Evidence map›Paper›PMID 26503337›Full record

ArticleStem cell research & therapy2015

Enhanced osteogenic potential of mesenchymal stem cells from cortical bone: a comparative analysis.

Joseph S Fernandez-Moure, Bruna Corradetti, Paige Chan, Jeffrey L Van Eps, Trevor Janecek, Pranela Rameshwar, Bradley K Weiner, Ennio Tasciotti

Open access · goldAbstract readComparative Study
In one paragraph

Article in Stem cell research & therapy, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers.

0numbers the graph read from it
0cells of the map it votes in
24citing papers in PubMed
3.1field-weighted citation impact, top 8% 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

24 citing papers in PubMed, 47 citations in OpenAlex.

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  12. Effect of TNF-α and IL-6 on Compact Bone-Derived Cells.Tissue engineering and regenerative medicine · 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

8 authors at 4 institutions in 1 country.

Joseph S Fernandez-MoureHouston Methodist Hospital Department of Surgery, Houston, USA. jsfernandez-moure@houstonmethodist.org.
Bruna CorradettiDepartment of Nanomedicine, Houston Methodist Research Institute, 6670 Bertner Avenue, Houston, TX, 77030, USA. bcorradetti@houstonmethodist.org.
Paige ChanDepartment of Nanomedicine, Houston Methodist Research Institute, 6670 Bertner Avenue, Houston, TX, 77030, USA. paigeyl.chan@gmail.com.
Jeffrey L Van EpsHouston Methodist Hospital Department of Surgery, Houston, USA. jvaneps@houstonmethodist.org.
Trevor JanecekDepartment of Nanomedicine, Houston Methodist Research Institute, 6670 Bertner Avenue, Houston, TX, 77030, USA. trevorjanecek@gmail.com.
Pranela RameshwarDepartment of Medicine, Rutgers New Jersey Medical School, 185 South Orange Avenue, Newark, NJ, 07103, USA. rameshwa@njms.rutgers.edu.
Bradley K WeinerHouston Methodist Hospital Department of Orthopedic Surgery, 6565 Fannin Street, Houston, TX, 77030, USA. bkweiner@houstonmethodist.org.
Ennio TasciottiDepartment of Nanomedicine, Houston Methodist Research Institute, 6670 Bertner Avenue, Houston, TX, 77030, USA. etasciotti@houstonmethodist.org.
Houston Methodist · USMethodist Hospital · USMethodist Hospital · USRutgers, The State University of New Jersey · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

introductionMesenchymal stem cells (MSCs) hold great promise for regenerative therapies in the musculoskeletal system. Although MSCs from bone marrow (BM-MSCs) and adipose tissue (AD-MSCs) have been extensively characterized, there is still debate as to the ideal source of MSCs for tissue-engineering applications in bone repair.

methodsMSCs were isolated from cortical bone fragments (CBF-MSCs) obtained from patients undergoing laminectomy, selected by fluorescence-activated cell sorting analysis, and tested for their potential to undergo mesodermic differentiation. CBF-MSCs were then compared with BM-MSCs and AD-MSCs for their colony-forming unit capability and osteogenic potential in both normoxia and hypoxia. After 2 and 4 weeks in inducing media, differentiation was assessed qualitatively and quantitatively by the evaluation of alkaline phosphatase (ALP) expression and mineral deposition (Von Kossa staining). Transcriptional activity of osteoblastogenesis-associated genes (Alp, RUNX2, Spp1, and Bglap) was also analyzed.

resultsThe cortical fraction of the bone contains a subset of cells positive for MSC-associated markers and capable of tri-lineage differentiation. The hypoxic conditions were generally more effective in inducing osteogenesis for the three cell lines. However, at 2 and 4 weeks, greater calcium deposition and ALP expression were observed in both hypoxic and normoxic conditions in CBF-MSCs compared with AD- and BM-MSCs. These functional observations were further corroborated by gene expression analysis, which showed a significant upregulation of Bglap, Alp, and Spp1, with a 22.50 (±4.55)-, 46.56 (±7.4)-, 71.46 (±4.16)-fold increase compared with their uninduced counterparts.

conclusionsThis novel population of MSCs retains a greater biosynthetic activity in vitro, which was found increased in hypoxic conditions. The present study demonstrates that quantitative differences between MSCs retrieved from bone marrow, adipose, and the cortical portion of the bone with respect to their osteogenic potential exist and suggests the cortical bone as suitable candidate to use for orthopedic tissue engineering and regenerative medicine.

Indexed as

Cell DifferentiationAlkaline PhosphataseCell HypoxiaCell ProliferationCells, CulturedCell ShapeHumansMesenchymal Stem CellsOsteogenesisAlkaline Phosphatase

Identifiers

PMID26503337
PMCPMC4620594
OpenAlexW2161660985

What OpenQuestion holds

Textmetadata
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.