Evidence map›Paper›PMID 20387119›Full record

ArticleAnnals of biomedical engineering2010

Neutrophil adhesion on endothelial cells in a novel asymmetric stenosis model: effect of wall shear stress gradients.

Leonie Rouleau, Ian B Copland, Jean-Claude Tardif, Rosaire Mongrain, Richard L Leask

Open access · greenAbstract read
In one paragraph

Article in Annals of biomedical engineering, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed
2.1field-weighted citation impact, top 14% 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, 35 citations in OpenAlex.

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  16. Nitric oxide transport in an axisymmetric stenosis.Journal of the Royal Society, Interface · 2012
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  17. Review
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

5 authors at 3 institutions in 1 country.

Leonie RouleauDepartment of Chemical Engineering, McGill University, Montreal, QC, Canada.
Ian B Copland
Jean-Claude Tardif
Rosaire Mongrain
Richard L Leask
McGill University · CAMontreal Heart Institute · CAJewish General Hospital · CA

Funding

CIHR 84352
6 · The paper itself

Abstract

Leukocytes play a pivotal role in the progression of atherosclerosis. A novel three-dimensional in vitro asymmetric stenosis model was used to better investigate the role of local hemodynamics in the adhesion of leukocytes to an established plaque. The adhesion of a human promyelocytic cell line (NB4) on a human abdominal aortic endothelial cell (EC) monolayer was quantified. NB4 cells were circulated over TNF-alpha stimulated and nonstimulated ECs for 1 or 6 h at 1.25 or 6.25 dynes/cm(2) and compared to static conditions. Cytokine stimulation increased significantly EC expression of intercellular adhesion molecule and vascular cell adhesion molecule. Under static conditions, neutrophils adhered overall more than under flow, with decreased adhesion with increasing shear. Adhesion was significantly higher in the recirculation region distal to the stenosis than in the inlet. Preshearing the ECs decreased the expression of cell adhesion molecules in inflamed endothelium and significantly decreased adhesion. However, the ratio of adhesion between the recirculation zone and the inlet increased, hence exhibiting an increased regional difference. This work suggests an important role for neutrophil-EC interactions in the atherosclerotic process, especially in wall shear stress gradient regions. This is important clinically, potentially helping to explain plaque stability.

Indexed as

HemodynamicsAorta, AbdominalAtherosclerosisCell AdhesionCell Adhesion MoleculesCell Line, TumorCells, CulturedConstriction, PathologicEndothelium, VascularHumansMaleNeutrophilsShear StrengthStress, MechanicalTumor Necrosis Factor-alphaYoung AdultCell Adhesion MoleculesTumor Necrosis Factor-alpha

Identifiers

PMID20387119
PMCPMC2915956
OpenAlexW2029271466

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.