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AN integrated microfluidic system using field-effect transistors for CRP detection

  • Chih-Lin Lin
  • , Yen-Wen Kang
  • , Ko-Wei Chang
  • , Wen-Hsin Chang
  • , Yu-Lin Wang
  • , Gwo-Bin Lee*
  • *Corresponding author for this work

Research output: Chapters, Conference Papers, Creative and Literary WorksRGC 32 - Refereed conference paper (with host publication)peer-review

Abstract

Cardiovascular diseases are responsible for 25-million deaths worldwide on a yearly basis. Timely diagnosis of the disease is therefore an extensive research area. Toward this end, C-reactive protein (CRP) has become a reliable biomarker for evaluating risks of cardiovascular diseases. For commercial methods of CRP detection, the diagnosis of the enzyme-linked immunosorbent assay (ELISA) protocol and the high-sensitivity CRP (hs-CRP) were relatively time-consuming and the sensitivity and the detection limit of the above methods were not satisfactory. Recently, a CRP-specific aptamer (DNA-based) with high sensitivity and specificity was used to detect CRP in a microfluidic system, which was capable of performing the detection in an automated fashion while consuming tiny volumes of reagents and samples. Alternatively, AlGaN/GaN HEMT-based field-effect transistor (FET) sensors have emerged as promising biosensors to detect small molecules, proteins and even viruses, and have demonstrated rapid and highly sensitive detection in a compact system. To date, however, the combination of the microfluidic system, CRP-specific aptamer and high sensitivity FET sensors has not yet attempted. In this study, an integrated device that combined the advantages of microfluidics, CRP-specific aptamer and FET-based sensors was developed to achieve rapid, sensitive and specific CRP detection. © 2014 IEEE.
Original languageEnglish
Title of host publicationMEMS 2014 - 27th IEEE International Conference on Micro Electro Mechanical Systems
PublisherIEEE
Pages250-253
ISBN (Print)9781479935086
DOIs
Publication statusPublished - 2014
Externally publishedYes
Event27th IEEE International Conference on Micro Electro Mechanical Systems, MEMS 2014 - San Francisco, United States
Duration: 26 Jan 201430 Jan 2014
https://ieeexplore.ieee.org/xpl/conhome/6749560/proceeding

Publication series

NameProceedings of the IEEE International Conference on Micro Electro Mechanical Systems (MEMS)
ISSN (Print)1084-6999

Conference

Conference27th IEEE International Conference on Micro Electro Mechanical Systems, MEMS 2014
PlaceUnited States
CitySan Francisco
Period26/01/1430/01/14
Internet address

Bibliographical note

Publication details (e.g. title, author(s), publication statuses and dates) are captured on an “AS IS” and “AS AVAILABLE” basis at the time of record harvesting from the data source. Suggestions for further amendments or supplementary information can be sent to [email protected].

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 3 - Good Health and Well-being
    SDG 3 Good Health and Well-being

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