
Alan Prem KumarCancer Science Institute of Singapore, NUS, Singapore, Singapore.
Lina H K LimDepartment of Physiology, Yong Loo Lin School of Medicine, National University of Singapore (NUS), Singapore, Singapore. lina_lim@nuhs.edu.sg.
National University of Singapore · SGAgency for Science, Technology and Research · SG

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Macrophages are potent immune cells with well-established roles in the response to stress, injury, infection and inflammation. The classically activated macrophages (M1) are induced by lipopolysaccharide (LPS) and express a wide range of pro-inflammatory genes. M2 macrophages are induced by T helper type 2 cytokines such as interleukin-4 (IL4) and express high levels of anti-inflammatory and tissue repair genes. The strong association between macrophages and tumour cells as well as the high incidences of leukocyte infiltration in solid tumours have contributed to the discovery that tumour-associated macrophages (TAMs) are key to tumour progression. Here, we investigated the role of Annexin A1 (ANXA1), a well characterized immunomodulatory protein on macrophage polarization and the interaction between macrophages and breast cancer cells. Our results demonstrate that ANXA1 regulates macrophage polarization and activation. ANXA1 can act dually as an endogenous signalling molecule or as a secreted mediator which acts via its receptor, FPR2, to promote macrophage polarization. Furthermore, ANXA1 deficient mice exhibit reduced tumour growth and enhanced survival in vivo, possibly due to increased M1 macrophages within the tumor microenvironment. These results provide new insights into the molecular mechanisms of macrophage polarization with therapeutic potential to suppress breast cancer growth and metastasis.

Indexed as

Cell MovementCell ProliferationAnimalsAnnexin A1Extracellular Signal-Regulated MAP KinasesFemaleMacrophagesMammary Neoplasms, AnimalMiceNF-kappa BReceptors, Formyl PeptideSignal TransductionTumor Cells, CulturedTumor MicroenvironmentAnnexin A1annexin A1, mouseExtracellular Signal-Regulated MAP Kinasesformyl peptide receptor 2, mouseNF-kappa BReceptors, Formyl Peptide

Identifiers

PMID29263330
PMCPMC5738423
OpenAlexW2773673812

What OpenQuestion holds

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LicenceCC BY
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.