Evidence map›Paper›PMID 33564998›Full record

ReviewIn vitro cellular & developmental biology. Animal2021

Factors to consider when interrogating 3D culture models with plate readers or automated microscopes.

Terry Riss, O Joseph Trask

Abstract readReview
In one paragraph

Review in In vitro cellular & developmental biology. Animal, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers.

0numbers the graph read from it
0cells of the map it votes in
9citing 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

9 citing papers in PubMed.

  1. Review
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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

2 authors.

Terry RissPromega Corporation, Cell Health, 2800 Woods Hollow Road, Fitchburg, WI, 53711, USA. terry.riss@promega.com.ORCID http://orcid.org/0000-0002-9130-2084
O Joseph TraskPerkinElmer Inc., Life Sciences and Technology, 940 Winter Street, Waltham, MA, 02451, USA.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Along with the increased use of more physiologically relevant three-dimensional cell culture models comes the responsibility of researchers to validate new assay methods that measure events in structures that are physically larger and more complex compared to monolayers of cells. It should not be assumed that assays designed using monolayers of cells will work for cells cultured as larger three-dimensional masses. The size and barriers for penetration of molecules through the layers of cells result in a different microenvironment for the cells in the outer layer compared to the center of three-dimensional structures. Diffusion rates for nutrients and oxygen may limit metabolic activity which is often measured as a marker for cell viability. For assays that lyse cells, the penetration of reagents to achieve uniform cell lysis must be considered. For live cell fluorescent imaging assays, the diffusion of fluorescent probes and penetration of photons of light for probe excitation and fluorescent emission must be considered. This review will provide an overview of factors to consider when implementing assays to interrogate three dimensional cell culture models.

Indexed as

AnimalsAutomationCell Culture TechniquesHumansMicrofluidicsMicroscopyModels, BiologicalTissue Scaffolds3DAssayHCSImagingMonolayerOrganoidPhysiologically relevantSpheroid

Identifiers

PMID33564998
PMCPMC7946695

What OpenQuestion holds

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LicenceCC BY
Read underepoch 390

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.