Evidence map›Paper›PMID 33721012›Full record

ArticleGenetics and molecular biology2021

Association between SNP rs527616 in lncRNA AQP4-AS1 and susceptibility to breast cancer in a southern Brazilian population.

Rafael D Marchi, Carolina Mathias, Gabriel A K Reiter, Rubens Silveira de Lima, Flávia Kuroda, Cícero de Andrade Urban, Ricardo L R de Souza, Daniela F Gradia, Enilze M S F Ribeiro, Iglenir J Cavalli and 1 more

Open access · goldAbstract read
In one paragraph

Article in Genetics and molecular biology, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers.

0numbers the graph read from it
0cells of the map it votes in
12citing papers in PubMed
1.1field-weighted citation impact, top 26% 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

12 citing papers in PubMed, 14 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

11 authors at 2 institutions in 1 country.

Rafael D MarchiUniversidade Federal do Paraná, Departamento de Genética, Curitiba, PR, Brazil.ORCID http://orcid.org/0000-0002-3738-4146
Carolina MathiasUniversidade Federal do Paraná, Departamento de Genética, Curitiba, PR, Brazil.
Gabriel A K ReiterUniversidade Federal do Paraná, Departamento de Genética, Curitiba, PR, Brazil.
Rubens Silveira de LimaHospital Nossa Senhora das Graças, Centro de Doenças da Mama, Curitiba, PR, Brazil.
Flávia KurodaHospital Nossa Senhora das Graças, Centro de Doenças da Mama, Curitiba, PR, Brazil.
Cícero de Andrade UrbanHospital Nossa Senhora das Graças, Centro de Doenças da Mama, Curitiba, PR, Brazil.
Ricardo L R de SouzaUniversidade Federal do Paraná, Departamento de Genética, Curitiba, PR, Brazil.ORCID http://orcid.org/0000-0003-2591-8857
Daniela F GradiaUniversidade Federal do Paraná, Departamento de Genética, Curitiba, PR, Brazil.ORCID http://orcid.org/0000-0002-1452-5807
Enilze M S F RibeiroUniversidade Federal do Paraná, Departamento de Genética, Curitiba, PR, Brazil.ORCID http://orcid.org/0000-0002-2194-4727
Iglenir J CavalliUniversidade Federal do Paraná, Departamento de Genética, Curitiba, PR, Brazil.
Jaqueline Carvalho de OliveiraUniversidade Federal do Paraná, Departamento de Genética, Curitiba, PR, Brazil.ORCID http://orcid.org/0000-0002-5314-3107
Universidade Federal do Paraná · BRHospital Nossa Senhora das Graças · BR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Breast cancer (BC) is the leading cause of death by this disease in women worldwide. Among the factors involved in tumorigenesis, long non-coding RNAs (lncRNAs) and their differential expression have been associated. Differences in gene expression may be triggered by variations in DNA sequence, including single nucleotide polymorphisms (SNPs). In the present study, we analyzed the rs527616 (C>G), located in the lncRNA AQP4-AS1, using PCR-SSP in 306 BC patients and 312 controls, from a Brazilian population. In the BC group, the frequency found for CG heterozygotes was above the expected and the overdominant model is the best one to explain our results (OR: 1.70, IC 95%: 1.23-2.34, P<0.001). Furthermore, the SNP were associated with age at BC diagnosis and the risk genotype more frequent in the older age group. According to TCGA data, AQP4-AS1 is down-regulated in BC tissue, and the overexpression is associated with better prognoses, including Luminal A, HER2-, stage 1 of disease and smaller tumor. In conclusion, the CG genotype is associated with increased susceptibility in the southern Brazilian population. This SNP is mapped in the lncRNA AQP4-AS1, showing differential expression in BC samples. Based on these results, we emphasize the potential of the role of AQP4-AS1 in cancer.

Identifiers

PMID33721012
PMCPMC7958637
OpenAlexW3138028522

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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.