Analyses on physical and biological factors regulating spontaneous articular cartilage regeneration induced by DN gel
Project/Area Number |
24300169
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Research Category |
Grant-in-Aid for Scientific Research (B)
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Allocation Type | Partial Multi-year Fund |
Section | 一般 |
Research Field |
Biomedical engineering/Biological material science
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Research Institution | Hokkaido University |
Principal Investigator |
KITAMURA NOBUTO 北海道大学, 医学(系)研究科(研究院), 准教授 (80447044)
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Co-Investigator(Kenkyū-buntansha) |
YASUDA Kazunori 北海道大学, 大学院医学研究科, 特任教授 (20166507)
GONG Jian Ping 北海道大学, 大学院先端生命科学研究院, 教授 (20250417)
KUROKAWA Takayuki 北海道大学, 大学院先端生命科学研究院, 准教授 (40451439)
KONDO Eiji 北海道大学, 大学院医学研究科, 特任教授 (60374724)
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Project Period (FY) |
2012-04-01 – 2015-03-31
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Project Status |
Completed (Fiscal Year 2014)
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Budget Amount *help |
¥18,460,000 (Direct Cost: ¥14,200,000、Indirect Cost: ¥4,260,000)
Fiscal Year 2014: ¥5,980,000 (Direct Cost: ¥4,600,000、Indirect Cost: ¥1,380,000)
Fiscal Year 2013: ¥5,980,000 (Direct Cost: ¥4,600,000、Indirect Cost: ¥1,380,000)
Fiscal Year 2012: ¥6,500,000 (Direct Cost: ¥5,000,000、Indirect Cost: ¥1,500,000)
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Keywords | 生体機能材料 / 再生医学 / 骨・軟骨代謝学 / 軟骨再生 |
Outline of Final Research Achievements |
This study investigated to develop a clinical applicable DN gel implant and elucidated physical and biological factors regulating the DN gel-induced cartilage regeneration. (1) We developed a 0.5-mm thick gel implant. (2) We found that a 1.0-mm DN gel implant induced in vivo cartilage regeneration in a rabbit model. (3) We observed that DN gel induced in vivo cartilage regeneration regardless of location in which the DN gel was implanted in the joint. (4) We observed that DN gel induced in vivo cartilage regeneration regardless of the size of osteochondral defect. (5) We found that DN gel induced in vivo cartilage regeneration in a sheep model. (6) We found that the hyaluronic acid was a useful molecule to promote cartilage regeneration induced by DN gel.
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Report
(4 results)
Research Products
(26 results)
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[Journal Article] Proteoglycans and glycosaminoglycans improve toughness of biocompatible double network hydrogels2014
Author(s)
Zhao Y, Nakajima T, Yang JJ, Kurokawa T, Liu J, Lu J, Mizumoto S, Sugahara K, Kitamura N, Yasuda K, Daniels AU, Gong JP
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Journal Title
Advanced Materials
Volume: 22
Issue: 3
Pages: 436-42
DOI
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Peer Reviewed
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[Presentation] Biomechanical Evaluations Of A Novel Hydroxyapatite-coated PAMPS/PDMAAm Double-network Hydrogel As A Potential Artificial Cartilage Having Adhesive Ability To The Bone2015
Author(s)
Wada S, Kitamura N, Nonoyama T, Semba S, Onodera J, Kawaguchi Y, Yokota M, Higa K, Kiyama R, Kurokawa T, Gong JP, Yasuda K
Organizer
The 61st Annual Meeting of the Orthopaedic Research Society
Place of Presentation
MGM Grand, Las Vegas, USA
Year and Date
2015-03-28 – 2015-03-31
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