Evidence map›Paper›PMID 34804587›Full record

ArticleMicrosystems & nanoengineering2021

Predicting flows through microfluidic circuits with fluid walls.

Cyril Deroy, Nicholas Stovall-Kurtz, Federico Nebuloni, Cristian Soitu, Peter R Cook, Edmond J Walsh

Abstract read
In one paragraph

Article in Microsystems & nanoengineering, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing 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

6 citing papers in PubMed.

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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

6 authors.

Cyril Deroy *Department of Engineering Science, Osney Thermo-Fluids Laboratory, University of Oxford, Oxford, OX2 0ES UK.ORCID 0000-0001-8909-0847
Nicholas Stovall-Kurtz *Department of Engineering Science, Osney Thermo-Fluids Laboratory, University of Oxford, Oxford, OX2 0ES UK.
Federico NebuloniDepartment of Engineering Science, Osney Thermo-Fluids Laboratory, University of Oxford, Oxford, OX2 0ES UK.
Cristian SoituCold Spring Harbor Laboratory, Cold Spring Harbor, NY USA.
Peter R CookSir William Dunn School of Pathology, University of Oxford, Oxford, OX1 3RE UK.ORCID 0000-0002-6639-188X
Edmond J WalshDepartment of Engineering Science, Osney Thermo-Fluids Laboratory, University of Oxford, Oxford, OX2 0ES UK.

Funding

Medical Research Council MC_PC_15029
6 · The paper itself

Abstract

The aqueous phase in traditional microfluidics is usually confined by solid walls; flows through such systems are often predicted accurately. As solid walls limit access, open systems are being developed in which the aqueous phase is partly bounded by fluid walls (interfaces with air or immiscible liquids). Such fluid walls morph during flow due to pressure gradients, so predicting flow fields remains challenging. We recently developed a version of open microfluidics suitable for live-cell biology in which the aqueous phase is confined by an interface with an immiscible and bioinert fluorocarbon (FC40). Here, we find that common medium additives (fetal bovine serum, serum replacement) induce elastic no-slip boundaries at this interface and develop a semi-analytical model to predict flow fields. We experimentally validate the model's accuracy for single conduits and fractal vascular trees and demonstrate how flow fields and shear stresses can be controlled to suit individual applications in cell biology.

Indexed as

EngineeringPhysics

Identifiers

PMID34804587
PMCPMC8599700

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.