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Research of abnormal endocrine and glucose metabolism with IA-2/IA-2β knockout mice and its application for human being

Research Project

Project/Area Number 18591004
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Metabolomics
Research InstitutionTokyo Women's Medical University

Principal Investigator

MIURA Junnosuke  Tokyo Women's Medical University, 医学部, 助教 (90297515)

Co-Investigator(Kenkyū-buntansha) 内潟 安子  東京女子医科大学, 医学部, 教授 (50193884)
岩本 安彦  東京女子医科大学, 医学部, 教授 (60143434)
Co-Investigator(Renkei-kenkyūsha) UCHIGATA Yasuko  東京女子医科大学, 医学部, 教授 (50193884)
IWAMOTO Yasuhiko  東京女子医科大学, 医学部, 教授 (60143434)
Project Period (FY) 2006 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥3,940,000 (Direct Cost: ¥3,400,000、Indirect Cost: ¥540,000)
Fiscal Year 2008: ¥1,170,000 (Direct Cost: ¥900,000、Indirect Cost: ¥270,000)
Fiscal Year 2007: ¥1,170,000 (Direct Cost: ¥900,000、Indirect Cost: ¥270,000)
Fiscal Year 2006: ¥1,600,000 (Direct Cost: ¥1,600,000)
Keywords1型糖尿病 / 自己抗体 / IA-2 / IA-2β / β細胞 / グルカゴン分泌 / α細胞 / 分泌顆粒 / RNAi
Research Abstract

IA-2(Insulin-associate antigen-2)およびIA-2βが、1型糖尿病と膵ラ氏島のホルモン分泌にかかわっているかを検討した。IA-2β欠損NODマウスでは、雌雄ともに遺伝子欠損マウスの方が糖尿病発症率が有意に低かった。マウス膵ラ氏島およびα-TC1細胞では、遺伝子欠損の方にグルカゴン分泌の低下がみられ、同分子がグルカゴン分泌に関わっていることが示唆された。

Report

(4 results)
  • 2008 Annual Research Report   Final Research Report ( PDF )
  • 2007 Annual Research Report
  • 2006 Annual Research Report

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Published: 2006-04-01   Modified: 2016-04-21  

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