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2008 Fiscal Year Final Research Report

Molecular mechanisms generating a critical period of thyroid hormone action on brain development and its modulation by environmental chemicals

Research Project

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Project/Area Number 17390060
Research Category

Grant-in-Aid for Scientific Research (B)

Allocation TypeSingle-year Grants
Section一般
Research Field Environmental physiology (including Physical medicine and Nutritional physiology)
Research InstitutionGunma University

Principal Investigator

KOIBUCHI Noriyuki  Gunma University, 大学院・医学系研究科, 教授 (80234681)

Co-Investigator(Kenkyū-buntansha) SHIMOKAWA Noriaki  群馬大学, 大学院・医学系研究科, 准教授 (90235680)
IWASAKI Toshiharu  群馬大学, 大学院・医学系研究科, 講師 (80375576)
TAKESHITA Akira  冲中記念成人病研究所, 研究員 (20322646)
Project Period (FY) 2005 – 2008
Keywords甲状腺ホルモン / 甲状腺ホルモン受容体 / 環境化学物質 / 転写共役因子
Research Abstract

本研究は甲状腺ホルモン(TH)による脳発達の調節機構とPCBなどの環境化学物質のTH系への作用解析を目的とした。そして動物実験と生化学的実験により, 分子から個体レベルまでの解析を目指した。動物実験では, TH作用にはRORなどの他の核内受容体や転写共役因子の発現が必要である事, 生化学的な実験で細胞内でTH受容体(TR)とそれらの物質が複合体を作っている事を明らかにした。また, PCBがTRに対し, "疑似ホルモン"ではなく, 従来とは全く異なった機構で作用している事を明らかにした。

  • Research Products

    (48 results)

All 2008 2007 2006 2005

All Journal Article (12 results) (of which Peer Reviewed: 12 results) Presentation (30 results) Book (5 results) Patent(Industrial Property Rights) (1 results)

  • [Journal Article] Identification of the functional doman of thyroid hormond receptor responsible for polychlorinated biphenyl- mediated suppression of its action in vitro2008

    • Author(s)
      Miyazaki W, Iwasaki T, takeshita A, Tohyama C, Koibuchi N
    • Journal Title

      Environ Health Perspect 116

      Pages: 1231-1236

    • Peer Reviewed
  • [Journal Article] Liquid chemiluminescent DNA pull-down assay to measurreceptor-DNA binding in solution2008

    • Author(s)
      Iwasaki T, Miyazaki W, Rokutanda N, Koibuchi N
    • Journal Title

      Bio-Techniques 45

      Pages: 445-448

    • Peer Reviewed
  • [Journal Article]2008

    • Author(s)
      KoibuchiN
    • Journal Title

      The ole f thyroid hormone on cerebellar development 7(Cerebellum)

      Pages: 530-533

    • Peer Reviewed
  • [Journal Article] Alteration of cerebellar neurotropin messenger ribonucleic acids and the lack of thyroid hormone receptor augmentation by staggerer- type retinoic acid receptor-related orphan receptor alpha mutation2007

    • Author(s)
      Qiu C-H, Shimokawa N, Iwasaki T, Parhar IS, Koibuchi N
    • Journal Title

      Endocrinology 148

      Pages: 1745-1753

    • Peer Reviewed
  • [Journal Article] Regulation of brain development by thyroid hormone and its modulation by environmental chemicals2006

    • Author(s)
      Koibuchi N, Iwasaki T
    • Journal Title

      Endocrine J 53

      Pages: 295-303

    • Peer Reviewed
  • [Journal Article] The interaction of TR・1-N- terminus with SRC-1 serves a fulltranscriptional activation function of SRC-12006

    • Author(s)
      Iwasaki T, Takeshita A, Miyazaki W, Chin WW, Koibuchi N
    • Journal Title

      Endocrinlogy 147

      Pages: 1452-1457

    • Peer Reviewed
  • [Journal Article] Low dose hydroxylated PCB induces c-Jun expression in PC12 cells2006

    • Author(s)
      Shimokawa N, Miyazaki W, Iwasaki T, Koibuchi N
    • Journal Title

      Neurotoxicology 27

      Pages: 176-183

    • Peer Reviewed
  • [Journal Article] The endocrine disrupting chemical. dietlhexyl phthalate, activates MDR1 gene expression in human colon cancer LS174T cells2006

    • Author(s)
      Takeshita A, Inagaki K, Igarashi-Migitaka J, Ozawa Y, Koibuchi N
    • Journal Title

      J Edocrinol 190

      Pages: 897-902

    • Peer Reviewed
  • [Journal Article] Postnatal changes of steroid receptor coactivator-1 immunoreactivity in rat cerebellar cortex2005

    • Author(s)
      Yousefi B, Jingu H, Ohta M, Umezu M, Koibuchi N
    • Journal Title

      Thyroid 15

      Pages: 314-319

    • Peer Reviewed
  • [Journal Article] Polychlorinated biphenyl (PCB) alters acid-sensitivity of cultured neurons derived from the medulla oblongata2005

    • Author(s)
      Okada J, Shimokawa N, Koibuchi N
    • Journal Title

      Int J Biochem Cell Biol 37

      Pages: 1368-1374

    • Peer Reviewed
  • [Journal Article] Extracelluar acidifactivity of MafG-FosB heterodimer2005

    • Author(s)
      Shimokawa N, Kumaki I, Qiu C-H, Ohmiya Y, Takayama K, Koibuchi N
    • Journal Title

      J Cell Physiol 205

      Pages: 77-85

    • Peer Reviewed
  • [Journal Article] Synovial sarcoma translocation (SYT) encodes a nuclear receptor coactivator2005

    • Author(s)
      Iwasaki T KoibuchiN, Cin WW
    • Journal Title

      Endocrinology 146

      Pages: 3892-3899

    • Peer Reviewed
  • [Presentation] Mecha- nism of suppression of thyroid hormone receptor- mediated transcription by low dose bromo- related compounds2008

    • Author(s)
      Ibhazehiebo K, Iwaski T, Londono MB, Hirooka K, Shimokawa N, Koibuchi N
    • Organizer
      第11回環境ホルモン学会研究発表会
    • Place of Presentation
      東京
    • Year and Date
      20081213-14
  • [Presentation] Effect of hydroxylated PCB on Ca^<2+> oscillations and membrane potential in cultured neurons2008

    • Author(s)
      Shimokawa N, Londono M, Miyazaki W, Iwasaki T, Koibuchi N
    • Organizer
      第11回環境ホルモン学会研究発表会
    • Place of Presentation
      東京
    • Year and Date
      20081213-14
  • [Presentation] 神経細胞発達に及ぼす甲状腺ホルモンの作用と環境化学物質による修飾2008

    • Author(s)
      鯉淵典之
    • Organizer
      第51回日本甲状腺学会
    • Place of Presentation
      宇都宮(鎮目レクチャー)
    • Year and Date
      20081121-23
  • [Presentation] The effect of thyroid hormone on brain development and its disruption by environmental factors2008

    • Author(s)
      Koibuchi N
    • Organizer
      XVII Seminar National Ikatan Ahli Ilmu Faal Indonesia
    • Place of Presentation
      Indonesia (Plenary Lecutre)
    • Year and Date
      20080806-08
  • [Presentation] Effects of brominated compound on thyroid hormone receptor-mediated transcription2008

    • Author(s)
      Koibuchi N, Ibhazehiebo K, Miyazaki W, Iwasaki T
    • Organizer
      6th Forum of European Neuroscince
    • Place of Presentation
      Geneva, Switzrland
    • Year and Date
      20080712-16
  • [Presentation] Differential effects of briminated fframe retardant on TR-mediated transcription2008

    • Author(s)
      Ibhazeiebo Kingsley, 岩崎俊晴, 宮崎航, 鯉淵典之
    • Organizer
      第81回日本内分泌学会学術総会
    • Place of Presentation
      青森
    • Year and Date
      20080516-18
  • [Presentation] TRBP-CoAA/ CoAM- SRAによる新たな核内ホルモン受容体転写制御機構2008

    • Author(s)
      岩崎俊晴, ロンドーニョマリーナ, 宮崎航, 下川哲昭, 鯉淵典之
    • Organizer
      第85回日本生理学会大会
    • Place of Presentation
      東京
    • Year and Date
      20080325-27
  • [Presentation] The role of thyroid hormone on cerebellar development2008

    • Author(s)
      Koibuchi N
    • Organizer
      Inaugural Cerebellar Symposium
    • Place of Presentation
      Geneva, Switzerland
    • Year and Date
      2008-07-11
  • [Presentation] 鯉淵典之臭素化芳香族化合物による甲状腺ホルモン受容体による転写への影響2007

    • Author(s)
      Kingsley Ibhazehiebo, 岩崎俊晴, 宮崎航
    • Organizer
      環境ホルモン学会第10回研究発表会
    • Place of Presentation
      大宮
    • Year and Date
      20071210-11
  • [Presentation] Current trends and perspectives for in vivo/in vitro researches of environmental chemicals2007

    • Author(s)
      Koibuchi N
    • Organizer
      International symposium on the environmental risksof hemicals
    • Place of Presentation
      Japan (Invited Speaker)
    • Year and Date
      20071209-10
  • [Presentation] PCB, and thyroid hormone action2007

    • Author(s)
      Koibuchi N
    • Organizer
      8th Iternational Workshop on Resistance to Thyroid Hormone and Action
    • Place of Presentation
      Ponta Delgada, S. Migruel, Azores, Portugal
    • Year and Date
      20071009-11
  • [Presentation] げっ歯類小脳における周産期甲状腺機能低下症による発達異常とその分子機構2007

    • Author(s)
      鯉淵典之, 邱春紅, 下川哲昭, 岩崎俊晴
    • Organizer
      第80回日本内分泌学会学術総会シンポジウム「甲状腺ホルモンと脳の発達機構」
    • Place of Presentation
      東京
    • Year and Date
      20070614-16
  • [Presentation] 発達期小脳における甲状腺ホルモンの作用2007

    • Author(s)
      鯉淵典之, 邱春紅, 宮崎航, 岩崎俊晴, 下川哲昭
    • Organizer
      第84回日本生活生理学会大会シンポジウム「ホルモン標的器官としての小脳」
    • Place of Presentation
      大阪(シンポジウムオーガナイザー)
    • Year and Date
      20070320-22
  • [Presentation] 環境化学物質は甲状腺ホルモン受容体のDNA結合ドメインに影響を及ぼす2007

    • Author(s)
      宮崎航, 岩崎俊晴, 鯉淵典之
    • Organizer
      第84回日本生活生理学会大会
    • Place of Presentation
      大阪
    • Year and Date
      20070320-22
  • [Presentation] Thyroid hormone action in the developing brain and its modulation by environmental chemicals2007

    • Author(s)
      Koibuchi N
    • Organizer
      8th CongrAsia and Oceania Thyroid Association
    • Place of Presentation
      Manila, Philippine (Symposist)
    • Year and Date
      20070204-06
  • [Presentation] 鯉淵典之低用量水酸化PCBはPC12細胞において膜電位とCa2+動能を変化させる2006

    • Author(s)
      ロンドーニョマリーナ、下川哲昭、鯉淵典之
    • Organizer
      第9回環境ホルモン学会研究発表会
    • Place of Presentation
      東京
    • Year and Date
      20061111-12
  • [Presentation] 「タンパク-核酸」結合解析のための新規アッセイ法の樹立2006

    • Author(s)
      岩崎俊晴、宮崎航、鯉淵典之
    • Organizer
      第9回環境ホルモン学会研究発表会
    • Place of Presentation
      東京
    • Year and Date
      20061111-12
  • [Presentation] Crosstalk between thyroid hormone receptor and retinoid receptor-related orphan receptor (ROR)・, and its modulation by polychlorinated biphenyl2006

    • Author(s)
      Koibuchi N, Qiu C-H, Miyazaki W, Shimokawa N, Iwasaki T
    • Organizer
      36th Annual Meeting of the Society for Neuroscience
    • Place of Presentation
      Atlanta, GA
    • Year and Date
      20061014-18
  • [Presentation] 発達期中枢神経系における甲状腺ホルモン作用の分子基盤2006

    • Author(s)
      岩崎俊晴, 鯉淵典之
    • Organizer
      第29回日本神経科学大会シンポジウム「甲状腺ホルモン系と脳発達-環境影響から気分障害まで」
    • Place of Presentation
      京都
    • Year and Date
      20060719-21
  • [Presentation] The interaction between TR・1-N-terminus and SRC-1 serves a full transcriptional activation function of SRC-12006

    • Author(s)
      Iwasaki T, Takeshita A, Miyazaki W, Koibuchi N
    • Organizer
      88th Annual Meeting of the Endocrine Society
    • Place of Presentation
      Boston
    • Year and Date
      20060624-27
  • [Presentation] TRβ1N末端とSRC-1相互作用2006

    • Author(s)
      岩崎俊晴, 竹下彰, 宮崎航, 六反田奈和, 長岡りん, 鯉淵典之
    • Organizer
      第79回日本内分泌学会学術総会
    • Place of Presentation
      神戸
    • Year and Date
      20060519-21
  • [Presentation] PCBによる脳機能発達の修飾作用2006

    • Author(s)
      鯉淵典之
    • Organizer
      第83回日本生理学会大会シンポジウム「環境問題における生理学研究外来性化学物質に対する生体機能の脆弱性」
    • Place of Presentation
      前橋(シンポジスト)
    • Year and Date
      20060328-30
  • [Presentation] 甲状腺ホルモンによる能発達の調節機構と環境化学物質による修飾2006

    • Author(s)
      鯉淵典之
    • Organizer
      第41回脳のシンポジウム
    • Place of Presentation
      前橋
    • Year and Date
      20060218-19
  • [Presentation] Alteration of mRNA levels of neurotrophins and their receptors in decerebellum of Staggerer, an ROR・ mutant mouse.2005

    • Author(s)
      Qiu C, Shimokawa N, Koibuchi N
    • Organizer
      35th Annual Meeting of the Society for Neuroscence
    • Place of Presentation
      2005
    • Year and Date
      20051112-16
  • [Presentation] Differential action of PCB and dioxins on TR-mediated transcription : is dioxin more toxic thatn PCB?2005

    • Author(s)
      Iwasaki T, Miyazaki W, Amani I, Rokutanda N, Nagaorka R, Taeshita A, Aoki Y, Tohyama C, Kuroda Y, koibuchi N.
    • Organizer
      35th Annual Meeting of the Society for Neuroscience
    • Place of Presentation
      Washington D.C
    • Year and Date
      20051112-16
  • [Presentation] Decrease in circadian locomotor activity in congenital hypothyroid rdwrats2005

    • Author(s)
      Yousefi B, Umezu M, Jingu H, Koibuchi N
    • Organizer
      35th Annual Meeting of the Society for Neuroscience
    • Place of Presentation
      Washington D.C
    • Year and Date
      20051112-16
  • [Presentation] Endocrine disrupters and thyroid hormone interactin2005

    • Author(s)
      Koibuchi N
    • Organizer
      The 13th International Thyroid Congress
    • Place of Presentation
      Buenos Aires, Argentina. (Symposist)
    • Year and Date
      20051030-1104
  • [Presentation] 甲状腺ホルモンによる脳発達の調節機構と環境化学物質による修飾機構2005

    • Author(s)
      鯉淵典之
    • Organizer
      第78回日本内分泌学会学術総会
    • Place of Presentation
      東京(研究奨励賞受賞講演)
    • Year and Date
      20050701-03
  • [Presentation] 環境化学物質の多様性-神経細胞膜への作用と転写の修飾機構シンポジウム「内分泌撹乱物質脳機能-新たな標的としての可能性」2005

    • Author(s)
      鯉淵典之
    • Organizer
      第82回日本生理学会大会
    • Place of Presentation
      仙台(オーガナイザー,シンポジスト)
    • Year and Date
      20050518-20
  • [Presentation] ゼネラルリプレッサーcoactivator modulator(CoAM)による転写抑制機構2005

    • Author(s)
      岩崎俊晴, 宮崎航, Chin Willam W., 鯉淵典之
    • Organizer
      第82回日本生理学会大会
    • Place of Presentation
      仙台
    • Year and Date
      20050518-20
  • [Book] 内分泌・栄養・代謝系In : (岡田隆夫編)カラーイラストで学ぶ集中講義生理学2008

    • Author(s)
      鯉淵典之
    • Total Pages
      292-319
    • Publisher
      メジカルビュー
  • [Book] 体の内部環境を一定に保つしくみIn : 医学を学ぶ(後藤文雄編)2006

    • Author(s)
      鯉淵典之
    • Total Pages
      13-25
    • Publisher
      南江堂
  • [Book] Thyroid hormone action in developing brain and its modulation by polyhalogenated aromatic hydrocarbons. In : C. Kubo, T. Kuboki (eds)2006

    • Author(s)
      Koibuchi N
    • Total Pages
      190-194
    • Publisher
      Psycho- somatic Medicine, International Congress Series
  • [Book] 胎児と新生児の生理学(訳)In : オックスフォード生理学(植村慶一ed.)2005

    • Author(s)
      鯉淵典之
    • Total Pages
      493-508
    • Publisher
      丸善
  • [Book] 甲状腺の発達と脳機能-内分泌撹乱の蓋然性-In : 生体統御システムと内分泌撹乱(井口,井上編)2005

    • Author(s)
      鯉淵典之
    • Total Pages
      105-115
    • Publisher
      シュプリンガー・フェアラーク東京
  • [Patent(Industrial Property Rights)] タンパク質-標的物質の結合検出方法2006

    • Inventor(s)
      岩崎俊晴, 鯉淵典之
    • Industrial Property Rights Holder
      岩崎俊晴, 鯉淵典之
    • Industrial Property Number
      特願,2006-064876
    • Filing Date
      2006-03-09

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Published: 2010-06-10   Modified: 2012-09-07  

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