Rapid tissue dissociation with microfluidic chip for gene extraction

Guo Lin Xu, Daniel Yoke San Lee, Mo Huang Li, Jackie Y. Ying

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

1 Scopus citations

Abstract

This paper presents a novel device to disrupt and homogenize tissue samples for the effective extraction of the genomic DNA, total RNA and proteins from tissue samples. This device utilizes a resonant piezo-diaphragm coated with rough sand grains, which effectively homogenizes liver sample (10-50 mg) within 15 s. High yield of genomic DNA (0.98 μg/mg) and intact toal RNA (0.15 μg/mg) are successfully extracted from the dissociated rat liver sample solution. The simplicity of this planar chip would enable potential integration with on-chip RT-PCR for cancer typing and sub-typing using biopsy tumor tissue sample.

Original languageEnglish
Title of host publicationProceedings of Conference, MicroTAS 2009 - The 13th International Conference on Miniaturized Systems for Chemistry and Life Sciences
PublisherChemical and Biological Microsystems Society
Pages1055-1057
Number of pages3
ISBN (Print)9780979806421
StatePublished - 2009
Externally publishedYes
Event13th International Conference on Miniaturized Systems for Chemistry and Life Sciences, MicroTAS 2009 - Jeju, Korea, Republic of
Duration: 1 Nov 20095 Nov 2009

Publication series

NameProceedings of Conference, MicroTAS 2009 - The 13th International Conference on Miniaturized Systems for Chemistry and Life Sciences

Conference

Conference13th International Conference on Miniaturized Systems for Chemistry and Life Sciences, MicroTAS 2009
Country/TerritoryKorea, Republic of
CityJeju
Period1/11/095/11/09

Keywords

  • DNA/RNA extraction
  • Sample preparation
  • Tissue dissociation

ASJC Scopus subject areas

  • Chemical Engineering (miscellaneous)
  • Bioengineering

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