Evidence map›Paper›PMID 19852056›Full record

ArticleCytometry. Part A : the journal of the International Society for Analytical Cytology2010

Stromal vascular progenitors in adult human adipose tissue.

Ludovic Zimmerlin, Vera S Donnenberg, Melanie E Pfeifer, E Michael Meyer, Bruno Péault, J Peter Rubin, Albert D Donnenberg

Erratum issued Registry-linked trialAbstract read
In one paragraph

Article in Cytometry. Part A : the journal of the International Society for Analytical Cytology, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. It is linked to trial NCT05830734 (Examining the Effect of Additional Injection of Freshly Collected Autologous Adipose Tissue to Bascom's Cleft Lift Surgery in the Treatment of Pilonidal Disease- a Randomized Controlled Trial), which is not on this map. Cited by 222 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
222citing papers in PubMed, 1 pooled it
13.9field-weighted citation impact, top 1% 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.

NCT05830734 naunknown statusnot on this mapstarted 2023, after this paper: background citation

Examining the Effect of Additional Injection of Freshly Collected Autologous Adipose Tissue to Bascom's Cleft Lift Surgery in the Treatment of Pilonidal Disease- a Randomized Controlled Trial

TypeinterventionalSponsorUniversity of AarhusRan2023 to 2026Enrolled140ConditionsPilonidal DiseaseArmsinjection of freshly collected adipose cells, Bascoms Cleft lift procedure
3 · Its place in the literature

Who cites it

222 citing papers in PubMed, 1 synthesis or guideline pooled it, 487 citations in OpenAlex.

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  19. Exosomes derived from MSC as drug system in osteoarthritis therapy.Frontiers in bioengineering and biotechnology · 2024
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162 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

  • Erratum issued
5 · Who and what money

Authors and funding

7 authors at 4 institutions in 2 countries.

Ludovic ZimmerlinDepartment of Medicine, Division of Hematology/Oncology, University of Pittsburgh School of Medicine, Pittsburgh, Pennsylvania.
Vera S Donnenberg
Melanie E Pfeifer
E Michael Meyer
Bruno Péault
J Peter Rubin
Albert D Donnenberg
University of Pittsburgh · USUPMC Hillman Cancer Center · USDélégation Paris 7 · FRUniversity of California, Los Angeles · US

Funding

VECTOR CORE FACILITYP30CA047904 · NCI · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI Jessie Nedrow · 1988 to 2026
$158.0M
Injectable Engineered Tissue for Cancer ReconstructionR01CA114246 · NCI · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI RUBIN, J PETER · 2006 to 2019
$3.3M
Autologous Cellular Therapy for Ventricular DysfunctionR01HL085819 · NHLBI · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI KORMOS, ROBERT L · 2006 to 2007
$1.4M
NCI NIH HHS P30 CA047904NCI NIH HHS R01 CA114246NCI NIH HHS R01CA114246NHLBI NIH HHS N01 HB037165NHLBI NIH HHS N01-HB-37165NHLBI NIH HHS R01 HL085819NHLBI NIH HHS R01-HL-085819
6 · The paper itself

Abstract

The in vivo progenitor of culture-expanded mesenchymal-like adipose-derived stem cells (ADSC) remains elusive, owing in part to the complex organization of stromal cells surrounding the small vessels, and the rapidity with which adipose stromal vascular cells adopt a mesenchymal phenotype in vitro. Immunohistostaining of intact adipose tissue was used to identify three markers (CD31, CD34, and CD146), which together unambiguously discriminate histologically distinct inner and outer rings of vessel-associated stromal cells, as well as capillary and small vessel endothelial cells. These markers were used in multiparameter flow cytometry in conjunction with stem/progenitor markers (CD90 and CD117) to further characterize stromal vascular fraction (SVF) subpopulations. Two mesenchymal and two endothelial populations were isolated by high speed flow cytometric sorting, expanded in short term culture, and tested for adipogenesis. The inner layer of stromal cells in contact with small vessel endothelium (pericytes) was CD146+/alpha-SMA+/CD90+/-/CD34-/CD31-; the outer adventitial stromal ring (designated supra adventitial-adipose stromal cells, SA-ASC) was CD146-/alpha-SMA-/CD90+/CD34+/CD31-. Capillary endothelial cells were CD31+/CD34+/CD90+ (endothelial progenitor), whereas small vessel endothelium was CD31+/CD34-/CD90- (endothelial mature). Flow cytometry confirmed these expression patterns and revealed a CD146+/CD90+/CD34+/CD31- pericyte subset that may be transitional between pericytes and SA-ASC. Pericytes had the most potent adipogenic potential, followed by the more numerous SA-ASC. Endothelial populations had significantly reduced adipogenic potential compared with unsorted expanded SVF cells. In adipose tissue, perivascular stromal cells are organized in two discrete layers, the innermost consisting of CD146+/CD34- pericytes, and the outermost of CD146-/CD34+ SA-ASC, both of which have adipogenic potential in culture. A CD146+/CD34+ subset detected by flow cytometry at low frequency suggests a population transitional between pericytes and SA-ASC.

Indexed as

Adipose TissueAdult Stem CellsBiomarkersCell Culture TechniquesFlow CytometryFluorescent Antibody TechniqueHumansImmunohistochemistryMuscle, Smooth, VascularStromal CellsBiomarkers

Identifiers

PMID19852056
PMCPMC4148047
OpenAlexW2024409084

What OpenQuestion holds

Textmetadata
LicenceTDM
Read underepoch 390

Registered trials

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.