Evidence map›Paper›PMID 26890696›Full record

ArticlePloS one2016

Ivabradine Prevents Low Shear Stress Induced Endothelial Inflammation and Oxidative Stress via mTOR/eNOS Pathway.

Bing Li, Junxia Zhang, Zhimei Wang, Shaoliang Chen

Open access · goldAbstract read
In one paragraph

Article in PloS one, 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
2.5field-weighted citation impact, top 10% 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, 31 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

4 authors at 1 institution in 1 country.

Bing LiDepartment of Cardiology, Nanjing First Hospital, Nanjing Medical University, 68# Changle Road, Nanjing, 210006, China.
Junxia ZhangDepartment of Cardiology, Nanjing First Hospital, Nanjing Medical University, 68# Changle Road, Nanjing, 210006, China.
Zhimei WangDepartment of Cardiology, Nanjing First Hospital, Nanjing Medical University, 68# Changle Road, Nanjing, 210006, China.
Shaoliang ChenDepartment of Cardiology, Nanjing First Hospital, Nanjing Medical University, 68# Changle Road, Nanjing, 210006, China.
Nanjing Medical University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Ivabradine not only reduces heart rate but has other cardiac and vascular protective effects including anti-inflammation and anti-oxidation. Since endothelial nitric oxide synthase (eNOS) is a crucial enzyme in maintaining endothelial activity, we aimed to investigate the impact of ivabradine in low shear stress (LSS) induced inflammation and endothelial injury and the role of eNOS played in it. Endothelial cells (ECs) were subjected to LSS at 2dyne/cm2, with 1 hour of ivabradine (0.04μM) or LY294002 (10μM) pre-treatment. The mRNA expression of IL-6, VCAM-1 along with eNOS were measured by QPCR. Reactive oxygen species (ROS) was detected by dihydroethidium (DHE) and DCF, and protein phosphorylation was detected by western blot. It demonstrated that ivabradine decreased LSS induced inflammation and oxidative stress in endothelial cells. Western blot showed reduced rictor and Akt-Ser473 as well as increased eNOS-Thr495 phosphorylation. However, mTORC1 pathway was only increased when LSS applied within 30 minutes. These effects were reversed by ivabradine. It would appear that ivabradine diminish ROS generation by provoking mTORC2/Akt phosphorylation and repressing mTORC1 induced eNOS-Thr495 activation. These results together suggest that LSS induced endothelial inflammation and oxidative stress are suppressed by ivabradine via mTORC2/Akt activation and mTORC1/eNOS reduction.

Indexed as

Stress, MechanicalBenzazepinesCell NucleusChromonesEnzyme ActivationFluorescent Antibody TechniqueGene Expression RegulationHumansHuman Umbilical Vein Endothelial CellsInflammationInterleukin-6IvabradineMicroscopy, FluorescenceMorpholinesNitric Oxide Synthase Type IIIOxidative Stress2-(4-morpholinyl)-8-phenyl-4H-1-benzopyran-4-oneBenzazepinesChromonesInterleukin-6IvabradineMorpholinesNitric Oxide Synthase Type IIIPhosphoserineProtective AgentsProto-Oncogene Proteins c-aktReactive Oxygen SpeciesRNA, MessengerTOR Serine-Threonine KinasesVascular Cell Adhesion Molecule-1

Identifiers

PMID26890696
PMCPMC4758626
OpenAlexW2279317549

What OpenQuestion holds

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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.