Three-dimensional nanostructured substrates toward efficient capture of circulating tumor cells

Shutao Wang, Hao Wang, Jing Jiao, Kuan Ju Chen, Gwen E. Owens, Ken Ichiro Kamei, Jing Sun, David J. Sherman, Christian P. Behrenbruch, Hong Wu, Hsian Rong Tseng

Research output: Contribution to journalArticlepeer-review

Abstract

A grabby substrate: A 3D nanostructured substrate, namely, a silicon-nanopillar (SiNP) array coated with epithelial-cell adhesion-molecule antibody (antiEpCAM), shows enhanced local topographic interactions between nanoscale cell-surface components and the substrates surface, resulting in enhanced cellcapture efficiency when employed to isolate viable cancer cells from whole-blood samples (see schematic and SEM image of a captured cancer cell).

Original languageEnglish (US)
Pages (from-to)8970-8973
Number of pages4
JournalAngewandte Chemie - International Edition
Volume48
Issue number47
DOIs
StatePublished - Nov 9 2009

Keywords

  • Cancer diagnosis
  • Cell capture
  • Nanostructures
  • Silicon

ASJC Scopus subject areas

  • Catalysis
  • General Chemistry

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