Evidence map›Paper›PMID 30943212›Full record

ArticlePloS one2019

Emergent heterogeneity in putative mesenchymal stem cell colonies: Single-cell time lapsed analysis.

Deena A Rennerfeldt, Joana S Raminhos, Samantha M Leff, Pristinavae Manning, Krystyn J Van Vliet

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In one paragraph

Article in PloS one, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers.

0numbers the graph read from it
0cells of the map it votes in
21citing papers in PubMed
–field-weighted citation impact
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

21 citing papers in PubMed.

  1. Article
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  14. Dissecting Heterogeneity Reveals a Unique BAMBIAdvanced science (Weinheim, Baden-Wurttemberg, Germany) · 2022
    Article
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  19. Cell Tracking for Organoids: Lessons From Developmental Biology.Frontiers in cell and developmental biology · 2021
    Review
  20. Article
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

5 authors.

Deena A RennerfeldtDepartment of Biological Engineering, Massachusetts Institute of Technology, Cambridge, Massachusetts, United States of America.
Joana S RaminhosDepartment of Materials Science, Faculty of Science and Technology, New University of Lisbon, Caparica, Portugal.ORCID 0000-0001-9658-9283
Samantha M LeffDepartment of Biological Engineering, Massachusetts Institute of Technology, Cambridge, Massachusetts, United States of America.
Pristinavae ManningDepartment of Biological Engineering, Massachusetts Institute of Technology, Cambridge, Massachusetts, United States of America.
Krystyn J Van VlietDepartment of Biological Engineering, Massachusetts Institute of Technology, Cambridge, Massachusetts, United States of America.ORCID 0000-0001-5735-0560

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Bone marrow stromal cells (BMSCs) include a subset of stem cells that are considered promising for developmental studies and therapeutic applications. While it is appreciated generally that BMSC populations can exhibit morphological and functional heterogeneity upon in vitro culture expansion, the potential for heterogeneity within a single colony forming unit-generated ostensibly from a single mother cell-is less explored but is critical to design of both fundamental studies and cell therapy production. Here we observed BMSC colony formation in real time via time lapsed optical imaging and analysis, to quantify whether and how heterogeneity emerged over multiple cell divisions spanning the duration of a typical colony formation unit assay. These analyses demonstrate that such colonies are neither homogeneous subpopulations of stem cells nor necessarily derived from single originating cells. While the mechanisms for and causes of this intracolony heterogeneity are not understood fully, we further demonstrate that extensive cell-cell contacts do not correlate with senescence, but that media exchange was concurrent with diversification in even the most uniform single-cell-derived colonies. These direct quantitative observations and visualizations of colony formation provide new insights that are motivated by significant implications for both basic research and stem cell-based therapies.

Indexed as

Intravital MicroscopyBone Marrow CellsCell DivisionCells, CulturedColony-Forming Units AssayHumansMesenchymal Stem CellsSingle-Cell AnalysisTime-Lapse Imaging

Identifiers

PMID30943212
PMCPMC6447157

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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.