Separation of Submicron Bioparticles by Dielectrophoresis
TLDR
With electrode arrays fabricated using direct write electron beam lithography, it is shown that different types of submicron latex spheres can be spatially separated and it is demonstrated that tobacco mosaic virus and herpes simplex virus can be manipulated and spatially separation in a microelectrode array.About:
This article is published in Biophysical Journal.The article was published on 1999-07-01 and is currently open access. It has received 533 citations till now. The article focuses on the topics: Dielectrophoresis & Particle.read more
Citations
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Microfluidic lab-on-a-chip platforms: requirements, characteristics and applications
TL;DR: This critical review summarizes developments in microfluidic platforms that enable the miniaturization, integration, automation and parallelization of (bio-)chemical assays and attempts to provide a selection scheme based on key requirements of different applications and market segments.
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Review Article—Dielectrophoresis: Status of the theory, technology, and applications
TL;DR: Current trends suggest that the theory and technology have matured sufficiently for most effort to now be directed towards applying DEP to unmet needs in such areas as biosensors, cell therapeutics, drug discovery, medical diagnostics, microfluidics, nanoassembly, and particle filtration.
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Microfluidic platforms for lab-on-a-chip applications
Stefan Haeberle,Roland Zengerle +1 more
TL;DR: These kinds of platforms only that allow performance of a set of microfluidic functions which can be easily combined within a well defined and consistent fabrication technology to implement application specific biochemical assays in an easy, flexible and ideally monolithically way are reviewed.
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Particle separation and sorting in microfluidic devices: a review
P. Sajeesh,Ashis Kumar Sen +1 more
TL;DR: This paper provides an extensive review of various passive and active separation techniques including basic theories and experimental details, the working principles are explained in detail, and performances of the devices are discussed.
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Dielectrophoretic Concentration and Separation of Live and Dead Bacteria in an Array of Insulators
TL;DR: This first application of iDEP for simultaneous live/dead bacteria separation and concentration illustrates its potential as a front-end method for bacterial analysis.
References
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Differences in the AC electrodynamics of viable and non-viable yeast cells determined through combined dielectrophoresis and electrorotation studies.
TL;DR: An electrode system is described for the near-simultaneous application and measurement of translational, levitational and rotational forces induced by AC electric fields, and this has been used to investigate the differences in the AC electrodynamics of viable and non-viable yeast cells.
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Electrostatic manipulation of DNA in microfabricated structures
Masao Washizu,Osamu Kurosawa +1 more
TL;DR: In this article, an experimental observation of the electrostatic orientation and dielectrophoresis of DNA under a high-intensity field produced in a microfabricated electrode system is made, using the fluorescent method as a visualization technique.
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Positive and negative dielectrophoretic collection of colloidal particles using interdigitated castellated microelectrodes
TL;DR: In this paper, an interdigitated castellated microelectrode geometry has been found to facilitate particle collection arising from both positive and negative dielectrophoretic effects.
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Separation of viable and non-viable yeast using dielectrophoresis
TL;DR: Dielectrophoresis, the movement of particles in non-uniform AC electric fields, was used to rapidly separate viable and non-viable yeast cells with good efficiency and cell viability was not affected by the separation procedure.
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Dielectrophoretic characterization and separation of micro-organisms
TL;DR: The effective electrical conductivity values for a variety of Gram-negative and positive bacteria have been determined and experimental conditions were selected where micro-organisms of different species can be separated using dielectrophoresis - the movement of particles induced by non-uniform AC electric fields.