Evidence map›Paper›PMID 30305185›Full record

ArticleStem cell research & therapy2018

Short-term physiological hypoxia potentiates the therapeutic function of mesenchymal stem cells.

Ben Antebi, Luis A Rodriguez, Kerfoot P Walker, Amber M Asher, Robin M Kamucheka, Lucero Alvarado, Arezoo Mohammadipoor, Leopoldo C Cancio

Open access · goldAbstract read
In one paragraph

Article in Stem cell research & therapy, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 87 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
87citing papers in PubMed, 1 pooled it
7.3field-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

87 citing papers in PubMed, 1 synthesis or guideline pooled it, 136 citations in OpenAlex.

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27 more citing papers are in PubMed but not listed here.

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 2 institutions in 1 country.

Ben AntebiUnited States Army Institute of Surgical Research, San Antonio, TX, USA. ben.antebi.ctr@mail.mil.ORCID 0000-0002-2062-5206
Luis A RodriguezUnited States Army Institute of Surgical Research, San Antonio, TX, USA.
Kerfoot P WalkerUnited States Army Institute of Surgical Research, San Antonio, TX, USA.
Amber M AsherUnited States Army Institute of Surgical Research, San Antonio, TX, USA.
Robin M KamuchekaUnited States Army Institute of Surgical Research, San Antonio, TX, USA.
Lucero AlvaradoUnited States Army Institute of Surgical Research, San Antonio, TX, USA.
Arezoo MohammadipoorUnited States Army Institute of Surgical Research, San Antonio, TX, USA.
Leopoldo C CancioUnited States Army Institute of Surgical Research, San Antonio, TX, USA.
Oak Ridge Associated Universities · USUnited States Army Institute of Surgical Research · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundIn the bone marrow, MSCs reside in a hypoxic milieu (1-5% O

methodsHuman and porcine bone marrow MSCs were obtained from fresh mononuclear cells. The first study evaluated MSC function following both long-term (10 days) and short-term (48 h) hypoxia (1% O

resultsIn long-term culture, common MSC surface marker expression (CD44 and CD105) dropped under hypoxia. Additionally, in long-term culture, MSCs proliferated significantly slower and provided lower yields under hypoxia. Conversely, in short-term culture, MSCs proliferated significantly faster under hypoxia. In both long-term and short-term cultures, MSC metabolic activity was significantly higher under hypoxia. Furthermore, MSCs cultured under hypoxia had upregulated expression of VEGF with concomitant downregulation of HMGB1 and the apoptotic genes BCL-2 and CASP3. Finally, in both hypoxia cultures, the pro-inflammatory cytokine, IL-8, was suppressed, while levels of the anti-inflammatories, IL-1ra and GM-CSF, were elevated in short-term hypoxia only.

conclusionsIn this study, we demonstrate that hypoxia augments the therapeutic characteristics of both porcine and human MSCs. Yet, short-term 2% hypoxia offers the greatest benefit overall, exemplified by the increase in proliferation, self-renewing capacity, and modulation of key genes and the inflammatory milieu as compared to normoxia. These data are important for generating robust MSCs with augmented function for clinical applications.

Indexed as

AnimalsApoptosisCaspase 3Cell DifferentiationCell HypoxiaCell ProliferationCell SurvivalGene Expression RegulationGranulocyte-Macrophage Colony-Stimulating FactorHumansInterleukin 1 Receptor Antagonist ProteinInterleukin-8Mesenchymal Stem CellsOxygenPrimary Cell CultureProto-Oncogene Proteins c-bcl-2BCL2 protein, humanCASP3 protein, humanCaspase 3Granulocyte-Macrophage Colony-Stimulating FactorInterleukin 1 Receptor Antagonist ProteinInterleukin-8OxygenProto-Oncogene Proteins c-bcl-2Vascular Endothelial Growth Factor AVEGFA protein, humanBone marrowHypoxiaImmunomodulationMesenchymal stem cells (MSCs)Normoxia

Identifiers

PMID30305185
PMCPMC6180371
OpenAlexW2897996477

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.