• Search Research Projects
  • Search Researchers
  • How to Use
  1. Back to project page

2008 Fiscal Year Final Research Report

Analysis of WNK kinases and the molecular pathophysiology of hypertension

Research Project

  • PDF
Project/Area Number 18590883
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Kidney internal medicine
Research InstitutionTokyo Medical and Dental University

Principal Investigator

RAI Tatemitsu  Tokyo Medical and Dental University, 医学部附属病院, 准教授 (80334431)

Project Period (FY) 2006 – 2008
KeywordsWNKキナーゼ / 偽性低アルドステロン症II型 / ノックインマウス / ノックアウトマウス / Na-Cl共輸送体 / OSR1 / SPAK / 高血圧
Research Abstract

高血圧を示す遺伝性疾患である偽性低アルドステロン症II型(PHAII)の原因遺伝子WNK キナーゼの解析を通じて、腎臓においてWNK-OSR, SPAK-NCCリン酸化シグナル伝達系という新規の血圧調節系が存在することを発見した。この系は塩分の摂取量の増減に応じて腎臓遠位尿細管での塩分再吸収を調節することで血圧を上下させる。さらにこの系の破綻が原因となった高血圧の発症機序も明らかにした。

  • Research Products

    (16 results)

All 2008 2007 2006

All Journal Article (6 results) Presentation (10 results)

  • [Journal Article] Dietarysalt regulates the phosphorylation ofOSR1/SPAK kinases and the sodiumchloride cotransporter throughaldosterone2008

    • Author(s)
      Chiga M, Rai T, Yang SS, Ohta A,Takizawa T, Sasaki S, Uchida S
    • Journal Title

      Kidney Int 74

      Pages: 1403-1409

  • [Journal Article] Molecular pathogenesis ofpseudohypoaldosteronism type II : generation and analysis of a Wnk4^<D561A/+> knockin mouse model2007

    • Author(s)
      Yang SS, Morimoto T, Rai T, Chiga M,Sohara E, Ohno M, Uchida K, Lin SH,Moriguchi T, Shibuya H, Kondo Y, SasakiS, Uchida S
    • Journal Title

      Cell Metab 5(5)

      Pages: 331-44

  • [Journal Article] Barttin binds to the outerlateral surface of the ClC-K2 chloride channel2007

    • Author(s)
      Tajima M, Hayama A, Rai T, Sasaki S,Uchida S
    • Journal Title

      Biochem Biophys Res Commun 362(4)

      Pages: 858-64

  • [Journal Article] Overexpression ofhuman WNK1 increases paracellularchloride permeability and phosphorylation of claudin-4 in MDCKII cells2006

    • Author(s)
      Ohta A, Yang SS, Rai T, Chiga M, Sasaki S, Uchida S
    • Journal Title

      Biochem Biophys Res Commun 349(2)

      Pages: 804-8

  • [Journal Article] Pathogenesis andtreatment of autosomal-dominantnephrogenic diabetes insipidus caused by an aquaporin 2 mutation.2006

    • Author(s)
      Sohara E, Rai T, Yang SS, Uchida K,Nitta K, Horita S, Ohno M, Harada A,Sasaki S, Uchida S
    • Journal Title

      Proc Natl Acad Sci U S A 103(38)

      Pages: 14217-22

  • [Journal Article] Intracellular localization of ClCchloride channels and their ability toform hetero-oligomers2006

    • Author(s)
      Suzuki T, Rai T, Hayama A, Sohara E,Suda S, Itoh T, Sasaki S, Uchida S
    • Journal Title

      J Cell Physiol 206(3)

      Pages: 792-8

  • [Presentation] Targeted Disruption of the Wnk4 GeneReduced the Phosphorylation ofOSR/SPAK and Na-Cl Cotransporter in Mice2008

    • Author(s)
      Akihito Ohta, Tatemitsu Rai, 他6名
    • Organizer
      Renal Week 2008
    • Place of Presentation
      Philadelphia
    • Year and Date
      20081100
  • [Presentation] WNK1 Activity to OSR1 in COS Cells IsRegulated Not by Hypotonicity but byLow Chloride2008

    • Author(s)
      Shotaro Naito, Tatemitsu Rai, 他5名
    • Organizer
      Renal Week 2008
    • Place of Presentation
      Philadelphia
    • Year and Date
      20081100
  • [Presentation] WNK4ノックアウトマウス、作製と解析2008

    • Author(s)
      太田哲人, 頼建光, 他6名
    • Organizer
      第14回分子腎臓研究会
    • Place of Presentation
      東京
    • Year and Date
      20080900
  • [Presentation] Na-Cl共輸送体(NCC)のリン酸化は WNK4-OSR1/SPAK-NCCリン酸化刺激伝達系を介し経口NaCl摂取量により制御される2008

    • Author(s)
      千賀宗子, 頼建光, 他5名
    • Organizer
      第51回日本腎臓学会学術総会
    • Place of Presentation
      福岡
    • Year and Date
      20080500
  • [Presentation] 低浸透圧ストレスはOSR1/SPAKを持続的にリン酸化する2008

    • Author(s)
      内藤省太郎, 頼建光, 他4名
    • Organizer
      第51回日本腎臓学会学術総会
    • Place of Presentation
      福岡
    • Year and Date
      20080500
  • [Presentation] Molecularpathogenesis ofpseudohypoaldosteronism type II : analysis of a Wnk4D561A/+ knock-in mice2007

    • Author(s)
      Rai T, 他12名
    • Organizer
      第13回分子腎臓研究会
    • Place of Presentation
      東京
    • Year and Date
      20070900
  • [Presentation] Molecularpathogenesis of pseudohypoaldosteronism tupe II : generation and analysis of a Wnk4D561A/+knock-in mouse model2007

    • Author(s)
      Yang S, Rai T, 他11名
    • Organizer
      第50回日本腎臓学会学術総会
    • Place of Presentation
      浜松
    • Year and Date
      20070500
  • [Presentation] Generation andanalysis of Wnk4D561A/+ knock-in mice2007

    • Author(s)
      Yang S, Rai T, 他11名
    • Organizer
      ISN-Nature Genetics ForefrontsSymposium on Nephrogenetics : fromDevelopment to Physiology
    • Place of Presentation
      Danvers USA
    • Year and Date
      20070300
  • [Presentation] WNK1発現MDCKII細胞におけるparacellularのCl透過性とclaudin4のに関する検討2006

    • Author(s)
      太田哲人,頼建光, 他3名
    • Organizer
      第12回分子腎臓研究会
    • Place of Presentation
      東京
    • Year and Date
      20060900
  • [Presentation] WNK1遺伝子の強発現により細胞間のchloride透過性は亢進し、claudin4はリン酸化が増加する2006

    • Author(s)
      太田哲人, 頼建光, 他3名
    • Organizer
      第49回日本腎臓学会学術総会
    • Place of Presentation
      東京
    • Year and Date
      20060600

URL: 

Published: 2010-06-10   Modified: 2016-04-21  

Information User Guide FAQ News Terms of Use Attribution of KAKENHI

Powered by NII kakenhi