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Is the in vitro chondrogenic potential of mesenchymal stem cells an indicator of their ability to repair cartilage tissue?

Description: 難治性組織である関節軟骨の損傷に対し、生体から単離培養した間葉系幹細胞(MSC)を軟骨欠損部へ移植する治療が国内外で試験されているものの、移植したMSCが直接軟骨へ分化することで組織修復を起こしているのかは意見が分かれている。一概にMSCと称しても、動物種や由来組織、培養法に起因する細胞性状の違いは大きいが、in vitroでの細胞の性質とin vivoでの軟骨修復能との関係は明らかでない。本研究では、各MSCが軟骨分化を起こすのに至適な条件を明らかにすると共に、軟骨治療に最適なMSCのin vitroでの選別法、調製法の開発を行う。
Amount: ¥4,160,000
Funding type: fellowship
Funder scheme: Grant-in-Aid for Early-Career Scientists
Start date: 2020-04-01
End date: 2023-03-31
Investigator: Ryota Chijimatsu
Institution: Okayama University(2021-2022)The University of Tokyo(2020)
Funded outputs count: 28
Funder award ID: 20K18053
OpenAlex ID: G4694642406
2023 · Masatoshi Kitakaze, Mamoru Uemura, et al. · British Journal of Cancer · 47
2022 · Naohiro Tachibana, Ryota Chijimatsu, et al. · Science Advances · 49
2022 · Ken Ofusa, Ryota Chijimatsu, et al. · American Journal of Physiology-Cell Physiology · 4
2022 · Eric di Luccio, Satoru Kaifuchi, et al. · Current Issues in Molecular Biology · 3
2022 · Yu Takeda, Ryota Chijimatsu, et al. · Cancer Science · 6
2021 · Taizo Kaneko, Keisuke Horiuchi, et al. · Journal of Bone and Mineral Metabolism · 9
2021 · Joe Kodama, Anjar Anggraini Harumningtyas, et al. · Scientific Reports · 18
2021 · Ayumu Asai, Masamitsu Konno, et al. · Oncotarget · 25
2021 · Masatoshi Kitakaze, Ryota Chijimatsu, et al. · International Journal of Molecular Sciences · 3
2021 · Yu Takeda, Ryota Chijimatsu, et al. · International Journal of Molecular Sciences · 8
2020 · Gensuke Okamura, Kosuke Ebina, et al. · International Journal of Molecular Sciences · 37
2020 · Yuji Maenohara, Ryota Chijimatsu, et al. · Journal of Bone and Mineral Research · 43
2020 · Junichi Kushioka, Takashi Kaito, et al. · Bone Research · 66
2020 · Masato Kobayashi, Ryota Chijimatsu, et al. · Journal of Tissue Engineering and Regenerative Medicine · 10
2020 · Masato Kobayashi, Ryota Chijimatsu, et al. · Biochemical and Biophysical Research Communications · 19
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