Evidence map›Paper›PMID 20575640›Full record

ArticleStem cells and development2011

Human stem/progenitor cells from bone marrow enhance glial differentiation of rat neural stem cells: a role for transforming growth factor β and Notch signaling.

Andrew P Robinson, Jessica E Foraker, Joni Ylostalo, Darwin J Prockop

Open access · greenAbstract read
In one paragraph

Article in Stem cells and development, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed
1.9field-weighted citation impact, top 15% 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

23 citing papers in PubMed, 38 citations in OpenAlex.

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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

4 authors at 2 institutions in 1 country.

Andrew P RobinsonCenter for Gene Therapy, Tulane University Health Sciences Center, New Orleans, Louisiana, USA.
Jessica E Foraker
Joni Ylostalo
Darwin J Prockop
Tulane University · USMitchell Institute · US

Funding

PREPARATION AND DISTRUBUTION OF ADULT STEM CELLS: HUMAN &RODENTP40RR017447 · NCRR · TULANE UNIVERSITY OF LOUISIANA · PI PROCKOP, DARWIN JOHNSON · 2003 to 2011
$8.9M
NCRR NIH HHS P40 RR 17447
6 · The paper itself

Abstract

Multipotent stem/progenitor cells from bone marrow stroma (mesenchymal stromal cells or MSCs) were previously shown to enhance proliferation and differentiation of neural stem cells (NSCs) in vivo, but the molecular basis of the effect was not defined. Here coculturing human MSCs (hMSCs) with rat NSCs (rNSCs) was found to stimulate astrocyte and oligodendrocyte differentiation of the rNSCs. To survey the signaling pathways involved, RNA from the cocultures was analyzed by species-specific microarrays. In the hMSCs, there was an upregulation of transcripts for several secreted factors linked to differentiation: bone morphogenetic protein 1 (BMP1), hepatocyte growth factor (HGF), and transforming growth factor isoforms (TGFβ1 and TGFβ3). In both the hMSCs and the rNSCs, there was an upregulation of transcripts for Notch signaling. The role of TGFβ1 was verified by the demonstration that hMSCs in coculture increased secretion of TGFβ1, the rNSCs expressed the receptor, and an inhibitor of TGFβ signaling blocked differentiation. The role of Notch signaling was verified by the demonstration that in the cocultures hMSCs expressed a Notch ligand at sites of cell contact with rNSCs, and the rNSCs expressed the receptor, Notch 1. Increased Notch signaling in both cell types was then demonstrated by assays of transcript expression and by a reporter construct for downstream targets of Notch signaling. The results demonstrated that glial differentiation of the rNSCs in the cocultures was driven by increased secretion of soluble factors such as TGFβ1 by the hMSCs and probably through increased cell contact signaling between the hMSCs and rNSCs through the Notch pathway.

Indexed as

AnimalsBone Marrow CellsCell CommunicationCell DifferentiationCells, CulturedCoculture TechniquesCulture Media, ConditionedGene Expression ProfilingGenes, ReporterHumansMesenchymal Stem CellsNeural Stem CellsNeurogliaRatsReceptors, NotchResponse ElementsCulture Media, ConditionedReceptors, NotchTransforming Growth Factor beta

Identifiers

PMID20575640
PMCPMC3128772
OpenAlexW1990553783

What OpenQuestion holds

Textmetadata
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.