Evidence map›Paper›PMID 26632496›Full record

ArticleBiotechnology journal2016

Systematic microcarrier screening and agitated culture conditions improves human mesenchymal stem cell yield in bioreactors.

Qasim A Rafiq, Karen Coopman, Alvin W Nienow, Christopher J Hewitt

Abstract read
In one paragraph

Article in Biotechnology journal, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 63 papers.

0numbers the graph read from it
0cells of the map it votes in
63citing 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

63 citing papers in PubMed.

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  15. Biomaterials for Cell Manufacturing.ACS macro letters · 2024
    Article
  16. Review
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3 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

4 authors.

Qasim A RafiqCentre for Biological Engineering, Department of Chemical Engineering, Loughborough University, Leicestershire, United Kingdom.
Karen CoopmanCentre for Biological Engineering, Department of Chemical Engineering, Loughborough University, Leicestershire, United Kingdom.
Alvin W NienowCentre for Biological Engineering, Department of Chemical Engineering, Loughborough University, Leicestershire, United Kingdom.
Christopher J HewittCentre for Biological Engineering, Department of Chemical Engineering, Loughborough University, Leicestershire, United Kingdom. c.j.hewitt@aston.ac.uk.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Production of human mesenchymal stem cells for allogeneic cell therapies requires scalable, cost-effective manufacturing processes. Microcarriers enable the culture of anchorage-dependent cells in stirred-tank bioreactors. However, no robust, transferable methodology for microcarrier selection exists, with studies providing little or no reason explaining why a microcarrier was employed. We systematically evaluated 13 microcarriers for human bone marrow-derived MSC (hBM-MSCs) expansion from three donors to establish a reproducible and transferable methodology for microcarrier selection. Monolayer studies demonstrated input cell line variability with respect to growth kinetics and metabolite flux. HBM-MSC1 underwent more cumulative population doublings over three passages in comparison to hBM-MSC2 and hBM-MSC3. In 100 mL spinner flasks, agitated conditions were significantly better than static conditions, irrespective of donor, and relative microcarrier performance was identical where the same microcarriers outperformed others with respect to growth kinetics and metabolite flux. Relative growth kinetics between donor cells on the microcarriers were the same as the monolayer study. Plastic microcarriers were selected as the optimal microcarrier for hBM-MSC expansion. HBM-MSCs were successfully harvested and characterised, demonstrating hBM-MSC immunophenotype and differentiation capacity. This approach provides a systematic method for microcarrier selection, and the findings identify potentially significant bioprocessing implications for microcarrier-based allogeneic cell therapy manufacture.

Indexed as

BioreactorsCell Culture TechniquesCell DifferentiationCell LineCell ProliferationHumansMesenchymal Stem CellsBioreactorCell therapy bioprocessingHuman mesenchymal stem cellMicrocarrierRegenerative medicine

Identifiers

PMID26632496
PMCPMC4991290

What OpenQuestion holds

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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.