Evidence map›Paper›PMID 26051078›Full record

ArticleJournal of endodontics2015

Interferon Gamma-treated Dental Pulp Stem Cells Promote Human Mesenchymal Stem Cell Migration In Vitro.

Chelsee Strojny, Michael Boyle, Amelia Bartholomew, Premanand Sundivakkam, Satish Alapati

Open access · greenAbstract read
In one paragraph

Article in Journal of endodontics, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers.

0numbers the graph read from it
0cells of the map it votes in
15citing papers in PubMed
1.6field-weighted citation impact, top 18% 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

15 citing papers in PubMed, 33 citations in OpenAlex.

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  9. Effect of using different co-ligands duringIranian journal of basic medical sciences · 2021
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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

5 authors at 1 institution in 1 country.

Chelsee StrojnyDepartment of Endodontics, College of Dentistry, University of Illinois at Chicago, Chicago, Illinois.
Michael BoyleDepartment of Endodontics, College of Dentistry, University of Illinois at Chicago, Chicago, Illinois.
Amelia BartholomewDepartment of Surgery, College of Medicine, University of Illinois at Chicago, Chicago, Illinois.
Premanand SundivakkamDepartment of Endodontics, College of Dentistry, University of Illinois at Chicago, Chicago, Illinois; Department of Surgery, College of Medicine, University of Illinois at Chicago, Chicago, Illinois.
Satish AlapatiDepartment of Endodontics, College of Dentistry, University of Illinois at Chicago, Chicago, Illinois; Department of Surgery, College of Medicine, University of Illinois at Chicago, Chicago, Illinois. Electronic address: salapati@uic.edu.
University of Illinois Chicago · US

Funding

A Novel Approach for Biomaterials Assisted Regeneration of Pulp-Dentin ComplexK08DE019514 · NIDCR · UNIVERSITY OF ILLINOIS AT CHICAGO · PI ALAPATI, SATISH B · 2011 to 2015
$683k
ECM MEDIATED DENTAL PULP TISSUE REGENERATIONR56DE023806 · NIDCR · UNIVERSITY OF ILLINOIS AT CHICAGO · PI ALAPATI, SATISH B, RAVINDRAN, SRIRAM · 2014 to 2014
$400k
NIDCR NIH HHS K08 DE019514NIDCR NIH HHS L40 DE022887NIDCR NIH HHS R56 DE023806PHS HHS DE019514-SBA
6 · The paper itself

Abstract

introductionChronic inflammation disrupts dental pulp regeneration by disintegrating the recruitment process of progenitors for repair. Bone marrow-derived mesenchymal stem cells (BM-MSCs) share the common features with dental pulp stem cells (DPSCs). The aim of the study was to investigate the migration of BM-MSCs toward DPSCs in response to inflammatory chemoattractants. Additionally, our studies also delineated the signaling mechanisms from BM-MSCs in mediating the proliferation and differentiation of DPSCs in vitro.

methodsHuman DPSCs and BM-MSCs between passages 2 and 4 were used and were grown in odontogenic differentiation medium. Mineralization was determined by alizarin red staining analysis. Migration was assessed using crystal violet staining in cells grown in Boyden chamber Transwell inserts (Corning Inc Foundation, Tewksbury, MA). The mineralization potential of DPSCs was evaluated using alkaline phosphatase activity assay. Real-time polymerase chain reaction analysis was performed to assess the gene expression profile of chemokine (C-X-C motif) ligand (Cxcl) 3, 5, 6, 10, 11, 12, 14, and 16; stromal cell-derived factor (SDF) α; vascular endothelial growth factor; and fibroblast growth factor.

resultsInterferon gamma (FN-γ) treatment significantly abrogated the differentiation potential of DPSCs as shown by using alizarin red and alkaline phosphatase activity analysis. An increase in the migration of BM-MSCs was documented when cocultured with IFN-γ-treated DPSCs. RNA expression studies showed an increase in the levels of Cxcl6 and Cxcl12 in BM-MSCs when cocultured with IFN-γ-treated DPSCs. Additionally, an up-regulation of proangiogenic factors vascular endothelial growth factor and fibroblast growth factor were observed in DPSCs exposed to IFN-γ.

conclusionsOur findings indicate that inflamed IFN-γ-treated DPSCs release factors (presumably Cxcl6 and 12) that contribute to the homing of MSCs. This model might provide a potential research tool for studying MSC-DPSC cross talk and for future studies involving the recruitment and sustainability of progenitor stem cells sustaining the inflammatory cascade to treat pulp inflammation.

Indexed as

Alkaline PhosphataseCalcification, PhysiologicCell DifferentiationCell MovementCells, CulturedChemokines, CXCCoculture TechniquesCulture MediaDental PulpFibroblast Growth FactorsHumansInterferon-gammaStem CellsVascular Endothelial Growth Factor AAlkaline PhosphataseChemokines, CXCCulture MediaFibroblast Growth FactorsInterferon-gammaVascular Endothelial Growth Factor AVEGFA protein, humanBone marrow–derived mesenchymal stem cellsdental pulp stem cellsinflammationinterferon-γmigrationregenerative endodontics

Identifiers

PMID26051078
PMCPMC4624205
OpenAlexW1841324954

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.