A novel method to investigate proteomic profiling of cancers using a microfluidic immunohistochemistry system

Minseok S. Kim, Seyong Kwon, Eun Sook Lee, Je Kyun Park

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

Abstract

This paper presents a massively multiplexed and quantitative immunohistochemistry (IHC) platform using microflui-dics technology. The device was fabricated with two-step multiplayer soft lithography and a microvalve was integrated to simultaneously flow 10 biomarkers into individual reaction channel. The microfluidic massive IHC system enabled 20 IHC assays on a biological specimen at the same time, saving 16-fold time consumption. Moreover, the expressions of the biomarkers were quantitatively compared. The immunohistochemical staining from the microfluidic system showed accurate localization and comparable quality with that of conventional IHC method. Proteomic profiling was examined for 4 breast cancer cell lines, AU-565, HCC70, MCF-7 and SK-BR-3. The microfluidic massive IHC system is expected to be useful for accurate histopathological diagnosis using numerous specific biomarkers at a time.

Original languageEnglish
Title of host publication14th International Conference on Miniaturized Systems for Chemistry and Life Sciences 2010, MicroTAS 2010
Pages696-698
Number of pages3
StatePublished - 2010
Event14th International Conference on Miniaturized Systems for Chemistry and Life Sciences 2010, MicroTAS 2010 - Groningen, Netherlands
Duration: 3 Oct 20107 Oct 2010

Publication series

Name14th International Conference on Miniaturized Systems for Chemistry and Life Sciences 2010, MicroTAS 2010
Volume1

Conference

Conference14th International Conference on Miniaturized Systems for Chemistry and Life Sciences 2010, MicroTAS 2010
Country/TerritoryNetherlands
CityGroningen
Period3/10/107/10/10

Keywords

  • Breast cancer
  • Immunohistochemistry
  • Multiplexed diagnosis
  • Proteomic profiling

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