Evidence map›Paper›PMID 31295946›Full record

ArticleBiomimetics (Basel, Switzerland)2019

Live Simultaneous Monitoring of Mineral Deposition and Lipid Accumulation in Differentiating Stem Cells.

Nigel De Melo, Sarah McGinlay, Robert Markus, Laura Macri-Pellizzeri, Michael E Symonds, Ifty Ahmed, Virginie Sottile

Abstract read
In one paragraph

Article in Biomimetics (Basel, Switzerland), 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing 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

5 citing papers in PubMed.

  1. Review
  2. Article
  3. Article
  4. Review
  5. 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

7 authors.

Nigel De MeloWolfson STEM Centre, School of Medicine, The University of Nottingham, Nottingham NG7 2RD, UK.
Sarah McGinlayWolfson STEM Centre, School of Medicine, The University of Nottingham, Nottingham NG7 2RD, UK.
Robert MarkusSchool of Life Sciences, University of Nottingham, Nottingham, NG7 2RD, UK.
Laura Macri-PellizzeriWolfson STEM Centre, School of Medicine, The University of Nottingham, Nottingham NG7 2RD, UK.
Michael E SymondsThe Early Life Research Unit, Division of Child Health, School of Medicine, The University of Nottingham, Nottingham, NG7 2RD, UK.
Ifty AhmedAdvanced Materials Group, Faculty of Engineering, The University of Nottingham, Nottingham NG7 2RD, UK.
Virginie SottileWolfson STEM Centre, School of Medicine, The University of Nottingham, Nottingham NG7 2RD, UK. virginie.sottile@nottingham.ac.uk.

Funding

Biotechnology and Biological Sciences Research Council BB/M008770/1Engineering and Physical Sciences Research Council 1118937
6 · The paper itself

Abstract

Mesenchymal stem cells (MSCs) are progenitors for bone-forming osteoblasts and lipid-storing adipocytes, two major lineages co-existing in bone marrow. When isolated in vitro, these stem cells recapitulate osteoblast or adipocyte formation if treated with specialised media, modelling how these lineages interact in vivo. Osteogenic differentiation is characterised by mineral deposits accumulating in the extracellular matrix, typically assessed using histological techniques. Adipogenesis occurs with accumulation of intracellular lipids that can be routinely visualised by Oil Red O staining. In both cases, staining requires cell fixation and is thus limited to end-point assessments. Here, a vital staining approach was developed to simultaneously detect mineral deposits and lipid droplets in differentiating cultures. Stem cells induced to differentiate produced mixed cultures containing adipocytes and bone-like nodules, and after two weeks live cultures were incubated with tetracycline hydrochloride and Bodipy to label mineral- and lipid-containing structures, respectively. Fluorescence microscopy showed the simultaneous visualisation of mineralised areas and lipid-filled adipocytes in live cultures. Combined with the nuclear stain Hoechst 33258, this approach further enabled live confocal imaging of adipogenic cells interspersed within the mineralised matrix. This multiplex labelling was repeated at subsequent time-points, demonstrating the potential of this new approach for the real-time high-precision imaging of live stem cells.

Indexed as

lipid detectionlive monitoringmineralisationstem cell

Identifiers

PMID31295946
PMCPMC6784299

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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.