Evidence map›Paper›PMID 28952483›Full record

ArticleBioengineering (Basel, Switzerland)2017

Iron Oxide Nanoparticles Stimulates Extra-Cellular Matrix Production in Cellular Spheroids.

Megan Casco, Timothy Olsen, Austin Herbst, Grace Evans, Taylor Rothermel, Lauren Pruett, Dan Simionescu, Richard Visconti, Frank Alexis

Abstract read
In one paragraph

Article in Bioengineering (Basel, Switzerland), 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing 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

5 citing papers in PubMed.

  1. Review
  2. Article
  3. Review
  4. Article
  5. Article
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

9 authors.

Megan CascoDepartment of Bioengineering, Clemson University, 301 Rhodes Research Center, Clemson, SC 29634, USA. mcasco@g.clemson.edu.
Timothy OlsenDepartment of Bioengineering, Clemson University, 301 Rhodes Research Center, Clemson, SC 29634, USA. trolsen@clemson.edu.
Austin HerbstDepartment of Bioengineering, Clemson University, 301 Rhodes Research Center, Clemson, SC 29634, USA. aherbst@clemson.edu.ORCID 0000-0002-6705-3727
Grace EvansDepartment of Bioengineering, Clemson University, 301 Rhodes Research Center, Clemson, SC 29634, USA. gracee@g.clemson.edu.
Taylor RothermelDepartment of Bioengineering, Clemson University, 301 Rhodes Research Center, Clemson, SC 29634, USA. trother@g.clemson.edu.
Lauren PruettDepartment of Bioengineering, Clemson University, 301 Rhodes Research Center, Clemson, SC 29634, USA. lpruett@g.clemson.edu.
Dan SimionescuDepartment of Bioengineering, Clemson University, 301 Rhodes Research Center, Clemson, SC 29634, USA. dsimion@clemson.edu.
Richard ViscontiDepartment of Regenerative Medicine and Cell Biology, Medical University of South Carolina 173 Ashley Avenue-BSB 601, Charleston, SC 29425, USA. visconrp@musc.edu.
Frank AlexisDepartment of Bioengineering, Clemson University, 301 Rhodes Research Center, Clemson, SC 29634, USA. falexis@clemson.edu.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Nanotechnologies have been integrated into drug delivery, and non-invasive imaging applications, into nanostructured scaffolds for the manipulation of cells. The objective of this work was to determine how the physico-chemical properties of magnetic nanoparticles (MNPs) and their spatial distribution into cellular spheroids stimulated cells to produce an extracellular matrix (ECM). The MNP concentration (0.03 mg/mL, 0.1 mg/mL and 0.3 mg/mL), type (magnetoferritin), shape (nanorod-85 nm × 425 nm) and incorporation method were studied to determine each of their effects on the specific stimulation of four ECM proteins (collagen I, collagen IV, elastin and fibronectin) in primary rat aortic smooth muscle cell. Results demonstrated that as MNP concentration increased there was up to a 6.32-fold increase in collagen production over no MNP samples. Semi-quantitative Immunohistochemistry (IHC) results demonstrated that MNP type had the greatest influence on elastin production with a 56.28% positive area stain compared to controls and MNP shape favored elastin stimulation with a 50.19% positive area stain. Finally, there are no adverse effects of MNPs on cellular contractile ability. This study provides insight on the stimulation of ECM production in cells and tissues, which is important because it plays a critical role in regulating cellular functions.

Indexed as

extracellular matrixmagnetic nanoparticlesspheroidstissue engineering

Identifiers

PMID28952483
PMCPMC5590449

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.