Evidence map›Paper›PMID 25279190›Full record

ArticleMolecular and clinical oncology2014

Apolipoprotein E genetic polymorphism, serum lipoprotein levels and breast cancer risk: A case-control study.

Gabriela Herrmann Cibeira, Juliana Giacomazzi, Ernestina Aguiar, Silvana Schneider, Betina Ettrich, Caroline Isoppo DE Souza, Suzi Camey, Maira Caleffi, Bernardete Weber, Patricia Ashton-Prolla and 1 more

Open access · diamondAbstract read
In one paragraph

Article in Molecular and clinical oncology, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed, 2 pooled it
0.7field-weighted citation impact, top 32% 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

17 citing papers in PubMed, 2 syntheses or guidelines pooled it, 19 citations in OpenAlex.

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  14. Serum levels of apolipoprotein E correlates with disease progression and poor prognosis in breast cancer.Tumour biology : the journal of the International Society for Oncodevelopmental Biology and Medicine · 2016
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  15. Elevated serum apolipoprotein E is associated with metastasis and poor prognosis of non-small cell lung cancer.Tumour biology : the journal of the International Society for Oncodevelopmental Biology and Medicine · 2016
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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

11 authors at 4 institutions in 1 country.

Gabriela Herrmann CibeiraPost-Graduate Program in Health Sciences, Cardiology and Cardiovascular Sciences, Universidade Federal do Rio Grande do Sul (UFRGS), Hospital de Clínicas de Porto Alegre (HCPA), Porto Alegre, Brazil.
Juliana GiacomazziPost-Graduate Program in Genetics and Molecular Biology, HCPA/UFRGS, Porto Alegre, Brazil ; Laboratory of Genomic Medicine, Experimental Research Center/Medical Genetics Service, Hospital de Clínicas de Porto Alegre, Porto Alegre, Brazil.
Ernestina AguiarLaboratory of Genomic Medicine, Experimental Research Center/Medical Genetics Service, Hospital de Clínicas de Porto Alegre, Porto Alegre, Brazil.
Silvana SchneiderLaboratory of Genomic Medicine, Experimental Research Center/Medical Genetics Service, Hospital de Clínicas de Porto Alegre, Porto Alegre, Brazil.
Betina EttrichPost-Graduate Program in Medicine: Medical Sciences, UFRGS/HCPA, Porto Alegre, Brazil.
Caroline Isoppo DE SouzaPost-Graduate Program in Medicine: Medical Sciences, UFRGS/HCPA, Porto Alegre, Brazil.
Suzi CameyPost-Graduate Program in Epidemiology, Department of Statistics, Institute of Mathematics, UFRGS, Porto Alegre, Brazil.
Maira CaleffiCoorte Núcleo Mama Porto Alegre, Hospital Moinhos de Vento, Porto Alegre, Brazil.
Bernardete WeberHospital do Coração, São Paulo, Brazil.
Patricia Ashton-ProllaLaboratory of Genomic Medicine, Experimental Research Center/Medical Genetics Service, Hospital de Clínicas de Porto Alegre, Porto Alegre, Brazil ; Post-Graduate Program in Medicine: Medical Sciences, UFRGS/HCPA, Porto Alegre, Brazil.
Emilio Hideyuki MoriguchiPost-Graduate Program in Health Sciences, Cardiology and Cardiovascular Sciences, Universidade Federal do Rio Grande do Sul (UFRGS), Hospital de Clínicas de Porto Alegre (HCPA), Porto Alegre, Brazil ; Coorte Núcleo Mama Porto Alegre, Hospital Moinhos de Vento, Porto Alegre, Brazil.
Universidade Federal do Rio Grande do Sul · BRHospital de Clínicas de Porto Alegre · BRHospital do Coração · BRHospital Moinhos de Vento · BR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The purpose of this study was to evaluate the association between apolipoprotein E (APOE) allelic frequency, serum lipoproteins and breast cancer (BC). We conducted a nested case-control study within a cohort including 47 cases and 165 controls. Polymerase chain reaction-restriction fragment length polymorphism analyses of the APOE polymorphism were performed. In general, participants with the genotype including alleles e2 and e3 tended to have lower serum triglycerides, total cholesterol and low-density lipoprotein cholesterol levels and higher high-density lipoprotein (HDL) cholesterol levels compared to participants homozygous for the e3 allele and participants heterozygous for the e3 and e4 alleles, respectively. BC patients exhibited higher mean levels of total serum cholesterol (P=0.070), dietary fat intake (P=0.020) and dietary cholesterol intake (P=0.017) compared to control subjects. The allelic distribution between the two groups revealed that the presence of the e2 allele was positively associated with the absence of BC, whereas the e4 allele was positively associated with the BC case group (P=0.019). The distribution of the APOE genotypes was not significantly different between cases and controls (P=0.172). The concomitant presence of the e2 and e4 alleles was positively associated with the absence of BC and e4/e4 homozygosity was positively associated with BC (P=0.021). Our findings suggested that APOE polymorphism plays an important role in the development of BC, particularly when associated with higher serum triglyceride levels.

Indexed as

apolipoprotein Eapolipoprotein E4cardiovascular diseasesdyslipidemiase4 allele

Identifiers

PMID25279190
PMCPMC4179805
OpenAlexW2023976977

What OpenQuestion holds

Textmetadata
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.