Evidence map›Paper›PMID 21034791›Full record

ArticleExperimental hematology2011

Adult murine bone marrow-derived very small embryonic-like stem cells differentiate into the hematopoietic lineage after coculture over OP9 stromal cells.

Janina Ratajczak, Marcin Wysoczynski, Ewa Zuba-Surma, Wu Wan, Magda Kucia, Mervin C Yoder, Mariusz Z Ratajczak

Open access · bronzeAbstract read
In one paragraph

Article in Experimental hematology, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 75 papers.

0numbers the graph read from it
0cells of the map it votes in
75citing papers in PubMed
5.4field-weighted citation impact, top 4% 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

75 citing papers in PubMed, 124 citations in OpenAlex.

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  16. Adult tissue-resident stem cells-fact or fiction?Stem cell research & therapy · 2021
    Article
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15 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

7 authors at 3 institutions in 2 countries.

Janina RatajczakStem Cell Institute at James Graham Brown Cancer Center, University of Louisville, 500 S. Floyd Street, Louisville, KY 40202, USA. j0rata01@louisville.edu
Marcin Wysoczynski
Ewa Zuba-Surma
Wu Wan
Magda Kucia
Mervin C Yoder
Mariusz Z Ratajczak
University of Louisville · USIndiana University School of MedicineJagiellonian University · PL

Funding

Novel mechanisms involving complement cascade in stem cell traffickingR01DK074720 · NIDDK · UNIVERSITY OF LOUISVILLE · PI RATAJCZAK, MARIUSZ Z · 2007 to 2020
$4.1M
The CXCR4-SDF-1 Axis in Metastatic RhabdomyosarcomaR01CA106281 · NCI · UNIVERSITY OF LOUISVILLE · PI RATAJCZAK, MARIUSZ Z · 2005 to 2009
$1.3M
NCI NIH HHS R01 CA106281NCI NIH HHS R01 CA106281-01NIDDK NIH HHS R01 DK074720
6 · The paper itself

Abstract

objectiveWe recently identified a population of small Sca-1(+)/Lin(-)/CD45(-) cells in adult murine bone marrow that express several epiblast/germ line and pluripotent stem cell markers (e.g., Oct-4 and SSEA-4) that we named "very small embryonic-like stem cells" (VSELs). In this report, we test the hypothesis that VSELs can differentiate along the hemato/lymphopoietic lineage. MATERIALS AND

methodsPurified from bone marrow, VSELs were primed/cocultured over OP9 stroma cell line and subsequently tested in vitro and in vivo assays for their hematopoietic potential. In parallel, cells derived from VSELs were evaluated for expression of hematopoietic genes and surface markers.

resultsAlthough we observed that freshly isolated VSELs do not exhibit in vitro and in vivo hematopoietic potential, they may, after coculture over OP9 stromal cells, differentiate along the hematopoietic lineage in a similar way as embryonic stem cells or inducible pluripotent stem cells. "OP9-primed," VSEL-derived cells acquired expression of several hemato/lymphopoiesis-specific genes and markers, gave rise to hematopoietic colonies in vitro, and protected lethally irradiated mice in both primary and secondary transplant models on transplantation. We also observed that, compared to hematopoietic stem/progenitor cells, VSELs are highly resistant to total body irradiation.

conclusionsBased on these observations, we postulate that VSELs are the most primitive murine bone marrow-residing population of stem cells that have the potential to become specified into the hematopoietic lineage and may share some of the characteristics of long-term repopulating HSCs.

Indexed as

Cell DifferentiationAdult Stem CellsAnimalsBone Marrow CellsCell LineageCell ProliferationCell SizeCoculture TechniquesFemaleFlow CytometryGamma RaysHematopoiesisMaleMiceMice, Inbred C57BLMice, Transgenic

Identifiers

PMID21034791
PMCPMC3044339
OpenAlexW1975477723

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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.