2012 Fiscal Year Final Research Report
Analysis of a role of Hsp90α in antigen cross presentation
Project/Area Number |
22501027
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Research Category |
Grant-in-Aid for Scientific Research (C)
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Allocation Type | Single-year Grants |
Section | 一般 |
Research Field |
Tumor immunology
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Research Institution | Okayama University (2011-2012) The Institute of Physical and Chemical Research (2010) |
Principal Investigator |
UDONO Heiichiro 岡山大学, 大学院・医歯薬学総合研究科, 教授 (50260659)
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Project Period (FY) |
2010 – 2012
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Keywords | Hsp90 / クロスプレゼンテーション / 樹状細胞 / ノックアウトマウス |
Research Abstract |
Analysis of a role of Hsp90α in antigen cross presentation In antigen cross-presentation, dendritic cells (DCs) take up extracellular antigens (Ag) and translocate them from the endosome to the cytosol for proteasomal degradation. The molecules responsible for Ag translocation are unknown. By using Hsp90α KO mice, we demonstrated that HSP90 is essential in pulling endosomal Ag out into the cytosol.
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[Journal Article] Induction of CD8 T-cell responses restricted to multiple HLA class I alleles in a cancer patient by immunization with a 20-mer NY-ESO-1f (NY-ESO-1 91-110) peptide.2013
Author(s)
Eikawa S, Kakimi K, Isobe M, Kuzushima K, Luescher I, Ohue Y, Ikeuchi K, Uenaka A, Nishikawa H, Udono H, Oka M, Nakayama E.
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Journal Title
Int. J. Cancer
Volume: 132(2)
Pages: 345-354
DOI
Peer Reviewed
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[Presentation] Inhibition of regulatory T-cell migration by ELR motif-binding peptide.2012
Author(s)
Shingo Eikawa, Koji Kurose, Hirofumi Matsumoto, Midori Isobe, Akiko Uenaka, Shusaku Mizukami, Chihiro Yamazaki, Yoshihiro Oheu, Mikio Oka, Heiichiro Udono, Eiichi Nakayama
Organizer
第71回日本癌学会学術総会
Place of Presentation
札幌
Year and Date
2012-09-21
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[Remarks] 1.化学工業日報2011年9月20日抗原提示のしくみ解明たん白質Hsp90免疫認識機構に必須
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[Remarks] 2.日経産業新聞2011年9月28日免疫系、がん細胞認識し攻撃必須たんぱく質特定
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[Remarks] 3.山陽新聞2011年9月20日免疫活性化に特定タンパク
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[Remarks] 4.読売新聞2011年12月19日免疫細胞活性化に介添えたんぱく質
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[Remarks] 5.日経プレスリース2011年9月20日タンパク質の折り畳みを助ける「Hsp90」が免疫機構でも機能を発揮-樹状細胞ががんやウイルス抗原を取り込み、抗原提示する仕組みを解明-
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[Remarks] 6.RIKEN Research Highlight 2012/02/03 "Holding back Immunity"
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