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Local cell stiffness measurement using probes deformation

  • Masaru Takeuchi*
  • , Mohd Ridzuan Bin Ahmad
  • , Masahiro Nakajima
  • , Toshio Fukuda
  • , Hiroki Umeshima
  • , Mineko Kengaku
  • , Yasuhisa Hasegawa
  • , Qiang Huang
  • *此作品的通讯作者
  • Nagoya University
  • Universiti Teknologi Malaysia
  • Meijo University
  • Kyoto University

科研成果: 书/报告/会议事项章节会议稿件同行评审

摘要

In this paper, we propose and demonstrate a new method for local cell stiffness measurement using multiple probes system. Thin glass pipettes were employed to measure the stiffness of cells on a general culture dish. The thin micropipettes were prepared and their spring constant was measured using the Atomic Force Microscopy (AFM) cantilever before stiffness measurement. The deformation of the pipette tips and the cell were observed under an optical microscope. The cell stiffness was calculated from the deformations based on the Hooke's low. The measurement results show that the myoblast C2C12 cell on a glass substrate has the stiffness around 0.1 N/m. The experimental results indicate that the proposed method can conduct the time-lapse cell stiffness measurement at multiple points simultaneously.

源语言英语
主期刊名Proceedings of the IEEE Conference on Nanotechnology
出版商Institute of Electrical and Electronics Engineers Inc.
168-171
页数4
ISBN(电子版)9781479956227
DOI
出版状态已出版 - 26 11月 2014
活动2014 14th IEEE International Conference on Nanotechnology, IEEE-NANO 2014 - Toronto, 加拿大
期限: 18 8月 201421 8月 2014

丛书

姓名Proceedings of the IEEE Conference on Nanotechnology
ISSN(电子版)1944-9399

会议

会议2014 14th IEEE International Conference on Nanotechnology, IEEE-NANO 2014
国家/地区加拿大
Toronto
时期18/08/1421/08/14

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