2009 Fiscal Year Final Research Report
Basic Approach for the Development of Molecular Target Therapy for Autoimmune Diseases and Immune-Mediated Disorders.
Project/Area Number |
17109011
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Research Category |
Grant-in-Aid for Scientific Research (S)
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Allocation Type | Single-year Grants |
Research Field |
膠原病・アレルギー・感染症内科学
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Research Institution | The University of Tokyo |
Principal Investigator |
MORIMOTO Chikao The University of Tokyo, 医科学研究所, 教授 (30119028)
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Co-Investigator(Kenkyū-buntansha) |
HOSONO Osamu 東京大学, 医科学研究所, 助教 (50190210)
IWATA Satoshi 東京大学, 医科学研究所, 特任講師 (00396871)
YAMOCHI Tadanori 東京大学, 医科学研究所, 産学官連携研究員 (80306844)
KAWASAKI Hiroshi 東京大学, 医科学研究所, 助教 (80280957)
OHNUMA Kei (10396872)
IKEDA Teturo 東京大学, 医科学研究所, 特任研究員 (10360489)
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Project Period (FY) |
2005 – 2009
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Keywords | 膠原病 / リウマチ学 / 臨床免疫学 |
Research Abstract |
We have identified caveolin-1 as the costimulatory ligand for CD26. The 82-101th amino acid (a・a) of caveolin-1 bound to the 201-211th a・a of CD26 with the DPPIV catalytic site of 630^<th> a・a, Serine. Moreover, we found that cytoplasmic tail of CD26 interacts with CARMA-1 in T cells, resulting in the induction of costimulatory signal. After injection of human PBL into SCID mice, the symptom of xeno-GVHD has been induced and human T cells play a role in pathophysiology of x-GVHD as effectors. Treatment of these x-GVHD mice with humanized CD26 antibody resulted in improvement of the symptom of x-GVHD, suggesting that anti-CD26 treatment leads to the effective treatment of human immune-mediated diseases such as autoimmune disorders and GVHD after allo-BMT.
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Research Products
(41 results)
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[Journal Article] Comparative study of regulatory T cell function of human CD25CD4 T cells from thymocytes, cord blood, and adult peripheral blood2008
Author(s)
Fujimaki W, Takahashi N, Ohnuma K, Nagatsu M, Kurosawa H, Yoshida S, Dang NH, Uchiyama T, Morimoto C.
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Journal Title
Clin Dev Immunol. 2008
Pages: 305859
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[Journal Article] Humanized Anti-CD26 monoclonal antibody as a treatment for malignant mesothelioma tumors2007
Author(s)
Inamoto T, Yamada T, Ohnuma K, Kina S, Takahashi N, Yamochi T, Inamoto S, Katsuoka Y, Hosono O, Tanaka H, Dang NH, Morimoto C.
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Journal Title
Clin Cancer Res. 13
Pages: 4191-200
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[Journal Article] Caveolin-1 triggers T-cell activation via CD26 in association with CARMA12007
Author(s)
Ohnuma K, Uchiyama M, Yamochi T, Nishibashi K, Hosono O, Takahashi N, Kina S, Tanaka H, Lin X, Dang NH, Morimoto C.
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Journal Title
J Biol Chem. 282
Pages: 10117-31
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[Journal Article] Knockdown of XAB2 enhances all-trans retinoic acid-induced cellular differentiation in all-trans retinoic acid-sensitive and -resistant cancer cells2007
Author(s)
Ohnuma-Ishikawa K, Morio T, Yamada T, Sugawara Y, Ono M, Nagasawa M, Yasuda A, Morimoto C, Ohnuma K, Dang NH, Hosoi H, Verdin E, Mizutani S.
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Journal Title
Cancer Res. 67
Pages: 1019-29
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[Journal Article] Crk-associated substrate lymphocyte type regulates transforming growth factor-beta signaling by inhibiting Smad6 and Smad72007
Author(s)
Inamoto S, Iwata S, Inamoto T, Nomura S, Sasaki T, Urasaki Y, Hosono O, Kawasaki H, Tanaka H, Dang NH, Morimoto C.
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Journal Title
Oncogene 26
Pages: 893-904
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[Journal Article] Anti-CD26 monoclonal antibody-mediated G1-S arrest of human renal clear cell carcinoma Caki-2 is associated with retinoblastoma substrate dephosphorylation, cyclin-dependent kinase 2 reduction, p27 (kipl) enhancement, and disruption of binding to the extracellular matrix2006
Author(s)
Inamoto T, Yamochi T, Ohnuma K, Iwata S, Kina S, Inamoto S, Tachibana M, Katsuoka Y, Dang NH, Morimoto C.
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Journal Title
Clin Cancer Res. 12
Pages: 3470-7
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[Journal Article] Nedd9 protein, a Cas-L homologue, is upregulated after transient global ischemia in rats : possible involvement of Nedd9 in the differentiation of neurons after ischemia2005
Author(s)
Sasaki T, Iwata S, Okano HJ, Urasaki Y, Hamada J, Tanaka H, Dang NH, Okano H, Morimoto C.
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Journal Title
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[Journal Article] HTLV-I Tax induces and associates with Crk-associated substrate lymphocyte type (Cas-L)2005
Author(s)
Iwata S, Souta-Kuribara A, Yamakawa A, Sasaki T, Shimizu T, Hosono O, Kawasaki H, Tanaka H, Dang NH, Watanabe T, Arima N, Morimoto C.
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Journal Title
Oncogene 24
Pages: 1262-71
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