2010 Fiscal Year Final Research Report
Analyses on a molecular mechanism of spontaneous articular cartilage regeneration induced in vivo by double-network gel
Project/Area Number |
20240045
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Research Category |
Grant-in-Aid for Scientific Research (A)
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Allocation Type | Single-year Grants |
Section | 一般 |
Research Field |
Biomedical engineering/Biological material science
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Research Institution | Hokkaido University |
Principal Investigator |
YASUDA Kazunori Hokkaido University, 大学院・医学研究科, 教授 (20166507)
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Co-Investigator(Kenkyū-buntansha) |
OHMIYA Yoshihiro 産業技術総合研究所, 副研究部門長 (20223951)
KITAMURA Nobuto 北海道大学, 大学院・医学研究科, 講師 (80447044)
ONODERA Shin 北海道大学, 大学院・医学研究科, 客員准教授 (00359481)
KWON Hyuck Joon 北海道大学, 大学院・医学研究科, 特任助教 (20455629)
KUROKAWA Takayuki 北海道大学, 大学院・先端生命科学研究院, 特任助教 (40451439)
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Co-Investigator(Renkei-kenkyūsha) |
OSADA Yoshihito 理化学研究所, 基幹研究所, 副所長 (60007804)
GONG Jian Ping 北海道大学, 大学院・先端生命科学研究院, 教授 (20250417)
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Project Period (FY) |
2008 – 2010
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Keywords | 関節軟骨 / 自然再生 / 再生誘導材料 / ダブルネットワークゲル / 分子機序 |
Research Abstract |
(1) We clarified genetic characteristics of the articular cartilage spontaneously regenerated by double-network (DN) gel, using microarray. (2) We found that PAMPS, a component of the DN gel, has an ability that can induces the spontaneous articular cartilage regeneration. (3) We observed marker genes in a chondrogenic differentiation process, using multi-colored bioluminescence probes. We discovered a synchronized oscillation phenomenon of cell metabolism in prechondrogenic condensation. (4) We developed the transgenic bioluminescence mouse to be used for in vivo imaging. (5) These results provided important information to clarify a comprehensive mechanism of the spontaneous cartilage regeneration phenomenon.
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Research Products
(19 results)
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[Journal Article] Robust bonding and one-step facile synthesis of tough hydrogels with desirable shape by virtue of the double network structure2011
Author(s)
Saito J, Furukawa H, Kurokawa T, Kuwabara R, Kuroda S, Hu J, Tanaka Y, Gong JP, Kitamura N, Yasuda Y
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Journal Title
Polym Chem 2
Pages: 575-580, doi:10.1039/C0PY00272K
URL
Peer Reviewed
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[Journal Article] A novel double-network hydrogel induces spontaneous articular cartilage regeneration in vivo in a large osteochondral defect2009
Author(s)
Yasuda K, Kitamura N, Gong JP, Arakaki K, Kwon HJ, Onodera S, Chen YM, Kurokawa T, Kanaya F, Ohmiya Y, Osada Y
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Journal Title
Macromol Biosci 9(4)
Pages: 307-316
Peer Reviewed
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