Label-free microfluidic sorting of microparticles

Massive growth of the microfluidics field has triggered numerous advances in focusing, separating, ordering, concentrating, and mixing of microparticles. Microfluidic systems capable of performing these functions are rapidly finding applications in industrial, environmental, and biomedical fields. P...

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Main Authors: Jian Zhou, Prithviraj Mukherjee, Hua Gao, Qiyue Luan, Ian Papautsky
Format: Article
Language:English
Published: AIP Publishing LLC 2019-12-01
Series:APL Bioengineering
Online Access:http://dx.doi.org/10.1063/1.5120501
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author Jian Zhou
Prithviraj Mukherjee
Hua Gao
Qiyue Luan
Ian Papautsky
author_facet Jian Zhou
Prithviraj Mukherjee
Hua Gao
Qiyue Luan
Ian Papautsky
author_sort Jian Zhou
collection DOAJ
description Massive growth of the microfluidics field has triggered numerous advances in focusing, separating, ordering, concentrating, and mixing of microparticles. Microfluidic systems capable of performing these functions are rapidly finding applications in industrial, environmental, and biomedical fields. Passive and label-free methods are one of the major categories of such systems that have received enormous attention owing to device operational simplicity and low costs. With new platforms continuously being proposed, our aim here is to provide an updated overview of the state of the art for passive label-free microparticle separation, with emphasis on performance and operational conditions. In addition to the now common separation approaches using Newtonian flows, such as deterministic lateral displacement, pinched flow fractionation, cross-flow filtration, hydrodynamic filtration, and inertial microfluidics, we also discuss separation approaches using non-Newtonian, viscoelastic flow. We then highlight the newly emerging approach based on shear-induced diffusion, which enables direct processing of complex samples such as untreated whole blood. Finally, we hope that an improved understanding of label-free passive sorting approaches can lead to sophisticated and useful platforms toward automation in industrial, environmental, and biomedical fields.
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spelling doaj.art-66c293bcaf974fad93b1f2c1ddfccd2e2022-12-22T01:38:56ZengAIP Publishing LLCAPL Bioengineering2473-28772019-12-0134041504041504-2310.1063/1.5120501Label-free microfluidic sorting of microparticlesJian Zhou0Prithviraj Mukherjee1Hua Gao2Qiyue Luan3Ian Papautsky4Department of Bioengineering, University of Illinois at Chicago, Chicago, Illinois 60607, USADepartment of Bioengineering, University of Illinois at Chicago, Chicago, Illinois 60607, USADepartment of Bioengineering, University of Illinois at Chicago, Chicago, Illinois 60607, USADepartment of Bioengineering, University of Illinois at Chicago, Chicago, Illinois 60607, USADepartment of Bioengineering, University of Illinois at Chicago, Chicago, Illinois 60607, USAMassive growth of the microfluidics field has triggered numerous advances in focusing, separating, ordering, concentrating, and mixing of microparticles. Microfluidic systems capable of performing these functions are rapidly finding applications in industrial, environmental, and biomedical fields. Passive and label-free methods are one of the major categories of such systems that have received enormous attention owing to device operational simplicity and low costs. With new platforms continuously being proposed, our aim here is to provide an updated overview of the state of the art for passive label-free microparticle separation, with emphasis on performance and operational conditions. In addition to the now common separation approaches using Newtonian flows, such as deterministic lateral displacement, pinched flow fractionation, cross-flow filtration, hydrodynamic filtration, and inertial microfluidics, we also discuss separation approaches using non-Newtonian, viscoelastic flow. We then highlight the newly emerging approach based on shear-induced diffusion, which enables direct processing of complex samples such as untreated whole blood. Finally, we hope that an improved understanding of label-free passive sorting approaches can lead to sophisticated and useful platforms toward automation in industrial, environmental, and biomedical fields.http://dx.doi.org/10.1063/1.5120501
spellingShingle Jian Zhou
Prithviraj Mukherjee
Hua Gao
Qiyue Luan
Ian Papautsky
Label-free microfluidic sorting of microparticles
APL Bioengineering
title Label-free microfluidic sorting of microparticles
title_full Label-free microfluidic sorting of microparticles
title_fullStr Label-free microfluidic sorting of microparticles
title_full_unstemmed Label-free microfluidic sorting of microparticles
title_short Label-free microfluidic sorting of microparticles
title_sort label free microfluidic sorting of microparticles
url http://dx.doi.org/10.1063/1.5120501
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