Evidence map›Paper›PMID 31796790›Full record

ArticleScientific reports2019

Subendothelial stiffness alters endothelial cell traction force generation while exerting a minimal effect on the transcriptome.

Effie E Bastounis, Yi-Ting Yeh, Julie A Theriot

Abstract read
In one paragraph

Article in Scientific reports, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 42 papers.

0numbers the graph read from it
0cells of the map it votes in
42citing papers in PubMed
–field-weighted citation impact
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

42 citing papers in PubMed.

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  17. Strategies forBiomedical reports · 2023
    Review
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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

3 authors.

Effie E BastounisDepartment of Biology and Howard Hughes Medical Institute, University of Washington, Seattle, WA, 98195-1800, USA.
Yi-Ting YehDepartment of Bioengineering, University of California San Diego, La Jolla, California, USA.
Julie A TheriotDepartment of Biology and Howard Hughes Medical Institute, University of Washington, Seattle, WA, 98195-1800, USA. jtheriot@uw.edu.ORCID http://orcid.org/0000-0002-2334-2535

Funding

ACTIN BASED MOTILITY OF A BACTERIAL PATHOGENR01AI036929 · NIAID · WHITEHEAD INSTITUTE FOR BIOMEDICAL RES · PI THERIOT, JULIE A. · 1995 to 2009
$2.2M
NIAID NIH HHS R01 AI036929
6 · The paper itself

Abstract

Endothelial cells respond to changes in subendothelial stiffness by altering their migration and mechanics, but whether those responses are due to transcriptional reprogramming remains largely unknown. We measured traction force generation and also performed gene expression profiling for two endothelial cell types grown in monolayers on soft or stiff matrices: primary human umbilical vein endothelial cells (HUVEC) and immortalized human microvascular endothelial cells (HMEC-1). Both cell types respond to changes in subendothelial stiffness by increasing the traction stresses they exert on stiffer as compared to softer matrices, and exhibit a range of altered protein phosphorylation or protein conformational changes previously implicated in mechanotransduction. However, the transcriptome has only a minimal role in this conserved biomechanical response. Only few genes were differentially expressed in each cell type in a stiffness-dependent manner, and none were shared between them. In contrast, thousands of genes were differentially regulated in HUVEC as compared to HMEC-1. HUVEC (but not HMEC-1) upregulate expression of TGF-β2 on stiffer matrices, and also respond to application of exogenous TGF-β2 by enhancing their endogenous TGF-β2 expression and their cell-matrix traction stresses. Altogether, these findings provide insights into the relationship between subendothelial stiffness, endothelial mechanics and variation of the endothelial cell transcriptome, and reveal that subendothelial stiffness, while critically altering endothelial cells' mechanical behavior, minimally affects their transcriptome.

Indexed as

Cell MovementCells, CulturedEndothelium, VascularGene Expression ProfilingHumansHuman Umbilical Vein Endothelial CellsMechanotransduction, CellularMicrovesselsPhosphorylationPrimary Cell CultureTranscriptomeTransforming Growth Factor beta2Up-RegulationVascular StiffnessTGFB2 protein, humanTransforming Growth Factor beta2

Identifiers

PMID31796790
PMCPMC6890669

What OpenQuestion holds

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LicenceCC BY
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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.