Evidence map›Paper›PMID 27526677›Full record

ArticlePhysical biology2016

Static mechanical strain induces capillary endothelial cell cycle re-entry and sprouting.

A S Zeiger, F D Liu, J T Durham, A Jagielska, R Mahmoodian, K J Van Vliet, I M Herman

Abstract read
In one paragraph

Article in Physical biology, 2016. 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
–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

17 citing papers in PubMed.

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  6. Mechanical regulation of the early stages of angiogenesis.Journal of the Royal Society, Interface · 2022
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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

7 authors.

A S ZeigerDepartment of Materials Science & Engineering, Massachusetts Institute of Technology, Cambridge, MA 02139.
F D LiuBioSystems & Micromechanics Interdisciplinary Research Group (BioSyM), Singapore-MIT Alliance in Research & Technology (SMART), Singapore 138602.
J T DurhamGraduate Program in Cell, Molecular and Developmental Biology, Sackler School of Graduate Biomedical Sciences and Center for Innovations in Wound Healing Research, School of Medicine, Tufts University, 150 Harrison Avenue, Boston, MA 02111 USA.
A JagielskaDepartment of Materials Science & Engineering, Massachusetts Institute of Technology, Cambridge, MA 02139.
R MahmoodianDepartment of Materials Science & Engineering, Massachusetts Institute of Technology, Cambridge, MA 02139.
K J Van VlietDepartment of Materials Science & Engineering, Massachusetts Institute of Technology, Cambridge, MA 02139.
I M HermanGraduate Program in Cell, Molecular and Developmental Biology, Sackler School of Graduate Biomedical Sciences and Center for Innovations in Wound Healing Research, School of Medicine, Tufts University, 150 Harrison Avenue, Boston, MA 02111 USA.

Funding

Training Program in Cardiovascular ResearchT32HL069770 · NHLBI · TUFTS MEDICAL CENTER · PI KARAS, RICHARD H · 2003 to 2013
$4.7M
Adipose Stem Cells for Diabetic RetinopathyR01EY022063 · NEI · UNIVERSITY OF VIRGINIA · PI HERMAN, IRA M, PEIRCE-COTTLER, SHAYN · 2012 to 2015
$2.0M
Regulating retinal microvascular morphogenesisR01EY015125 · NEI · TUFTS UNIVERSITY BOSTON · PI HERMAN, IRA M · 2004 to 2010
$1.7M
Pericytes, pathological angiogenesis and diabetic retinopathyR21EY019553 · NEI · TUFTS UNIVERSITY BOSTON · PI HERMAN, IRA M · 2009 to 2010
$452k
NEI NIH HHS R01 EY015125NEI NIH HHS R01 EY022063NEI NIH HHS R21 EY019553NHLBI NIH HHS T32 HL069770
6 · The paper itself

Abstract

Vascular endothelial cells are known to respond to a range of biochemical and time-varying mechanical cues that can promote blood vessel sprouting termed angiogenesis. It is less understood how these cells respond to sustained (i.e., static) mechanical cues such as the deformation generated by other contractile vascular cells, cues which can change with age and disease state. Here we demonstrate that static tensile strain of 10%, consistent with that exerted by contractile microvascular pericytes, can directly and rapidly induce cell cycle re-entry in growth-arrested microvascular endothelial cell monolayers. S-phase entry in response to this strain correlates with absence of nuclear p27, a cyclin-dependent kinase inhibitor. Furthermore, this modest strain promotes sprouting of endothelial cells, suggesting a novel mechanical 'angiogenic switch'. These findings suggest that static tensile strain can directly stimulate pathological angiogenesis, implying that pericyte absence or death is not necessarily required of endothelial cell re-activation.

Indexed as

Cell CycleNeovascularization, PhysiologicTensile StrengthAnimalsBiomechanical PhenomenaEndothelial CellsHumansPericytesStress, Mechanical

Identifiers

PMID27526677
PMCPMC5004734

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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.