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Ultrasensitive electrical detection of hepatitis b virus using silicon nanowire sensor

  • Anran Gao
  • , Na Lu
  • , Pengfei Dai
  • , Tie Li*
  • , Yuelin Wang
  • *此作品的通讯作者
  • CAS - Shanghai Institute of Microsystem and Information Technology

科研成果: 书/报告/会议事项章节会议稿件同行评审

摘要

Herein, we describe a novel approach for rapid, label-free and ultrasensitive detection of Hepatitis B virus (HBV) DNA by applying rolling circle amplification (RCA) based on silicon nanowire field-effect transistor (SiNW-FET). Optical lithography and anisotropic self-stop etching were employed to guarantee low cost batch production for SiNWs. The RCA reaction created a long single-stranded DNA (ssDNA) product and thus enhanced the electronic responses of SiNW significantly. The ultrahigh sensitivity for 1 fM HBV DNA detection and high specificity for single-nucleotide polymorphism discrimination were achieved.

源语言英语
主期刊名18th International Conference on Miniaturized Systems for Chemistry and Life Sciences, MicroTAS 2014
出版商Chemical and Biological Microsystems Society
2008-2010
页数3
ISBN(电子版)9780979806476
出版状态已出版 - 2014
已对外发布
活动18th International Conference on Miniaturized Systems for Chemistry and Life Sciences, MicroTAS 2014 - San Antonio, 美国
期限: 26 10月 201430 10月 2014

出版系列

姓名18th International Conference on Miniaturized Systems for Chemistry and Life Sciences, MicroTAS 2014

会议

会议18th International Conference on Miniaturized Systems for Chemistry and Life Sciences, MicroTAS 2014
国家/地区美国
San Antonio
时期26/10/1430/10/14

联合国可持续发展目标

此成果有助于实现下列可持续发展目标:

  1. 可持续发展目标 3 - 良好健康与福祉
    可持续发展目标 3 良好健康与福祉

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