Evidence map›Paper›PMID 27779199›Full record

ArticleScientific reports2016

Mesenchymal state of intimal cells may explain higher propensity to ascending aortic aneurysm in bicuspid aortic valves.

Shohreh Maleki, Sanela Kjellqvist, Valentina Paloschi, Joelle Magné, Rui Miguel Mamede Branca, Lei Du, Kjell Hultenby, Johan Petrini, Jonas Fuxe, MIBAVA Leducq Consortium and 4 more

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers.

0numbers the graph read from it
0cells of the map it votes in
22citing papers in PubMed
6.1field-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.

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

22 citing papers in PubMed, 43 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

14 authors at 10 institutions in 5 countries.

Shohreh MalekiCardiovascular Medicine Unit, Center for Molecular Medicine, Department of Medicine, Karolinska Institutet, Karolinska University hospital Solna, Stockholm, Sweden.
Sanela KjellqvistScience for Life Laboratory, Department of Biochemistry and Biophysics, Stockholm University, Stockholm, Sweden.
Valentina PaloschiCardiovascular Medicine Unit, Center for Molecular Medicine, Department of Medicine, Karolinska Institutet, Karolinska University hospital Solna, Stockholm, Sweden.
Joelle MagnéCardiovascular Medicine Unit, Center for Molecular Medicine, Department of Medicine, Karolinska Institutet, Karolinska University hospital Solna, Stockholm, Sweden.
Rui Miguel Mamede BrancaDepartment of Oncology-Pathology, Science for Life Laboratory, Karolinska Institutet, Stockholm, Sweden.
Lei DuCardiovascular Medicine Unit, Center for Molecular Medicine, Department of Medicine, Karolinska Institutet, Karolinska University hospital Solna, Stockholm, Sweden.
Kjell HultenbyDepartment of Laboratory Medicine, Karolinska Institutet, Stockholm, Sweden.
Johan PetriniClinical Physiology, Department of Molecular Medicine and Surgery, Karolinska Institutet, Stockholm, Sweden.
Jonas FuxeDepartment of Microbiology, Tumor and Cell biology, Karolinska Institutet, Stockholm, Sweden.
MIBAVA Leducq Consortium
Janne LehtiöDepartment of Oncology-Pathology, Science for Life Laboratory, Karolinska Institutet, Stockholm, Sweden.
Anders Franco-CerecedaCardiothoracic Surgery Unit, Department of Molecular Medicine and Surgery, Karolinska Institutet, Stockholm, Sweden.
Per ErikssonCardiovascular Medicine Unit, Center for Molecular Medicine, Department of Medicine, Karolinska Institutet, Karolinska University hospital Solna, Stockholm, Sweden.
Hanna M BjörckCardiovascular Medicine Unit, Center for Molecular Medicine, Department of Medicine, Karolinska Institutet, Karolinska University hospital Solna, Stockholm, Sweden.
Karolinska Institutet · SEKarolinska University Hospital · SEHospital for Sick Children · CAJohns Hopkins University · USScience for Life Laboratory · SEAntwerp University Hospital · BECentre Hospitalier Universitaire Sainte-Justine · CAStockholm University · SEUniversity of Antwerp · BEUniversity of Lübeck · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Individuals with a bicuspid aortic valve (BAV) are at significantly higher risk of developing aortic complications than individuals with tricuspid aortic valves (TAV) and defective signaling during the embryonic development and/or life time exposure to abnormal hemodynamic have been proposed as underlying factors. However, an explanation for the molecular mechanisms of aortopathy in BAV has not yet been provided. We combined proteomics, RNA analyses, immunohistochemistry, and electron microscopy to identify molecular differences in samples of non-dilated ascending aortas from BAV (N = 62) and TAV (N = 54) patients. Proteomic analysis was also performed for dilated aortas (N = 6 BAV and N = 5 TAV) to gain further insight into the aortopathy of BAV. Our results collectively showed the molecular signature of an endothelial/epithelial-mesenchymal (EndMT/EMT) transition-like process, associated with instability of intimal cell junctions and activation of RHOA pathway in the intima and media layers of ascending aorta in BAV patients. We propose that an improper regulation of EndMT/EMT during the spatiotemporally related embryogenesis of semilunar valves and ascending aorta in BAV individuals may result in aortic immaturity and instability prior to dilation. Exasperation of EndMT/EMT state in post embryonic life and/or exposure to non-physiological hemodynamic could lead to the aneurysm of ascending aorta in BAV individuals.

Indexed as

Aortic AneurysmAortic ValveBicuspid Aortic Valve DiseaseEndocytosisEpithelial-Mesenchymal TransitionHeart Valve DiseasesHumansMammary ArteriesMesenchymal Stem CellsProteomeReceptors, NotchrhoA GTP-Binding ProteinTunica IntimaProteomeReceptors, NotchrhoA GTP-Binding ProteinRHOA protein, human

Identifiers

PMID27779199
PMCPMC5078843
OpenAlexW2534218863

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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.