A novel fully-automated microfilter platform using selective size amplification of circulating tumor cells

M. S. Kim, J. G. Lee, T. S. Sim, Y. J. Kim, J. M. Park, S. Baek, J. M. Oh, H. Jeong, H. J. Lee, J. Y. Lee, S. S. Kim, S. S. Lee, J. C. Park

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

4 Scopus citations

Abstract

From continuous attention to conquer metastatic cancers, the detection of circulating tumor cells (CTCs) is believed to provide potent clues for prediction and prognosis of cancers and tailored therapy. This paper introduces a novel CTC isolation method using selective size amplification for target cells and multi-obstacle structure (MOS) filters. Microbeads conjugated with anti-EpCAM amplified the size of MCF-7 breast cancer cells over 6 μm in diameters and the clearly discriminated cancer cells with white blood cells (WBCs) in size were stably captured from the filter. The MOS platform satisfying stability and high recovery rate is expected to contribute sensitive and credible clinical validations of CTC studies.

Original languageEnglish
Title of host publication15th International Conference on Miniaturized Systems for Chemistry and Life Sciences 2011, MicroTAS 2011
Pages2071-2073
Number of pages3
StatePublished - 2011
Event15th International Conference on Miniaturized Systems for Chemistry and Life Sciences 2011, MicroTAS 2011 - Seattle, WA, United States
Duration: 2 Oct 20116 Oct 2011

Publication series

Name15th International Conference on Miniaturized Systems for Chemistry and Life Sciences 2011, MicroTAS 2011
Volume3

Conference

Conference15th International Conference on Miniaturized Systems for Chemistry and Life Sciences 2011, MicroTAS 2011
Country/TerritoryUnited States
CitySeattle, WA
Period2/10/116/10/11

Keywords

  • Circulating tumor cell (CTC)
  • Microfluidic filter
  • Multi-obstacle structure (MOS)
  • Size amplification of cells

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