001     57094
005     20200423204448.0
024 7 _ |a pmid:17411201
|2 pmid
024 7 _ |a 10.1063/1.2712870
|2 DOI
024 7 _ |a WOS:000245320800032
|2 WOS
024 7 _ |a 2128/16777
|2 Handle
037 _ _ |a PreJuSER-57094
041 _ _ |a eng
082 _ _ |a 530
084 _ _ |2 WoS
|a Instruments & Instrumentation
084 _ _ |2 WoS
|a Physics, Applied
100 1 _ |a Cesa, C. M.
|b 0
|u FZJ
|0 P:(DE-Juel1)VDB57503
245 _ _ |a Micropatterned silicon elastomer for high resolution analysis of cell force patterns
260 _ _ |a [S.l.]
|b American Institute of Physics
|c 2007
300 _ _ |a 034301
336 7 _ |a Journal Article
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336 7 _ |a Output Types/Journal article
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336 7 _ |a Journal Article
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336 7 _ |a ARTICLE
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336 7 _ |a JOURNAL_ARTICLE
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336 7 _ |a article
|2 DRIVER
440 _ 0 |a Review of Scientific Instruments
|x 0034-6748
|0 5309
|y 3
|v 78
500 _ _ |a Record converted from VDB: 12.11.2012
520 _ _ |a Cellular forces are closely related to many physiological processes, including cell migration, growth, division, and differentiation. Here, we describe newly developed techniques to measure these forces with high spatial resolution. Our approach is based on ultrasoft silicone elastomer films with a regular microstructure molded into the surface. Mechanical forces applied by living cells to such films result in elastomer deformation which can be quantified by video microscopy and digital image processing. From this deformation field forces can be calculated. Here we give detailed accounts of the following issues: (1) the preparation of silicon wafers as molds for the microstructures, (2) the fabrication of microstructured elastomer substrates, (3) the in-depth characterization of the mechanical properties of these elastomers, (4) the image processing algorithms for the extraction of cellular deformation fields, and (5) the generalized first moment tensor as a robust mathematical tool to characterize whole cell activity. We present prototype experiments on living myocytes as well as on cardiac fibroblasts and discuss the characteristics and performance of our force measurement technique.
536 _ _ |a Kondensierte Materie
|c P54
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536 _ _ |a Grundlagen für zukünftige Informationstechnologien
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588 _ _ |a Dataset connected to Web of Science, Pubmed
650 _ 2 |2 MeSH
|a Cell Adhesion
650 _ 2 |2 MeSH
|a Cell Physiological Phenomena
650 _ 2 |2 MeSH
|a Mechanics
650 _ 2 |2 MeSH
|a Microscopy: methods
650 _ 2 |2 MeSH
|a Silicone Elastomers: chemistry
650 _ 7 |0 0
|2 NLM Chemicals
|a Silicone Elastomers
650 _ 7 |a J
|2 WoSType
700 1 _ |a Kirchgeßner, N.
|b 1
|u FZJ
|0 P:(DE-Juel1)VDB8902
700 1 _ |a Mayer, D.
|b 2
|u FZJ
|0 P:(DE-Juel1)128707
700 1 _ |a Schwarz, U. S.
|b 3
|0 P:(DE-HGF)0
700 1 _ |a Hoffmann, B.
|b 4
|u FZJ
|0 P:(DE-Juel1)VDB27696
700 1 _ |a Merkel, R.
|b 5
|u FZJ
|0 P:(DE-Juel1)128833
773 _ _ |a 10.1063/1.2712870
|g Vol. 78, p. 034301
|p 034301
|q 78<034301
|0 PERI:(DE-600)1472905-2
|t Review of scientific instruments
|v 78
|y 2007
|x 0034-6748
856 7 _ |u http://dx.doi.org/10.1063/1.2712870
856 4 _ |u https://juser.fz-juelich.de/record/57094/files/1.2712870.pdf
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914 1 _ |y 2007
915 _ _ |a OpenAccess
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915 _ _ |a JCR/ISI refereed
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920 1 _ |k IBN-4
|l Biomechanik
|d 31.12.2010
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920 1 _ |k IBN-2
|l Bioelektronik
|d 31.12.2010
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