Neutrophil gelatinase-associated lipocalin protein biosensors based on artificially-made recognition elements for rapid diagnostics of acute kidney injury

Ting Hsu Chen*, Chien Chong Hong, Tong Miin Liu, Chian Lang Hong, Chung Hang Wang, Chih Chung Lin, Yun Ching Huang

*Corresponding author for this work

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

Abstract

In this paper, we present novel electrical microfluidic biosensors with artificially-made recognition elements for detection of Neutrophil gelatinase-associated lipocalin (NGAL) protein, which is a biomarker of acute renal failure (AKI). By using molecularly-imprinted polymer electricpolimerized on electrode, we can identify different concentration of NGAL protein. The results shows that in the specific region of current density and voltage, the polymerized electrodes can distinguish different concentrations of protein well. It can also recognize concentrations in ppb level(50~600 ng/mL). Also, the performance of sweeping frequency reveals low frequency can show more capacitance difference in all concentration, may promote the detect efficiency.

Original languageEnglish
Title of host publication22nd International Conference on Miniaturized Systems for Chemistry and Life Sciences, MicroTAS 2018
PublisherChemical and Biological Microsystems Society
Pages832-834
Number of pages3
ISBN (Electronic)9781510897571
StatePublished - 2018
Externally publishedYes
Event22nd International Conference on Miniaturized Systems for Chemistry and Life Sciences, MicroTAS 2018 - Kaohsiung, Taiwan
Duration: 11 11 201815 11 2018

Publication series

Name22nd International Conference on Miniaturized Systems for Chemistry and Life Sciences, MicroTAS 2018
Volume2

Conference

Conference22nd International Conference on Miniaturized Systems for Chemistry and Life Sciences, MicroTAS 2018
Country/TerritoryTaiwan
CityKaohsiung
Period11/11/1815/11/18

Bibliographical note

Publisher Copyright:
Copyright © (2018) by Chemical and Biological Microsystems Society. All rights reserved.

Keywords

  • Acute kidney injury
  • Electrical biosensor
  • Microfluidic chip
  • Molecularly-imprinted polymer
  • Neutrophil gelatinase-associated lipocalin protein

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