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マイクロ流路デバイス中の流れと空間の制御による超高速イムノセンシングの実現

Research Project

Project/Area Number 19J11009
Research Category

Grant-in-Aid for JSPS Fellows

Allocation TypeSingle-year Grants
Section国内
Review Section Basic Section 19010:Fluid engineering-related
Research InstitutionOkinawa Institute of Science and Technology Graduate University

Principal Investigator

Sathish Shivani  沖縄科学技術大学院大学, 科学技術研究科, 特別研究員(DC2)

Project Period (FY) 2019-04-25 – 2021-03-31
Project Status Completed (Fiscal Year 2020)
Budget Amount *help
¥2,100,000 (Direct Cost: ¥2,100,000)
Fiscal Year 2020: ¥1,000,000 (Direct Cost: ¥1,000,000)
Fiscal Year 2019: ¥1,100,000 (Direct Cost: ¥1,100,000)
Keywordsmicrofluidic / biomarker detection / kinetic enhancements / protein immobilization / PMMA microfluidics / Point of care testing / Fluid handling
Outline of Research at the Start

A large population around the world suffer from several treatable disorders if diagnosed early. However, the varied costs and accessibility to healthcare systems hinders patients from getting regular health screens. This can be addressed by providing the population with economical devices for efficient diagnosis to ensure early treatment. To address this demand, my aim is to develop miniaturized and rapid disease diagnostic tools by exploiting the benefits of microfluidics, to enable faster and more sensitive disease detection.

Outline of Annual Research Achievements

When a person is afflicted with a disease, quantities of biomarkers are elevated. This research is focused on developing sensitive and rapid microfluidic systems to detect a wide range of biomarkers. Here, kinetic enhancements in microfluidic bioassay systems were investigated using novel 3D glass devices. Real-time binding events between fluorescently-labelled receptor and ligand antibodies were analyzed. Combining experimental measurements with scaling analysis, two key control dimensionless parameters were proposed to achieve “rapid” and “sensitive” ligand detection: a local Peclet number and a kinetic Damkohler number. Finally, we summarized our observations by providing design rules to support the development of fast and sensitive microfluidic bioassay systems.

Research Progress Status

令和2年度が最終年度であるため、記入しない。

Strategy for Future Research Activity

令和2年度が最終年度であるため、記入しない。

Report

(2 results)
  • 2020 Annual Research Report
  • 2019 Annual Research Report
  • Research Products

    (5 results)

All 2021 2020 2019

All Journal Article (3 results) (of which Int'l Joint Research: 1 results,  Peer Reviewed: 3 results,  Open Access: 3 results) Presentation (2 results)

  • [Journal Article] Surface-based Microfluidic Systems for Enhanced Biomarker Detection2021

    • Author(s)
      Sathish, Shivani
    • Journal Title

      Okinawa Institute of Science and Technology Graduate University Institutional Repository

      Volume: -

    • URL

      https://oist.repo.nii.ac.jp/records/2004

    • Related Report
      2020 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] Proof‐of‐concept modular fluid handling prototype integrated with microfluidic biochemical assay modules for point‐of‐care testing2020

    • Author(s)
      Sathish, Shivani, Kazumi Toda‐Peters, and Amy Q. Shen
    • Journal Title

      View

      Volume: 1(1) Issue: 1

    • DOI

      10.1002/viw2.1

    • Related Report
      2019 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] Air plasma-enhanced covalent functionalization of poly (methyl methacrylate): high-throughput protein immobilization for miniaturized bioassays2019

    • Author(s)
      Sathish, Shivani, Noriko Ishizu, and Amy Q. Shen
    • Journal Title

      ACS applied materials & interfaces

      Volume: 11(49) Issue: 49 Pages: 46350-46360

    • DOI

      10.1021/acsami.9b14631

    • Related Report
      2019 Annual Research Report
    • Peer Reviewed / Open Access / Int'l Joint Research
  • [Presentation] Development of cheap point-of-care devices for early and rapid disease diagnosis2019

    • Author(s)
      Sathish, Shivani
    • Organizer
      Career Link Meetup, Hokkaido, Japan
    • Related Report
      2019 Annual Research Report
  • [Presentation] “Integrated prototype for point-of-care diagnosis of Chlamydia trachomatis infections2019

    • Author(s)
      Sathish, Shivani
    • Organizer
      23rd International Conference on Miniaturized Systems for Chemistry and Life Sciences (MicroTAS), Basel, Switzerland
    • Related Report
      2019 Annual Research Report

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Published: 2019-05-29   Modified: 2024-03-26  

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