Evidence map›Paper›PMID 35035519›Full record

ArticleComputational and mathematical methods in medicine2022

The Role and Mechanism of SIRT6 in Regulating Phenotype Transformation of Vascular Smooth Muscle Cells in Abdominal Aortic Aneurysm.

Xiaomei Guan, Hai Xin, Meiling Xu, Jianlei Ji, Jun Li

RetractedOpen access · hybridAbstract readRetracted Publication
In one paragraph

Article in Computational and mathematical methods in medicine, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It has been retracted, and should not be counted. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing papers in PubMed
1.2field-weighted citation impact, top 25% of its field
1 · What the graph read from it

What it found

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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

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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

4 citing papers in PubMed, 6 citations in OpenAlex.

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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

5 authors at 1 institution in 1 country.

Xiaomei GuanDepartment of Vascular Surgery, Affiliated Hospital of Qingdao University, Qingdao 266700, China.
Hai XinDepartment of Vascular Surgery, Affiliated Hospital of Qingdao University, Qingdao 266700, China.
Meiling XuDepartment of Interventional Operating Room, Affiliated Hospital of Qingdao University, Qingdao 266700, China.
Jianlei JiDepartment of Kidney Transplantation, Affiliated Hospital of Qingdao University, Qingdao 266700, China.
Jun LiDepartment of Vascular Surgery, Affiliated Hospital of Qingdao University, Qingdao 266700, China.ORCID https://orcid.org/0000-0002-3438-0182
Qingdao University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundData mining of current gene expression databases has not been previously performed to determine whether sirtuin 6 (SIRT6) expression participates in the pathological process of abdominal aortic aneurysm (AAA). The present study was aimed at investigating the role and mechanism of SIRT6 in regulating phenotype transformation of vascular smooth muscle cells (VSMC) in AAA.

methodsThree gene expression microarray datasets of AAA patients in the Gene Expression Omnibus (GEO) database and one dataset of SIRT6-knockout (KO) mice were selected, and the differentially expressed genes (DEGs) were identified using GEO2R. Furthermore, Gene Ontology (GO) and Kyoto Encyclopedia of Genes and Genomes (KEGG) analyses of both the AAA-related DEGs and the SIRT6-related DEGs were conducted.

resultsGEO2R analysis showed that the expression of SIRT6 was downregulated for three groups and upregulated for one group in the three datasets, and none of them satisfied statistical significance. There were top 5 DEGs (KYNU, NPTX2, SCRG1, GRK5, and RGS5) in both of the human AAA group and SIRT6-KO mouse group. Top 25 ontology of the SIRT6-KO-related DEGs showed that several pathways including tryptophan catabolic process to kynurenine and negative regulation of cell growth were enriched in the tissues of thickness aortic wall biopsies of AAA patients.

conclusionsAlthough SIRT6 mRNA level itself did not change among AAA patients, SIRT6 may play an important role in regulating several signaling pathways with significant association with AAA, suggesting that SIRT6 mRNA upregulation is a protective factor for VSMC against AAA.

Indexed as

AnimalsAortic Aneurysm, AbdominalComputational BiologyDatabases, GeneticDown-RegulationGene OntologyGene Regulatory NetworksHumansMaleMiceMice, KnockoutMyocytes, Smooth MusclePhenotypeRNA, MessengerSignal TransductionSirtuinsRNA, MessengerSIRT6 protein, humanSirt6 protein, mouseSirtuins

Identifiers

PMID35035519
PMCPMC8758316
OpenAlexW4206457991

What OpenQuestion holds

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LicenceCC BY
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Registered trials

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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.