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Ca2+-activated K+ channels as a target for anticonvulsant drugs

Research Project

Project/Area Number 19700345
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeSingle-year Grants
Research Field Neurochemistry/Neuropharmacology
Research InstitutionNagoya City University

Principal Investigator

YAMAMURA Hisao  Nagoya City University, 大学院・薬学研究科, 助教 (80398362)

Project Period (FY) 2007 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥3,690,000 (Direct Cost: ¥3,300,000、Indirect Cost: ¥390,000)
Fiscal Year 2008: ¥1,690,000 (Direct Cost: ¥1,300,000、Indirect Cost: ¥390,000)
Fiscal Year 2007: ¥2,000,000 (Direct Cost: ¥2,000,000)
Keywordsイオンチャネル / カルシウム活性化カリウムチャネル / カリウムチャネル開口薬 / 神経細胞 / 血管平滑筋細胞 / 全反射蛍光顕微鏡 / パッチクランプ / 創薬 / カルシウムチャネル / カベオリン / イオンチャネル創薬 / 中枢神経 / 平滑筋
Research Abstract

大コンダクタンスCa2+活性化K+(BK)チャネル開口薬は、高血圧や気管支喘息、緊張性膀胱、脳血管循環の改善に有効である。一方、中枢BK チャネルは、創薬の標的としては発展途上である。本研究では、全反射蛍光顕微鏡を利用して、生細胞膜表面に発現するBKチャネルをナノ分子画像解析した。本研究成果は、BK チャネルの生理機能の発揮やイオンチャネル創薬を目指す上で、非常に有益な情報を提供し得ると考えられる。

Report

(3 results)
  • 2008 Annual Research Report   Final Research Report ( PDF )
  • 2007 Annual Research Report
  • Research Products

    (48 results)

All 2009 2008 2007 Other

All Journal Article (22 results) (of which Peer Reviewed: 21 results) Presentation (23 results) Remarks (3 results)

  • [Journal Article] Gender difference in BK channel expression in amygdala complex of rat brain2009

    • Author(s)
      Ohno A, Ohya S, Yamamura H, Imaizumi Y
    • Journal Title

      Biochem Biophys Res Commun 378

      Pages: 867-871

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] TRPM8 activation suppresses cellular viability in human melanoma2009

    • Author(s)
      Yamamura H, et.al.
    • Journal Title

      Am J Physiol Cell Physiol 295

      Pages: 296-301

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Gender difference in BK channel expression in amygdala complex of rat brain2009

    • Author(s)
      Ohno A, et.al.
    • Journal Title

      Biochem Biophys Res Commun 378

      Pages: 867-871

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] 血管平滑筋における興奮収縮連関2008

    • Author(s)
      今泉祐治,大矢進,山村寿男
    • Journal Title

      血管医学 9

      Pages: 247-254

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Epithelial Na+ channel δ subunit is an acid sensor in the human oesophagus2008

    • Author(s)
      Yamamura H, Ugawa S, Ueda T, Nagao M, Joh T, Shimada S
    • Journal Title

      Eur J Pharmacol 600

      Pages: 32-36

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] TRPV4-like non-selective cation currents in cultured aortic myocytes2008

    • Author(s)
      Tanaka R, Muraki K, Ohya S, Yamamura H, Hatano N, Itoh Y, Imaizumi Y
    • Journal Title

      J Pharmacol Sci 108

      Pages: 179-189

    • NAID

      10024384928

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Molecular mechanisms for Kv1.3 potassium channel current inhibition by CD3/CD28 stimulation in Jurkat T cells2008

    • Author(s)
      Matsushita Y, Ohya S, Itoda H, Kimura T, Suzuki Y, Yamamura H, Imaizumi Y
    • Journal Title

      Biochem Biophys Res Commun 374

      Pages: 152-157

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] TRPM8 activation suppresses cellular viability in human melanoma2008

    • Author(s)
      Yamamura H, Ugawa S, Ueda T, Morita A, Shimada S
    • Journal Title

      Am J Physiol Cell Physiol 295

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Epithelial Na+ channel δ subunit mediates acid-induced ATP release in the human skin2008

    • Author(s)
      Yamamura H, Ugawa S, Ueda T, Nagao M, Shimada S
    • Journal Title

      Biochem Biophys Res Commun 373

      Pages: 155-158

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] The CaV3.1 T-type Ca2+ channel contributes to voltage-dependent calcium currents in rat outer hair cells2008

    • Author(s)
      Inagaki A, Ugawa S, Yamamura H, Murakami S, Shimada S
    • Journal Title

      Brain Res 1201

      Pages: 68-77

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Expression analysis of the epithelial Na+ channel δ subunit in human melanoma G-361 cells2008

    • Author(s)
      Yamamura H, Ugawa S, Ueda T, Shimada S
    • Journal Title

      Biochem Biophys Res Commun 366

      Pages: 489-492

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Epithelial Na^+ channel δ subunit mediates acidinduced ATP release in the human skin2008

    • Author(s)
      Yamamura H, et.al.
    • Journal Title

      Biochem Biophys Res Commun 373

      Pages: 155-158

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Molecular mechanisms for Kv1.3 potassium channel current inhibition by CD3/CD28 stimulation in Jurkat T cells2008

    • Author(s)
      Matsushita Y, et.al.
    • Journal Title

      Biochem Biophys Res Commun 374

      Pages: 152-157

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] TRPV4-like nonselective cation currents in cultured aortic myocytes2008

    • Author(s)
      Tanaka R, et.al.
    • Journal Title

      J Pharmacol Sci 108

      Pages: 179-189

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Epithelial Na+ channel S subunit is an acid sensor in the human oesophagus2008

    • Author(s)
      Yamamura H, et.al.
    • Journal Title

      Eur J Pharmacol 600

      Pages: 32-36

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] 血管平滑筋における興奮収縮連関2008

    • Author(s)
      今泉祐治, 他
    • Journal Title

      血管医学 9

      Pages: 247-254

    • Related Report
      2008 Annual Research Report
  • [Journal Article] Expression analysis of the epithelial Na^+channel δ subunit in human melanoma G-361 cells2008

    • Author(s)
      Yamamura H
    • Journal Title

      Biochem Biophys Res Commun 366

      Pages: 489-492

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] The Cay3.1 T-type Ca^<2+>channel contributes to voltage-dependent calcium currents in rat outer hair cells2008

    • Author(s)
      Inagaki A
    • Journal Title

      Brain Res 1201

      Pages: 68-77

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Regulation of ryanodine receptor mediated Ca2+ release in vas deferens smooth muscle cells

    • Author(s)
      Ohno A, Ohya S, Yamamura H, Imaizumi Y
    • Journal Title

      J Pharmacol Sci (in press)

    • NAID

      10025736704

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Inhibition of Kv1.3 potassium current by phosphoinositides and stromal-derived factor-1α in Jurkat T cells

    • Author(s)
      Matsushita Y, Ohya S, Suzuki Y, Itoda H, Kimura T, Yamamura H, Imaizumi Y
    • Journal Title

      Am J Physiol Cell Physiol (in press)

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Regulation of ryanodine receptor mediated Ca2+ release in vas deferens smooth muscle cells

    • Author(s)
      Ohno A, et.al.
    • Journal Title

      J Pharmacol Sci (in press)

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Inhibition of Kv1.3 potassium current by phosphoinositides and stromalderived factor-la in Jurkat T cells

    • Author(s)
      Matsushita Y, et.al.
    • Journal Title

      Am J Physiol Cell Physiol (in press)

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Presentation] 血管平滑筋Ca2+スパークに関与する分子集積群のTIRF可視化解析2009

    • Author(s)
      山村寿男、大矢進、今泉祐治
    • Organizer
      日本薬学会第129年会
    • Place of Presentation
      京都
    • Year and Date
      2009-03-27
    • Related Report
      2008 Final Research Report
  • [Presentation] 血管平滑筋Ca^<2+>スパークに関与する分子集積群のTIRF可視化解析2009

    • Author(s)
      山村寿男, 他
    • Organizer
      日本薬学会第129年会
    • Place of Presentation
      京都
    • Year and Date
      2009-03-27
    • Related Report
      2008 Annual Research Report
  • [Presentation] 血管平滑筋Ca2+スパークドメインに集積する分子群のTIRF可視化解析2009

    • Author(s)
      山村寿男、大矢進、今泉祐治
    • Organizer
      第82回日本薬理学会年会
    • Place of Presentation
      横浜
    • Year and Date
      2009-03-18
    • Related Report
      2008 Final Research Report
  • [Presentation] 血管平滑筋Ca^<2+>スパークドメインに集積する分子群のTIRF可視化解析2009

    • Author(s)
      山村寿男, 他
    • Organizer
      第82回日本薬理学会年会
    • Place of Presentation
      横浜
    • Year and Date
      2009-03-18
    • Related Report
      2008 Annual Research Report
  • [Presentation] 血管平滑筋細胞で発生するCa2+スパークに関与する分子群のTIRF画像解析2008

    • Author(s)
      山村寿男、大矢進、今泉祐治
    • Organizer
      平成20年度生理研研究会「イオンチャネル・トランスポーターと心血管機能:学際的取り組みによる新戦略」
    • Place of Presentation
      岡崎
    • Year and Date
      2008-11-19
    • Related Report
      2008 Final Research Report
  • [Presentation] 血管平滑筋細胞で発生するCa^<2+>スパークに関与する分子群のTIRF画像解析2008

    • Author(s)
      山村寿男, 他
    • Organizer
      平成20年度生理研研究会「イオンチャネル・トランスポーターと心血管機能 : 学際的取り組みによる新戦略」
    • Place of Presentation
      岡崎
    • Year and Date
      2008-11-19
    • Related Report
      2008 Annual Research Report
  • [Presentation] 血管平滑筋で発生するCa2+スパークとその分子基盤のTIRF画像解析2008

    • Author(s)
      山村寿男、大矢進、今泉祐治
    • Organizer
      特定領域研究「生体膜トランスポートソームの分子構築と生理機能」平成20年度第1回班会議
    • Place of Presentation
      淡路
    • Year and Date
      2008-09-24
    • Related Report
      2008 Final Research Report
  • [Presentation] 血管平滑筋で発生するCa^<2+>スパークとその分子基盤のTIRF画像解析2008

    • Author(s)
      山村寿男, 他
    • Organizer
      特定領域研究「生体膜トランスポートソームの分子構築と生理機能」平成20年度第1回班会議
    • Place of Presentation
      淡路
    • Year and Date
      2008-09-24
    • Related Report
      2008 Annual Research Report
  • [Presentation] 血管平滑筋細胞におけるBKチャネルの一分子動態解析2008

    • Author(s)
      山村寿男、池田知佳子、大矢進、今泉祐治
    • Organizer
      第85回日本生理学会大会
    • Place of Presentation
      東京
    • Year and Date
      2008-03-25
    • Related Report
      2008 Final Research Report
  • [Presentation] 血管平滑筋細胞におけるBKチャネルの一分子動態解析.2008

    • Author(s)
      山村 寿男
    • Organizer
      第85回日本生理学会大会
    • Place of Presentation
      京王プラザホテル(東京)
    • Year and Date
      2008-03-25
    • Related Report
      2007 Annual Research Report
  • [Presentation] 平滑筋細胞における局所Ca2+変動のTIRF画像解析2008

    • Author(s)
      山村寿男、今泉祐治
    • Organizer
      第81回日本薬理学会年会
    • Place of Presentation
      横浜
    • Year and Date
      2008-03-18
    • Related Report
      2008 Final Research Report
  • [Presentation] 平滑筋細胞における局所Ca^<2+>変動のTIRF画像解析2008

    • Author(s)
      山村 寿男
    • Organizer
      第81回日本薬理学会年会
    • Place of Presentation
      パシフィコ横浜
    • Year and Date
      2008-03-18
    • Related Report
      2007 Annual Research Report
  • [Presentation] Visualization of local Ca2+ transients in smooth muscle cells using total internal reflection fluorescence microscope2008

    • Author(s)
      Yamamura H, Imaizumi Y
    • Organizer
      Pan-Pacific International Partnership Conference on Pharmaceutical and Life Sciences (The 4th US-Japan Joint Conference)
    • Place of Presentation
      Nagoya, Japan
    • Year and Date
      2008-02-22
    • Related Report
      2008 Final Research Report
  • [Presentation] Visualization of local Ca^<2+>transients in smooth muscle cells using total internal reflection fluorescence microscope2008

    • Author(s)
      Hisao Yamamura
    • Organizer
      Pan-Pacific International Partnership Conference on Pharmaceutical and Life Sciences(The 4th US-Japan Joint Conference)
    • Place of Presentation
      Nagoya City University
    • Year and Date
      2008-02-22
    • Related Report
      2007 Annual Research Report
  • [Presentation] TIRF imaging of Ca2+-induced Ca2+ release in smooth muscle cells2008

    • Author(s)
      Yamamura H, Imaizumi Y
    • Organizer
      Biophysical Society 52nd Annual Meeting
    • Place of Presentation
      Long Beach, USA
    • Year and Date
      2008-02-03
    • Related Report
      2008 Final Research Report
  • [Presentation] TIRF imaging of Ca^<2+>-induced Ca^<2+>release in smooth muscle cells2008

    • Author(s)
      Hisao Yamamura
    • Organizer
      The Biophysical Society 52thAnnual Meeting
    • Place of Presentation
      Long Beech,USA
    • Year and Date
      2008-02-03
    • Related Report
      2007 Annual Research Report
  • [Presentation] 全反射蛍光顕微鏡を用いた平滑筋局所Ca2+動態の可視化解析2008

    • Author(s)
      山村寿男、今泉祐治
    • Organizer
      特定領域「Gタンパク質シグナル」&「膜輸送複合体」合同若手ワークショップ
    • Place of Presentation
      箱根
    • Year and Date
      2008-01-26
    • Related Report
      2008 Final Research Report
  • [Presentation] 大動脈平滑筋細胞におけるBKチャネルの一分子動態可視化解析2007

    • Author(s)
      山村寿男、池田知佳子、大矢進、今泉祐治
    • Organizer
      第17回日本循環薬理学会
    • Place of Presentation
      大阪
    • Year and Date
      2007-11-30
    • Related Report
      2008 Final Research Report
  • [Presentation] 大動脈平滑筋細胞におげるBKチャネルの-分子動態可視化解析2007

    • Author(s)
      山村 寿男
    • Organizer
      第17回日本循環薬理学会
    • Place of Presentation
      大阪大学
    • Year and Date
      2007-11-30
    • Related Report
      2007 Annual Research Report
  • [Presentation] 血管平滑筋でのCa2+スパークによる膜電位調節機構解明の新たなる展開2007

    • Author(s)
      山村寿男、大矢進、今泉祐治
    • Organizer
      生理研研究会「イオンチャネル・トランスポーターと心血管機能:学際的取り組みによる新戦略」
    • Place of Presentation
      岡崎
    • Year and Date
      2007-11-14
    • Related Report
      2008 Final Research Report
  • [Presentation] 平滑筋Ca2+誘発性Ca2+遊離のTIRF画像解析2007

    • Author(s)
      山村寿男、今泉祐治
    • Organizer
      生体機能と創薬シンポジウム2007
    • Place of Presentation
      金沢
    • Year and Date
      2007-09-13
    • Related Report
      2008 Final Research Report
  • [Presentation] 平滑筋Ca^<2+>誘発性Ca^<2+>遊離のTIRF画像解析2007

    • Author(s)
      山村 寿男
    • Organizer
      生体機能と創薬シンポジウム2007
    • Place of Presentation
      金沢大学
    • Year and Date
      2007-09-13
    • Related Report
      2007 Annual Research Report
  • [Presentation] 平滑筋Ca2+誘発性Ca2+遊離機構のTIRF画像解析2007

    • Author(s)
      山村寿男、今泉祐治
    • Organizer
      特定領域研究「生体膜トランスポートソームの分子構築と生理機能」平成19年度第1回班会議
    • Place of Presentation
      葉山
    • Year and Date
      2007-07-24
    • Related Report
      2008 Final Research Report
  • [Remarks]

    • URL

      http://www.phar.nagoya-cu.ac.jp/hp/ysg/index.html

    • Related Report
      2008 Final Research Report
  • [Remarks]

    • URL

      http://www.phannagoya-cu.acjp/hp/ysg/index.html

    • Related Report
      2008 Annual Research Report
  • [Remarks]

    • URL

      http://www.phar.nagoya-cu.ac.jp/hp/ysg/index.html

    • Related Report
      2007 Annual Research Report

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Published: 2007-04-01   Modified: 2016-04-21  

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