Evidence map›Paper›PMID 27158286›Full record

ArticleBiomicrofluidics2016

A two-magnet strategy for improved mixing and capture from biofluids.

Thomas F Scherr, Hayley B Ryskoski, Andrew B Doyle, Frederick R Haselton

Abstract read
In one paragraph

Article in Biomicrofluidics, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing 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

8 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

4 authors.

Thomas F ScherrDepartment of Biomedical Engineering, Vanderbilt University , Nashville, Tennessee 37235, USA.ORCID 0000-0002-7077-535X
Hayley B RyskoskiDepartment of Biomedical Engineering, Vanderbilt University , Nashville, Tennessee 37235, USA.ORCID 0000-0002-4542-5104
Andrew B DoyleDepartment of Biomedical Engineering, Vanderbilt University , Nashville, Tennessee 37235, USA.
Frederick R HaseltonDepartment of Biomedical Engineering, Vanderbilt University , Nashville, Tennessee 37235, USA.

Funding

Vanderbilt-Zambia Network for Innovation in Global Health TechnologiesD43TW009348 · FIC · VANDERBILT UNIVERSITY · PI HASELTON, FREDERICK R, HEIMBURGER, DOUGLAS CORBETT · 2012 to 2016
$1.7M
FIC NIH HHS D43 TW009348
6 · The paper itself

Abstract

Magnetic beads are a popular method for concentrating biomolecules from solution and have been more recently used in multistep pre-arrayed microfluidic cartridges. Typical processing strategies rely on a single magnet, resulting in a tight cluster of beads and requiring long incubation times to achieve high capture efficiencies, especially in highly viscous patient samples. This report describes a two-magnet strategy to improve the interaction of the bead surface with the surrounding fluid inside of a pre-arrayed, self-contained assay-in-a-tube. In the two-magnet system, target biomarker capture occurs at a rate three times faster than the single-magnet system. In clinically relevant biomatrices, we find a 2.5-fold improvement in biomarker capture at lower sample viscosities with the two-magnet system. In addition, we observe a 20% increase in the amount of protein captured at high viscosity for the two-magnet configuration relative to the single magnet approach. The two-magnet approach offers a means to achieve higher biomolecule extraction yields and shorter assay times in magnetic capture assays and in self-contained processor designs.

Identifiers

PMID27158286
PMCPMC4833749

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.