Evidence map›Paper›PMID 23903001›Full record

ArticleParticle and fibre toxicology2013

Multi-walled carbon nanotubes induce human microvascular endothelial cellular effects in an alveolar-capillary co-culture with small airway epithelial cells.

Brandi N Snyder-Talkington, Diane Schwegler-Berry, Vincent Castranova, Yong Qian, Nancy L Guo

Open access · goldAbstract read
In one paragraph

Article in Particle and fibre toxicology, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 34 papers.

0numbers the graph read from it
0cells of the map it votes in
34citing papers in PubMed
6.6field-weighted citation impact, top 2% 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

34 citing papers in PubMed, 89 citations in OpenAlex.

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  10. Human barrier models for the in vitro assessment of drug delivery.Drug delivery and translational research · 2017
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  20. Using cultured endothelial cells to study endothelial barrier dysfunction: Challenges and opportunities.American journal of physiology. Lung cellular and molecular physiology · 2016
    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 2 institutions in 1 country.

Brandi N Snyder-TalkingtonPathology and Physiology Research Branch, Health Effects Laboratory Division, National Institute for Occupational Safety and Health, 1095 Willowdale Road, Morgantown, WV 26505-2888, USA.
Diane Schwegler-Berry
Vincent Castranova
Yong Qian
Nancy L Guo
National Institute for Occupational Safety and Health · USWest Virginia University Hospitals · US

Funding

West Virginia IDEA-CTRU54GM104942 · NIGMS · WEST VIRGINIA UNIVERSITY · PI JUDITH FEINBERG · 2012 to 2026
$81.0M
Systematic assessment of multi-walled carbon nanotubes in pulmonary diseaseR01ES021764 · NIEHS · WEST VIRGINIA UNIVERSITY · PI GUO, NANCY LAN · 2012 to 2016
$1.7M
NIEHS NIH HHS R01 ES021764NIGMS NIH HHS U54 GM104942
6 · The paper itself

Abstract

backgroundNanotechnology, particularly the use of multi-walled carbon nanotubes (MWCNT), is a rapidly growing discipline with implications for advancement in a variety of fields. A major route of exposure to MWCNT during both occupational and environmental contact is inhalation. While many studies showed adverse effects to the vascular endothelium upon MWCNT exposure, in vitro results often do not correlate with in vivo effects. This study aimed to determine if an alveolar-capillary co-culture model could determine changes in the vascular endothelium after epithelial exposure to MWCNT.

methodsA co-culture system in which both human small airway epithelial cells and human microvascular endothelial cells were separated by a Transwell membrane so as to resemble an alveolar-capillary interaction was used. Following exposure of the epithelial layer to MWCNT, the effects to the endothelial barrier were determined.

resultsExposure of the epithelial layer to MWCNT induced multiple changes in the endothelial cell barrier, including an increase in reactive oxygen species, actin rearrangement, loss of VE-cadherin at the cell surface, and an increase in endothelial angiogenic ability. Overall increases in secreted VEGFA, sICAM-1, and sVCAM-1 protein levels, as well as increases in intracellular phospho-NF-κB, phospho-Stat3, and phospho-p38 MAPK, were also noted in HMVEC after epithelial exposure.

conclusionThe co-culture system identified that alveolar-capillary exposure to MWCNT induced multiple changes to the underlying endothelium, potentially through cell signaling mediators derived from MWCNT-exposed epithelial cells. Therefore, the co-culture system appears to be a relevant in vitro method to study the pulmonary toxicity of MWCNT.

Indexed as

ActinsAlveolar Epithelial CellsAntigens, CDBlood-Air BarrierCadherin 5CadherinsCapillariesCapillary PermeabilityCoculture TechniquesEndothelial CellsHumansInflammation MediatorsIntercellular Adhesion Molecule-1Nanotubes, CarbonNeovascularization, PathologicNF-kappa BActinsAntigens, CDCadherin 5CadherinsICAM1 protein, humanInflammation MediatorsIntercellular Adhesion Molecule-1Nanotubes, CarbonNF-kappa Bp38 Mitogen-Activated Protein KinasesReactive Oxygen SpeciesSTAT3 protein, humanSTAT3 Transcription FactorVascular Cell Adhesion Molecule-1Vascular Endothelial Growth Factor AVEGFA protein, human

Identifiers

PMID23903001
PMCPMC3750368
OpenAlexW2135300998

What OpenQuestion holds

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LicenceCC BY
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.