Evidence map›Paper›PMID 26309789›Full record

ArticleBioResearch open access2015

Induction of Osteogenic Differentiation in Human Mesenchymal Stem Cells by Crosstalk with Osteoblasts.

Martina Glueck, Oliver Gardner, Ewa Czekanska, Mauro Alini, Martin J Stoddart, Gian M Salzmann, Hagen Schmal

Abstract read
In one paragraph

Article in BioResearch open access, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing 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

19 citing papers in PubMed.

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  9. Ex Vivo Systems to Study Chondrogenic Differentiation and Cartilage Integration.Journal of functional morphology and kinesiology · 2021
    Review
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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.

Martina GlueckAO Research Institute Davos , Davos Platz, Switzerland . ; Department of Orthopaedic and Trauma Surgery, University Medical Center, Albert-Ludwigs University Freiburg , Germany .
Oliver GardnerAO Research Institute Davos , Davos Platz, Switzerland . ; Cardiff University , Cardiff, Wales, United Kingdom .
Ewa CzekanskaAO Research Institute Davos , Davos Platz, Switzerland . ; Cardiff University , Cardiff, Wales, United Kingdom .
Mauro AliniAO Research Institute Davos , Davos Platz, Switzerland .
Martin J StoddartAO Research Institute Davos , Davos Platz, Switzerland .
Gian M SalzmannDepartment of Orthopaedic and Trauma Surgery, University Medical Center, Albert-Ludwigs University Freiburg , Germany .
Hagen SchmalDepartment of Orthopaedic and Trauma Surgery, University Medical Center, Albert-Ludwigs University Freiburg , Germany .

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Natural bone healing following fractures is initiated by osteoblasts (OBs) and mesenchymal stem cells (MSCs), a cell combination with possible potential in tissue engineering techniques for bony defects. The aim of the study was to investigate MSC/OB-crosstalk, in order to determine optimal cell culture conditions for osteogenic differentiation. Human OBs and MSCs interactions were investigated in an in vitro trans-well co-culture study over a time period of 28 days. Calcification was determined by optical density (OD) at 450 nm and Alizarin red staining. Messenger RNA expression was assessed by quantitative PCR. Osteogenic medium containing 1% fetal bovine serum resulted in superior levels of calcification in MSCs in co-culture with OBs compared to 2% or 5% fetal bovine serum (p<0.05). Comparing MSCs and OBs alone with the MSC/OB co-culture, calcification, as measured by OD 450 nm, increased over time in all groups. The highest values were recorded in the co-culture (p<0.05). Osteogenic differentiation potential showed significant interindividual differences. In order to predict differentiation potential, OD 450 nm measurements and mRNA expression of alkaline phosphatase were correlated with the population doubling rate during the expansion period. For OBs and MSCs, statistically significant associations of proliferation and differentiation potential were found (p<0.001). The addition of transforming growth factor beta resulted in up-regulation of collagen type I and Sp7 mRNA, and down-regulation of alkaline phosphatase mRNA. The results suggest the idea of soluble paracrine factors being secreted by OBs to induce osteogenic differentiation of MSCs.

Indexed as

bone formationco-culturemesenchymal stem cellosteoblastosteogenic differentiation

Identifiers

PMID26309789
PMCPMC4497645

What OpenQuestion holds

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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.