Study of the multi-binding biotinylated Iron oxide nanoparticles (biotin-IONPs) as a promising versatile label material for magnetic biodetection devices

Yimeng Du, P. W.T. Pong

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

By realizing the multi-binding of magnetic labels with each biomolecule, the sensitivity of magnetic biodetection devices can be improved. In this study, biotinylated iron oxide nanoparticles (biotin-IONPs) were synthesized, and their multi-binding with streptavidin-functionalized biomolecules was investigated. The final biotin-IONPs with 17 nm magnetic core size exhibit superparamagnetic behavior, hydrophilic stability, and multi-binding ability with streptavidin-functionalized antibodies both on gold surfaces and suspended in solution. Consequently, biotin-IONPs are promising magnetic label materials for the improvement of magnetic biodetection devices.

Original languageEnglish (US)
Title of host publication2016 5th International Symposium on Next-Generation Electronics, ISNE 2016
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9781509024391
DOIs
StatePublished - Aug 12 2016
Externally publishedYes
Event5th International Symposium on Next-Generation Electronics, ISNE 2016 - Hsinchu, Taiwan, Province of China
Duration: May 4 2016May 6 2016

Publication series

Name2016 5th International Symposium on Next-Generation Electronics, ISNE 2016

Conference

Conference5th International Symposium on Next-Generation Electronics, ISNE 2016
Country/TerritoryTaiwan, Province of China
CityHsinchu
Period5/4/165/6/16

All Science Journal Classification (ASJC) codes

  • Electrical and Electronic Engineering
  • Electronic, Optical and Magnetic Materials

Keywords

  • Magnetic biodetection
  • biotin
  • iron oxide nanoparticles (IONPs)

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