Evidence map›Paper›PMID 28211912›Full record

ArticleScientific reports2017

DNA methylation map in circulating leukocytes mirrors subcutaneous adipose tissue methylation pattern: a genome-wide analysis from non-obese and obese patients.

A B Crujeiras, A Diaz-Lagares, J Sandoval, F I Milagro, S Navas-Carretero, M C Carreira, A Gomez, D Hervas, M P Monteiro, F F Casanueva and 2 more

Registry-linked trialOpen 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. It is linked to trial NCT06046755 (Evaluation of Changes in the Methylome and Prognosis of Obesity-related Breast Cancer After Nutritional Intervention-induced Weight Loss During the Oncological Treatment), which is not on this map. Cited by 62 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
62citing papers in PubMed, 2 pooled it
5.5field-weighted citation impact, top 3% 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.

NCT06046755 naunknown statusnot on this mapstarted 2023, after this paper: background citation

Evaluation of Changes in the Methylome and Prognosis of Obesity-related Breast Cancer After Nutritional Intervention-induced Weight Loss During the Oncological Treatment

TypeinterventionalSponsorHospital Clinico Universitario de SantiagoRan2023 to 2025Enrolled220ConditionsBreast Cancer, Obesity, Weight Change, Body, Epigenetic DisorderArmsVery low calorie ketogenic diet (VLCKD), Group educational intervention program (IGOBE)
3 · Its place in the literature

Who cites it

62 citing papers in PubMed, 2 syntheses or guidelines pooled it, 108 citations in OpenAlex.

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2 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

12 authors at 7 institutions in 2 countries.

A B CrujeirasCancer Epigenetics and Biology Program (PEBC), Bellvitge Biomedical Research Institute (IDIBELL), L'Hospitalet, Catalonia, Spain.
A Diaz-LagaresCancer Epigenetics and Biology Program (PEBC), Bellvitge Biomedical Research Institute (IDIBELL), L'Hospitalet, Catalonia, Spain.
J SandovalLaboratory of Personalized Medicine, Epigenomics Unit, Medical Research Institute La Fe, Valencia, Spain.
F I MilagroCIBER Fisiopatología de la Obesidad y Nutricion (CIBERobn), Madrid, Spain.
S Navas-CarreteroCIBER Fisiopatología de la Obesidad y Nutricion (CIBERobn), Madrid, Spain.
M C CarreiraLaboratory of Molecular and Cellular Endocrinology, Instituto de Investigación Sanitaria (IDIS), Complejo Hospitalario Universitario de Santiago (CHUS) and Santiago de Compostela University (USC), Santiago de Compostela, Spain.
A GomezCancer Epigenetics and Biology Program (PEBC), Bellvitge Biomedical Research Institute (IDIBELL), L'Hospitalet, Catalonia, Spain.
D HervasBiostatistics Unit, Medical Research Institute La Fe, Valencia, Spain.
M P MonteiroClinical and Experimental Endocrinology, Dept of Anatomy, Multidisciplinary Unit for Biomedical Research (UMIB), ICBAS, University of Porto, Portugal.
F F CasanuevaLaboratory of Molecular and Cellular Endocrinology, Instituto de Investigación Sanitaria (IDIS), Complejo Hospitalario Universitario de Santiago (CHUS) and Santiago de Compostela University (USC), Santiago de Compostela, Spain.
M EstellerCancer Epigenetics and Biology Program (PEBC), Bellvitge Biomedical Research Institute (IDIBELL), L'Hospitalet, Catalonia, Spain.
J A MartinezCIBER Fisiopatología de la Obesidad y Nutricion (CIBERobn), Madrid, Spain.
Institut d'Investigació Biomédica de Bellvitge · ESInstituto de Investigación Sanitaria de Santiago · ESUniversidad de Navarra · ESCentro de Investigación Biomédica en Red · ESComplejo Hospitalario Universitario de Santiago · ESInstitució Catalana de Recerca i Estudis Avançats · ESUniversidade do Porto · PT

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The characterization of the epigenetic changes within the obesity-related adipose tissue will provide new insights to understand this metabolic disorder, but adipose tissue is not easy to sample in population-based studies. We aimed to evaluate the capacity of circulating leukocytes to reflect the adipose tissue-specific DNA methylation status of obesity susceptibility. DNA samples isolated from subcutaneous adipose tissue and circulating leukocytes were hybridized in the Infinium HumanMethylation 450 BeadChip. Data were compared between samples from obese (n = 45) and non-obese (n = 8-10) patients by Wilcoxon-rank test, unadjusted for cell type distributions. A global hypomethylation of the differentially methylated CpG sites (DMCpGs) was observed in the obese subcutaneous adipose tissue and leukocytes. The overlap analysis yielded a number of genes mapped by the common DMCpGs that were identified to reflect the obesity state in the leukocytes. Specifically, the methylation levels of FGFRL1, NCAPH2, PNKD and SMAD3 exhibited excellent and statistically significant efficiencies in the discrimination of obesity from non-obesity status (AUC > 0.80; p < 0.05) and a great correlation between both tissues. Therefore, the current study provided new and valuable DNA methylation biomarkers of obesity-related adipose tissue pathogenesis through peripheral blood analysis, an easily accessible and minimally invasive biological material instead of adipose tissue.

Indexed as

DNA MethylationAdultAgedAged, 80 and overCase-Control StudiesCpG IslandsFemaleGenome, HumanHumansLeukocytesMaleMiddle AgedMuscle ProteinsObesityReceptor, Fibroblast Growth Factor, Type 5Serine EndopeptidasesFGFRL1 protein, humanMuscle ProteinsPNKD protein, humanPRSS27 protein, humanReceptor, Fibroblast Growth Factor, Type 5Serine EndopeptidasesSmad3 ProteinSMAD3 protein, human

Identifiers

PMID28211912
PMCPMC5314866
OpenAlexW2589078271

What OpenQuestion holds

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LicenceCC BY
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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.