A flow-through electroporation chip integrated with viable cell sorting based on dielectrophoresis

Xueming Li, Zewen Wei, Deyao Zhao, Hao Yan, Zicai Liang, Zhihong Li*

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

3 Citations (Scopus)

Abstract

Flow-through electroporation on a chip is a promising technique to introduce molecules into cells in applications of biological research, drug delivery and gene therapy. During the electroporation process, the electrical field also causes large amount of non-viable cells, which significantly influence the following biological procedure. Off-chip separation of the variable cells increases experimental complexity dramatically and results in further cell death. In this paper, we have developed a flow-through electroporation chip, in which dielectrophoresis (DEP) is employed to sort the viable cells and non-viable cells on chip. For the standard expression cell line HEK-293a (Human embryonic kidney cells), the ratio of the viable cells in the sorted sample was increased to 90% from 20% in the as-electroporated sample.

Original languageEnglish
Title of host publication2012 IEEE 25th International Conference on Micro Electro Mechanical Systems, MEMS 2012
Pages993-996
Number of pages4
DOIs
Publication statusPublished - 2012
Externally publishedYes
Event2012 IEEE 25th International Conference on Micro Electro Mechanical Systems, MEMS 2012 - Paris, France
Duration: 29 Jan 20122 Feb 2012

Publication series

NameProceedings of the IEEE International Conference on Micro Electro Mechanical Systems (MEMS)
ISSN (Print)1084-6999

Conference

Conference2012 IEEE 25th International Conference on Micro Electro Mechanical Systems, MEMS 2012
Country/TerritoryFrance
CityParis
Period29/01/122/02/12

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