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2021 年度 実施状況報告書

Fabrication of artificial muscles from biomolecular motors and DNA origami nanostructures

研究課題

研究課題/領域番号 21K04846
研究機関北海道大学

研究代表者

コビル アリフ  北海道大学, 理学研究院, 特任助教 (10724867)

研究期間 (年度) 2021-04-01 – 2024-03-31
キーワードArtificial muscles
研究実績の概要

In this project, I aim to fabricate artificial muscles from a biomolecular motor system and DNA nanostructures. So far, I have used the biomolecular motor system microtubule-kinesin and DNA origami nanostructures. I have prepared aster-like, self-organized microtubule super-structures using DNA-conjugated microtubules and DNA origami. I have also been able to fabricate a hierarchically organized microtubule network. The network exhibits global dynamic behavior when ATP is provided in the presence of kinesin molecules. Apart from the main goal of this work, I have been trying to perform some additional works. In those additional works, I have explored collective motion of microtubules and utilization of the collectively moving microtubules for transportation of nanoscale cargo materials.

現在までの達成度 (区分)
現在までの達成度 (区分)

2: おおむね順調に進展している

理由

The current progress of the project is smooth as was planned initially. So far, no technical obstacles have been faced in this initial time of the project.

今後の研究の推進方策

As the future plan, I want to have a deep control on the global, dynamic behavior of the hierarchical microtubule network that was formed using DNA conjugated microtubules, and DNA origami nanostructures. More specifically I want to demonstrate contractile responsiveness of this microtubule network like the contraction of muscles in living organisms. I also plan to control the kinetic of dynamic contraction of the microtubule network by fine tuning the number of kinesin molecule that interacts with the microtubules.

次年度使用額が生じた理由

The reason for incurring amount to be used for next fiscal year is to purchase necessary reagents and materials for performing experiments.

  • 研究成果

    (6件)

すべて 2022 2021

すべて 雑誌論文 (3件) (うち国際共著 3件、 査読あり 3件、 オープンアクセス 1件) 学会発表 (3件) (うち国際学会 2件、 招待講演 2件)

  • [雑誌論文] Controlling Collective Motion of Kinesin-Driven Microtubules via Patterning of Topographic Landscapes2022

    • 著者名/発表者名
      Shunya Araki, Kazusa Beppu, Arif Md. Rashedul Kabir, Akira Kakugo, and Yusuke T. Maeda
    • 雑誌名

      Nano Letters

      巻: 21 ページ: 10478, 10485

    • DOI

      10.1021/acs.nanolett.1c03952

    • 査読あり / 国際共著
  • [雑誌論文] Controlling the Rigidity of Kinesin-Propelled Microtubules in an In Vitro Gliding Assay Using the Deep-Sea Osmolyte Trimethylamine N-Oxide2022

    • 著者名/発表者名
      Arif Md. Rashedul Kabir, Tasrina Munmun, Tomohiko Hayashi, Satoshi Yasuda, Atsushi P. Kimura, Masahiro Kinoshita, Takeshi Murata, Kazuki Sada, and Akira Kakugo
    • 雑誌名

      ACS Omega

      巻: 7 ページ: 3796, 3803

    • DOI

      10.1021/acsomega.1c06699

    • 査読あり / オープンアクセス / 国際共著
  • [雑誌論文] Cooperative cargo transportation by a swarm of molecular machines2022

    • 著者名/発表者名
      M. AKTER, J. J. KEYA, K. KAYANO, A. M. R. KABIR, D. INOUE, H. HESS, K. SADA, A. KUZUYA, H. ASANUMA, and A. KAKUGO
    • 雑誌名

      Science Robotics

      巻: 7 ページ: eabm0677:1-10

    • DOI

      10.1126/scirobotics.abm0677

    • 査読あり / 国際共著
  • [学会発表] SCALING-UP BIOMOLECULAR MOTORS USING DNA NANOTECHNOLOGY2021

    • 著者名/発表者名
      Arif Md. Rashedul Kabir, Akinori Kuzuya, Akira Kakugo
    • 学会等名
      45th Annual Meeting 2021, Australian Society for Biophysics
    • 国際学会
  • [学会発表] Utility of biomolecular motors for a minimal artificial brain2021

    • 著者名/発表者名
      Arif Md. Rashedul Kabir
    • 学会等名
      Cell Synth14.0 meeting, 2021
    • 招待講演
  • [学会発表] Sensing surface mechanical deformation of soft materials using biomolecular motors2021

    • 著者名/発表者名
      Arif Md. Rashedul Kabir
    • 学会等名
      2021 MIRAI2.0 Workshop in Materials Science
    • 国際学会 / 招待講演

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公開日: 2022-12-28  

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