Evidence map›Paper›PMID 35008227›Full record

ArticleCancers2021

The Omentum in Obesity-Associated Cancer: A Hindrance to Effective Natural Killer Cell Migration towards Tumour Which Can Be Overcome by CX3CR1 Antagonism.

Eimear Mylod, Fiona O'Connell, Noel E Donlon, Christine Butler, John V Reynolds, Joanne Lysaght, Melissa J Conroy

Open access · goldAbstract read
In one paragraph

Article in Cancers, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing papers in PubMed
0.6field-weighted citation impact, top 36% 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

7 citing papers in PubMed, 8 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

7 authors at 2 institutions in 1 country.

Eimear MylodCancer Immunology and Immunotherapy Group, Department of Surgery, Trinity Translational Medicine Institute, Trinity College Dublin, St James's Hospital, Dublin 8, Ireland.ORCID 0000-0002-7324-1732
Fiona O'ConnellDepartment of Surgery, Trinity St. James's Cancer Institute, Trinity College Dublin, St James's Hospital, Dublin 8, Ireland.ORCID 0000-0002-3641-4374
Noel E DonlonCancer Immunology and Immunotherapy Group, Department of Surgery, Trinity Translational Medicine Institute, Trinity College Dublin, St James's Hospital, Dublin 8, Ireland.ORCID 0000-0002-4073-3896
Christine ButlerDepartment of Surgery, Trinity St. James's Cancer Institute, Trinity College Dublin, St James's Hospital, Dublin 8, Ireland.ORCID 0000-0002-1597-5551
John V ReynoldsGastro-Intestinal Medicine and Surgery, St. James's Hospital, Dublin 8, Ireland.
Joanne LysaghtCancer Immunology and Immunotherapy Group, Department of Surgery, Trinity Translational Medicine Institute, Trinity College Dublin, St James's Hospital, Dublin 8, Ireland.ORCID 0000-0003-3363-3763
Melissa J ConroyCancer Immunology and Immunotherapy Group, Department of Surgery, Trinity Translational Medicine Institute, Trinity College Dublin, St James's Hospital, Dublin 8, Ireland.
Trinity College Dublin · IESt. James's Hospital · IE

Funding

Breakthrough Cancer Research BCR-2019-02-PhD-TCD
6 · The paper itself

Abstract

Oesophagogastric adenocarcinomas (OAC) are obesity-associated malignancies, underpinned by severe immune dysregulation. We have previously shown that natural killer (NK) cells preferentially migrate to OAC omentum, where they undergo phenotypic and functional alterations and apoptosis. Furthermore, we have identified the CX3CR1:fractalkine (CX3CL1) pathway as pivotal in their recruitment to omentum. Here, we elucidate whether exposure to the soluble microenvironment of OAC omentum, and in particular fractalkine and IL-15 affects NK cell homing capacity towards oesophageal tumour. Our data uncover diminished NK cell migration towards OAC tumour tissue conditioned media (TCM) following exposure to omental adipose tissue conditioned media (ACM) and reveal that this migration can be rescued with CX3CR1 antagonist E6130. Furthermore, we show that fractalkine has opposing effects on NK cell migration towards TCM, when used alone or in combination with IL-15 and uncover its inhibitory effects on IL-15-mediated stimulation of death receptor ligand expression. Interestingly, treatment with fractalkine and/or IL-15 do not significantly affect NK cell adhesion to MAdCAM-1, despite changes they elicit to the expression of integrin α4β7. This study provides further evidence that CX3CR1 antagonism has therapeutic utility in rescuing NK cells from the deleterious effects of the omentum and fractalkine in OAC, thus limiting their dysfunction.

Indexed as

chemokinesfractalkineIL-15natural killer celloesophageal cancer

Identifiers

PMID35008227
PMCPMC8750072
OpenAlexW4200318442

What OpenQuestion holds

Textmetadata
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.