2008 Fiscal Year Final Research Report
Identification of niche signal prescribing hibernation of hematopoietic stem cell
Project/Area Number |
19209036
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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 |
Hematology
|
Research Institution | The University of Tokyo |
Principal Investigator |
NAKAUCHI Hiromitsu The University of Tokyo, 医科学研究所, 教授 (40175485)
|
Co-Investigator(Kenkyū-buntansha) |
OTSU Makoto 東京大学, 医科学研究所, 助教 (30361330)
|
Project Period (FY) |
2007 – 2008
|
Keywords | 造血幹細胞 / リッピドラフト / 冬眠 / ニッチ / FOXO |
Research Abstract |
(200字程度、難解な専門用語は避けること)骨髄ニッチに存在する造血幹細胞にはLipid raft clustering(LRC)がなく、骨髄中の前駆細胞や骨髄から取り出してきてサイトカイン刺激した造血幹細胞にはLRC が存在するという事実から骨髄ニッチにはLRC 形成を阻害する因子(シグナル)があるのではないかと考えた.この仮説のもと、ニッチシグナル分子と考えられている分子を対象として、サイトカイン刺激においてもLRC を阻害する分子をスクリーニングした.その結果、TGF-beta がLRC を阻害することを明らかにし、骨髄ニッチシグナルの一つの候補としてTGF-beta を同定した
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[Journal Article] guidelines underscore major principles forresponsible translational stem cell research.2008
Author(s)
Hyun I, Lindvall O, Ahrlund-Richter L Cattaneo E, Cavazzana-Calvo M, Cossu G, De Luca M, Fox IJ, Gerstle C, GoldsteinRA, Hermeren G, High KA, Kim HO, LeeHP, Levy-Lahad E, Li L, Lo B, MarshakDR, McNab A, Munsie M, Nakauchi H, Rao M, Rooke HM, Valles CS, Srivastava A, Sugarman J, Taylor PL, Veiga A, Wong AL, Zoloth L, Daley GQ. New ISSCR
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Journal Title
Cell Stem Cell. 3
Pages: 607-9
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[Journal Article] Thepolycomb gene product BMI1 contributesto the maintenance of tumor-initiating sidepopulation cells in hepatocellular carcinoma2008
Author(s)
Chiba T, Miyagi S, Saraya A, Aoki R, SekiA, Morita Y, Yonemitsu Y, Yokosuka O, Taniguchi H, Nakauchi H, Iwama A.
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Journal Title
Cancer Res 68
Pages: 7742-9
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[Journal Article] Generation of functional erythrocytes fromhuman embryonic stem cell-deriveddefinitive hematopoiesis2008
Author(s)
Ma F, Ebihara Y, Umeda K, Sakai H, Hanada S, Zhang H, Zaike Y, Tsuchida E, Nakahata T, Nakauchi H, Tsuji K
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Journal Title
Proc Natl AcadSci U S A 105
Pages: 13087-92
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[Journal Article] Recipient-derived cells after cord bloodtransplantation : dynamics elucidated bymulticolor FACS, reflecting graft failureand relapse2008
Author(s)
Watanabe N, Takahashi S, Ishige M, Ishii Y, Ooi J, Tomonari A, Tsukada N, Konuma T, Kato S, Sato A, Tojo A, Nakauchi H
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Journal Title
Biol Blood Marrow Transplant 14
Pages: 693-701
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[Journal Article] Interleukin-27 directlyinduces differentiation in hematopoieticstem cells2008
Author(s)
Seita J, Asakawa M, Ooehara J, TakayanagiSI, Morita Y, Watanabe N, Fujita K, KudoM, Mizuguchi J, Ema H, Nakauchi H, Yoshimoto Y
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Journal Title
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[Journal Article] The Plasminogen Fibrinolytic Pathway IsRequired for Hematopoietic Regeneration2007
Author(s)
Heissig B, Lund LR, Akiyama H, Ohki M, Morita Y, Romer J, Nakauchi H, OkumuraK, Ogawa H, Werb Z, Dano K, Hattori K
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Journal Title
Cell Stem Cell 1
Pages: 658-70
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[Journal Article] Foxo3a is essential formaintenance of the hematopoietic stem cellpool2007
Author(s)
Miyamoto K, Araki KY, Naka K, Arai F, Takubo K, Yamazaki S, Matsuoka S,Miyamoto T, Ito K, Ohmura M, Chen C, Hosokawa K, Nakauchi H, Nakayama K, Nakayama KI, Harada M, Motoyama N, Suda T, Hirao A
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Journal Title
Cell Stem Cell 1
Pages: 101-12
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[Journal Article] Enhancedself-renewal capability in hepaticstem/progenitor cells drives cancerinitiation2007
Author(s)
Chiba T, Zheng YW, Kita K, Yokosuka O,Saisho H, Onodera M, Miyoshi H, NakanoM, Zen Y, Nakanuma Y, Nakauchi H, Iwama A, Taniguchi H.
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Journal Title
Gastroenterology 137
Pages: 937-50
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[Journal Article] De novo DNAmethyltransferase is essential forself-renewal, but not for differentiation2007
Author(s)
Eto K, Nishikii H, Ogaeri T, Suetsugu S,Kamiya A, Kobayashi T, Yamazaki D, OdaA, Takenawa T, Nakauchi H
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Journal Title
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[Journal Article] Lnknegatively regulates self-renewal ofhematopoietic stem cells by modifyingthrombopoietin-mediated signaltransduction2007
Author(s)
Seita, J., Ema, H., Ooehara, J., Yamazaki, S.,Tadokoro, Y., Yamazaki, A., Eto, K., Takaki,S., Takatsu, K., and Nakauchi H
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Journal Title
Proc Natl Acad Sci USA 104
Pages: 2349-54
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[Journal Article] Iawama A. Bmi1 cooperates withDnmt1-assciated protein 1 in gene silencing2007
Author(s)
Negishi M, Saraya A, Miyagi S, Nagao K,Inagaki Y, Nishikawa M, Tajima S, KosekiH, Tsuda H, Takasaki Y, Nakauchi H
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Journal Title
Biochem Biophys Res Commun 353
Pages: 992-8
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