2011 Fiscal Year Final Research Report
Transgenic mouse approaches to the pathogenesis of hereditary type of human autoimmune disease
Project/Area Number |
21390298
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Research Category |
Grant-in-Aid for Scientific Research (B)
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Allocation Type | Single-year Grants |
Section | 一般 |
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 Tokushima |
Principal Investigator |
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Co-Investigator(Kenkyū-buntansha) |
NISHIKAWA Yumiko 徳島大学, 疾患酵素学研究センター, 助教 (60448214)
MOURI Yasuhiro 徳島大学, 疾患酵素学研究センター, 助教 (80464353)
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Project Period (FY) |
2009 – 2011
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Keywords | 自己免疫疾患 / 胸腺 / AIRE |
Research Abstract |
We sought to monitor the production and maintenance of Aire-expressing medullary thymic epithelial cells(mTECs) by a fate-mapping strategy in which bacterial artificial chromosome transgenic mice expressing Cre recombinase under the control of the Aire regulatory element were crossed with a GFP reporter strain. We found that, in addition to its well recognized expression within mature mTECs, Aire was expressed in the early embryo before emergence of the three germ cell layers. With the use of one transgenic line in which Cre recombinase expression was confined to mTECs, we found that Aire^+ CD80^<high> mTECs further progressed to an Aire^-CD80^<intermediate> stage, suggesting that Aire expression is not constitutive from after its induction until cell death but instead is down-regulated at the beginning of terminal differentiation.
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[Journal Article] Unc93B1 restricts systemic lethal inflammation by orchestrating Toll-like receptor 7 and 9 trafficking2011
Author(s)
Fukui, R., Saitoh, S.-I., Kanno, A., Onji, M., Shibata, T., Ito, A., Onji, M., Matsumoto, M., Akira, S., Yoshida, N., and Miyake, K
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Journal Title
Immunity
Volume: 35
Pages: 69-81
Peer Reviewed
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[Journal Article] Lymphotoxin signal promotes thymic organogenesis by eliciting RANK expression in the embryonic thymic stroma2011
Author(s)
Mouri, Y., Yano, M., Shinzawa, M., Shimo, Y., Hirota, F., Nishikawa, Y., Nii, T., Kiyonari, H., Abe, T., Uehara, H., Izumi, K., Tamada, K., Chen, L., Penninger, J. M., Inoue, J., Akiyama, T., and Matsumoto, M
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Journal Title
J. Immunol
Volume: 186
Pages: 5047-5057
Peer Reviewed
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[Journal Article] Aire-dependent thymic expression of desmoglein 3, the autoantigen in pemphigus vulgaris, and its role in T cell tolerance2011
Author(s)
Wada, N., Nishifuji, K., Yamada, T., Kudoh, J., Shimizu, N., Matsumoto, M., Peltonen, L., Nagafuchi, S., and Amagai, M
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Journal Title
J. Invest. Dermatol
Volume: 131
Pages: 410-417
Peer Reviewed
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[Journal Article] Biphasic Aire expression in early embryos and in medullary thymic epithelial cells before end-stage terminal differentiation2010
Author(s)
Nishikawa, Y., Hirota, F., Yano, M., Kitajima, H., Miyazaki, J-i., Kawamoto, H., Mouri, Y., and Matsumoto, M
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Journal Title
J. Exp. Med
Volume: 207
Pages: 963-971
Peer Reviewed
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[Presentation] Role of self-antigen expressed by Aire-expressing cells in the negative selection process2011
Author(s)
Matsumoto, M., Mouri, Y., Nishikawa, Y., and Nishijima, H
Organizer
5th International Conference on Autoimmunity : Mechanisms and Novel Treatments
Place of Presentation
Knossos Royal Village Conference Center, Hersonissos, Crete, Greece
Year and Date
20110923-28
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[Presentation] Lymphotoxin signal promotes thymic organogenesis by eliciting RANK expression in the embryonic thymic stroma2011
Author(s)
Mouri, Y., Yano, M., Shinzawa, M., Shimo, Y., Nishikawa, Y., Tamada, K., Chen, L., Penninger, J. M., Inoue, J., Akiyama, T., and Matsumoto, M
Organizer
13^<th> International TNF Conference, TNF
Place of Presentation
Awaji Yumebutai International Conference Center, Hyogo, Japan
Year and Date
20110515-18
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[Presentation] Biphasic Aire expression in early embryos and in medullary thymic epithelial cells prior to end-stage terminal differentiation2010
Author(s)
Matsumoto, M., Nishikawa, Y., Hirota, F., Yano, M., Kawamoto, H. and Mouri, Y
Organizer
ThymOz VI
Place of Presentation
Gladstone, Australia
Year and Date
20100317-21
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[Presentation] AIRE and autoimmune disease2010
Author(s)
Matsumoto, M., Nishikawa, Y., Hirota, F. and Mouri, Y
Organizer
The 19^<th> International Rheumatology Symposium
Place of Presentation
Kobe Portopia Hotel, Kobe, Japan
Year and Date
2010-04-23
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