Evidence map›Paper›PMID 27388549›Full record

ArticleScientific reports2016

Paramagnetic Structures within a Microfluidic Channel for Enhanced Immunomagnetic Isolation and Surface Patterning of Cells.

Chen Sun, Hamid Hassanisaber, Richard Yu, Sai Ma, Scott S Verbridge, Chang Lu

Abstract read
In one paragraph

Article in Scientific reports, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers.

0numbers the graph read from it
0cells of the map it votes in
14citing 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

14 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.

Chen SunDepartment of Biomedical Engineering and Mechanics, Virginia Tech, Blacksburg, Virginia 24061, USA.
Hamid HassanisaberDepartment of Chemical Engineering, Virginia Tech, Blacksburg, Virginia 24061, USA.
Richard YuDepartment of Biomedical Engineering, Washington University in St. Louis, St. Louis, Missouri 63130, USA.
Sai MaDepartment of Biomedical Engineering and Mechanics, Virginia Tech, Blacksburg, Virginia 24061, USA.
Scott S VerbridgeDepartment of Biomedical Engineering and Mechanics, Virginia Tech, Blacksburg, Virginia 24061, USA.
Chang LuDepartment of Chemical Engineering, Virginia Tech, Blacksburg, Virginia 24061, USA.

Funding

Probing dynamics in protein-DNA interactions during disease development using sinR01EB017235 · NIBIB · VIRGINIA POLYTECHNIC INST AND ST UNIV · PI LU, CHANG · 2014 to 2017
$1.3M
Sensitive and integrated microfluidic ChIP assays for studying transcriptional reR21CA174577 · NCI · VIRGINIA POLYTECHNIC INST AND ST UNIV · PI LU, CHANG · 2013 to 2015
$697k
3D micro-addressable tissue models to understand spatiotemporal heterogeneity in transcriptional regulationR21EB019123 · NIBIB · VIRGINIA POLYTECHNIC INST AND ST UNIV · PI VERBRIDGE, SCOTT S · 2014 to 2015
$406k
NCI NIH HHS R21 CA174577NIBIB NIH HHS R01 EB017235NIBIB NIH HHS R21 EB019123
6 · The paper itself

Abstract

In this report, we demonstrate a unique method for embedding magnetic structures inside a microfluidic channel for cell isolation. We used a molding process to fabricate these structures out of a ferrofluid of cobalt ferrite nanoparticles. We show that the embedded magnetic structures significantly increased the magnetic field in the channel, resulting in up to 4-fold enhancement in immunomagnetic capture as compared with a channel without these embedded magnetic structures. We also studied the spatial distribution of trapped cells both experimentally and computationally. We determined that the surface pattern of these trapped cells was determined by both location of the magnet and layout of the in-channel magnetic structures. Our magnetic structure embedded microfluidic device achieved over 90% capture efficiency at a flow velocity of 4 mm/s, a speed that was roughly two orders of magnitude faster than previous microfluidic systems used for a similar purpose. We envision that our technology will provide a powerful tool for detection and enrichment of rare cells from biological samples.

Indexed as

AnimalsCell CountCell SeparationEquipment DesignImmunomagnetic SeparationLab-On-A-Chip DevicesMiceMicrofluidic Analytical TechniquesModels, TheoreticalRAW 264.7 CellsSurface Properties

Identifiers

PMID27388549
PMCPMC4937384

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.