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Fabrication of interface with antibody-polymer conjugates on gold substrate for high sensitive biosensing

Research Project

Project/Area Number 25860025
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeMulti-year Fund
Research Field Physical pharmacy
Research InstitutionGifu Pharmaceutical University

Principal Investigator

SASAI Yasushi  岐阜薬科大学, 薬学部, 准教授 (60336633)

Project Period (FY) 2013-04-01 – 2015-03-31
Project Status Completed (Fiscal Year 2014)
Budget Amount *help
¥4,160,000 (Direct Cost: ¥3,200,000、Indirect Cost: ¥960,000)
Fiscal Year 2014: ¥2,340,000 (Direct Cost: ¥1,800,000、Indirect Cost: ¥540,000)
Fiscal Year 2013: ¥1,820,000 (Direct Cost: ¥1,400,000、Indirect Cost: ¥420,000)
Keywordsバイオセンシング / 表面機能化 / バイオコンジュゲート / 水晶振動子マイクロバランス / 生体分子固定化 / 表面・界面物性 / バイオセンサー / 生体分子固定化法
Outline of Final Research Achievements

In this study, the fabrication of the polymer-antibody conjugates with high substrate recognition ability in biosensing was investigated. Vinylmethylether-maleic acid copolymer (VEMAC) was used as a polymer for the conjugation and the VEMAC-antibody conjugates were synthesized on the gold electrode of quartz crystal oscillators for quartz crystal microbalance (QCM) biosensing. The VEMAC modification of gold electrode surface effectively suppressed the non-specific adsorption of proteins onto the surface. In the QCM experiments with quartz crystal oscillators modified with VEMAC-anti-C reactive protein (CRP) antibody conjugates, the results suggested that the anti-CRP antibody in the conjugate can quantitatively detect CRP with high sensitivity.

Report

(3 results)
  • 2014 Annual Research Report   Final Research Report ( PDF )
  • 2013 Research-status Report
  • Research Products

    (4 results)

All 2015 2013 Other

All Journal Article (1 results) (of which Peer Reviewed: 1 results) Presentation (3 results)

  • [Journal Article] Preparation of enzyme-immobilized filter paper using plasma surface treatment2013

    • Author(s)
      Yasushi Sasai, Daishi Mishima, Tomomi Rikihisa, Shin-ichi Kondo, Yukinori Yamauchi, Masayuki Kuzuya
    • Journal Title

      Journal of Photopolymer Science and Technology

      Volume: 26 Pages: 559-562

    • NAID

      130004833535

    • Related Report
      2013 Research-status Report
    • Peer Reviewed
  • [Presentation] バイオセンシングを指向したQCM電極の表面修飾に関する研究2015

    • Author(s)
      笹井泰志,近藤伸一,山内行玄,葛谷昌之
    • Organizer
      日本薬学会第135年会
    • Place of Presentation
      神戸
    • Year and Date
      2015-03-28
    • Related Report
      2014 Annual Research Report
  • [Presentation] プラズマ表面処理を利用する酵素固定化濾紙の開発

    • Author(s)
      笹井泰志、三島大史、力久倫美、近藤伸一、山内行玄、葛谷昌之
    • Organizer
      30th International Conference of Photopolymer Science and Technology
    • Place of Presentation
      千葉
    • Related Report
      2013 Research-status Report
  • [Presentation] マレイン酸含有共重合体修飾トリプシンのプロテアーゼ活性の改善に関する研究

    • Author(s)
      笹井泰志、樋渡ゆりえ、田中岬、近藤伸一、山内行玄、葛谷昌之
    • Organizer
      日本薬学会第134年会
    • Place of Presentation
      熊本
    • Related Report
      2013 Research-status Report

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Published: 2014-07-25   Modified: 2019-07-29  

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