2010 Fiscal Year Final Research Report
Control of Orientation and Shape of Adult Stem Cell on Base Surface by Negative-Ion Pattern Implantation and Induction of The Differentiation
Project/Area Number |
20360018
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Research Category |
Grant-in-Aid for Scientific Research (B)
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Allocation Type | Single-year Grants |
Section | 一般 |
Research Field |
Thin film/Surface and interfacial physical properties
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Research Institution | Kyoto University |
Principal Investigator |
TSUJI Hiroshi Kyoto University, 大学院・工学研究科, 助教 (20127103)
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Co-Investigator(Kenkyū-buntansha) |
ISHIKAWA Junzo 京都大学, 大学院・工学研究科, 教授 (80026278)
TAKAOKA Gikan 京都大学, 大学院・工学研究科, 教授 (90135525)
SATO Hiroko 京都大学, 大学院・工学研究科, 研究員 (00093245)
SOMMNI Piyanuch 京都大学, 大学院・工学研究科, 研究員 (40512968)
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Project Period (FY) |
2008 – 2010
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Keywords | 負イオン注入 / 表面改質 / 細胞親和性 / 間葉系幹細胞 / 神経回路網 / 細胞チップ |
Research Abstract |
Mesenchymal stem cells (MSC) derived from bone-mallow of rat showed their self-aligned adhesion on polymer surfaces along the modified line-region in which carbon negative-ions were implanted through line-pattern mask for improving hydrophilicity. Besides, the adhered cells were differentiated into nerve cells and osteoblast cells with holding their adhesion pattern. By narrowing the width of the line pattern, the orientation of MSC cell body and nuclei were controlled to along with the long direction of the line pattern of the ion implantation. Cell sheet and string were formed by using C and O negative ion implantation into poly-lactic acid.
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[Journal Article] Surface Modification of Silicone Rubber for Adhesion Patterning of Mesenchymal Stem Cells by Water Cluster Ion Beam2010
Author(s)
P.Sommani, G.Ichihashi, H.Ryuto, H.Tsuji, Y.Gotoh, G.H.Takaoka
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Journal Title
Ion Implantation 2010(Eds : J.Matsuo, M.Kase, T.Aoki, T.Seki, American Institute of Physics, 2010) Vol.IIT2010
Pages: 302-305
Peer Reviewed
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[Presentation] Surface Modification of Silica Glass by CHF3 Plasma Treatment and Carbon Negative-Ion Implantation for Cell Pattern Adhesion2009
Author(s)
H.Tsuji, P.Sommani, Y.Hayashi, H.Kojima, H.Sato, Y.Gotoh, G.H.Takaoka, J.Ishikawa
Organizer
16th International Conference on Surface Modification of Materials by Ion Beam, SMMIB 2009, PC-06
Place of Presentation
Tokyo, Japan
Year and Date
2009-09-16
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