Evidence map›Paper›PMID 30325922›Full record

ArticlePloS one2018

Oxygenation in cell culture: Critical parameters for reproducibility are routinely not reported.

Abdullah Al-Ani, Derek Toms, Douglas Kondro, Jarin Thundathil, Yang Yu, Mark Ungrin

Abstract read
In one paragraph

Article in PloS one, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 83 papers.

0numbers the graph read from it
0cells of the map it votes in
83citing 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

83 citing papers in PubMed.

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  9. Bioprocess Engineering for Cultivated Meat.Advances in biochemical engineering/biotechnology · 2026
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23 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

6 authors.

Abdullah Al-AniBiomedical Engineering Graduate Program, University of Calgary, Calgary, AB, Canada.
Derek TomsAlberta Diabetes Institute, University of Alberta, Edmonton, AB, Canada.
Douglas KondroBiomedical Engineering Graduate Program, University of Calgary, Calgary, AB, Canada.
Jarin ThundathilDepartment of Comparative Biology and Experimental Medicine, Faculty of Veterinary Medicine, University of Calgary, Calgary, AB, Canada.
Yang YuBiomedical Engineering Graduate Program, University of Calgary, Calgary, AB, Canada.ORCID 0000-0001-8986-6203
Mark UngrinBiomedical Engineering Graduate Program, University of Calgary, Calgary, AB, Canada.ORCID 0000-0002-7410-1491

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Mammalian cell culture is foundational to biomedical research, and the reproducibility of research findings across the sciences is drawing increasing attention. While many components contribute to reproducibility, the reporting of factors that impact oxygen delivery in the general biomedical literature has the potential for both significant impact, and immediate improvement. The relationship between the oxygen consumption rate of cells and the diffusive delivery of oxygen through the overlying medium layer means parameters such as medium depth and cell type can cause significant differences in oxygenation for cultures nominally maintained under the same conditions. While oxygenation levels are widely understood to significantly impact the phenotype of cultured cells in the abstract, in practise the importance of the above parameters does not appear to be well recognized in the non-specialist research community. On analyzing two hundred articles from high-impact journals we find a large majority missing at least one key piece of information necessary to ensure consistency in replication. We propose that explicitly reporting these values should be a requirement for publication.

Indexed as

AnimalsCell Culture TechniquesCells, CulturedHumansMammalsOxygenPhenotypeResearch DesignOxygen

Identifiers

PMID30325922
PMCPMC6191109

What OpenQuestion holds

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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.