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2013 Fiscal Year Final Research Report

Renal renin-angiotensin system and tubular prorenin endocytosis in diabetic nephropathy with microalbuminuria

Research Project

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Project/Area Number 23591214
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeMulti-year Fund
Section一般
Research Field Kidney internal medicine
Research InstitutionThe University of Tokyo

Principal Investigator

TOJO Akihiro  東京大学, 医学部附属病院, 講師 (50292917)

Project Period (FY) 2011 – 2013
Keywords糖尿病性腎症 / レニン・アンジオテンシン系 / アルブミン / プロレニン
Research Abstract

Glomerular filtration of prorenin and angiotensinogen were increased as similar to that of albumin in early stage diabetic nephropathy with microalbuminuria, and the increased tubular reabsorption of prorenin and angiotensinogen contributed to the enhanced renal renin-angiotensin system in diabetic nephropathy. Suppression of tubular reabsorption of prorenin can be a new target to prevent progression of diabetic nephropathy.

  • Research Products

    (21 results)

All 2014 2013 2012 2011

All Journal Article (9 results) (of which Peer Reviewed: 9 results) Presentation (11 results) Book (1 results)

  • [Journal Article] Urinary and glomerular podocytes in patients with chronic kidney diseases2014

    • Author(s)
      Hanamura K, Tojo, A, FujitaT
    • Journal Title

      Clin. Exp.Nephrol

      Volume: 18(1) Pages: 5-103

    • DOI

      10.1007/s10157-013-0814-8

    • Peer Reviewed
  • [Journal Article] Acute Tubulointerstitial Nephritis with an Autoantibody Response Against Carbonic Anhydrase II2013

    • Author(s)
      Tojo A, Miyashita K, Kinugasa S, Takemura T,Goto A
    • Journal Title

      Am J Med Sci

      Volume: 345(5) Pages: 407-408

    • DOI

      10.1097/MAJ.0b013e318272f1a6

    • Peer Reviewed
  • [Journal Article] Autoimmune disorder phenotypes in HVCN1 gene deficient mice2013

    • Author(s)
      Sasaki M, Tojo A, Okochi Y, Miyawaki N,Kamimura D, Yamaguchi A, Murakami M,Okamura Y
    • Journal Title

      Biochem J

      Volume: 450 Pages: 295-301

    • DOI

      10.1042/BJ20121188

    • Peer Reviewed
  • [Journal Article] The Role of Adrenomedullin in the Renal NADPH Oxidase and (Pro)renin in Diabetic Mice2013

    • Author(s)
      Hayashi M, Tojo A, Shimosawa T, Fujita T
    • Journal Title

      J Diabetes Res

      Volume: vol2013 Pages: 134395

    • DOI

      10.1155/2013/134395

    • Peer Reviewed
  • [Journal Article] The role of the kidney in protein metabolism: the capacity of tubularlysosomal proteolysis in nephrotic syndrome2013

    • Author(s)
      Tojo A
    • Journal Title

      Kidney Int

      Volume: 84 Pages: 861-863

    • DOI

      10.1038/ki.2013.284

    • Peer Reviewed
  • [Journal Article] Mechanisms of glomerular albumin filtration and tubular reabsorption2012

    • Author(s)
      Tojo A, Kinugasa S
    • Journal Title

      Int J Nephrol

      Volume: Volume 2012, Article ID 481520 Pages: 1-9

    • DOI

      10.1155/2012/481520

    • Peer Reviewed
  • [Journal Article] Application of low-vacuum scanning electron microscopy for renal biopsy specimens2012

    • Author(s)
      Miyazaki H, Uozaki H, Tojo A, HirashimaS, Inaga S, Sakuma K, Morishita Y,Fukayama M
    • Journal Title

      Pathol Res Pract

      Volume: 208(9) Pages: 503-9

    • DOI

      10.1016/j.prp.2012.05.006

    • Peer Reviewed
  • [Journal Article] The resistive index is a marker frenal function, pathology, prognosis, and responsiveness to steroid therapy in chronic kidney disease patients2012

    • Author(s)
      Hanamura K, Tojo A, Kinugasa S, Asaba K,Fujita T
    • Journal Title

      International Journal of Nephrology

      Volume: Volume 2012, Article ID 139565 Pages: 1-9

    • DOI

      10.1155/2012/139565

    • Peer Reviewed
  • [Journal Article] Selectiveal buminuria via podocyte albumin transport in puromycin nephrotic rats is attenuated by an inhibitor of NADPH oxidase2011

    • Author(s)
      Kinugasa S, Tojo A, Sakai T, Tsumura H,Takahashi M, Hirata Y, Fujita T
    • Journal Title

      Kidney Int

      Volume: 80(12) Pages: 1328-1338

    • DOI

      10.1038/ki.2011.282

    • Peer Reviewed
  • [Presentation] Effect of angiotensin receptor blockade on sodium-glucose co-transporters and renal gluconeogenesis in diabetic rats2013

    • Author(s)
      Tojo A, Kinugasa S
    • Organizer
      The American Society of Nephrology, Kidney Week 2013
    • Place of Presentation
      Atlanta, GA, USA
    • Year and Date
      20131107-10
  • [Presentation] The reduction and morphological alterations of podocyte slits cause acute kidney injury in minimal change nephrotic syndrome2013

    • Author(s)
      Kinugasa S, Asaba K, Nangaku M, Tojo A
    • Organizer
      The American Society of Nephrology, Kidney Week 2013
    • Place of Presentation
      Atlanta, GA, USA
    • Year and Date
      20131107-10
  • [Presentation] 糖尿病におけるSGLT2と腎糖新生とアンジオテンシン受容体遮断薬の効果2013

    • Author(s)
      藤乗嗣泰、衣笠哲史
    • Organizer
      第36回日本高血圧学会総会
    • Place of Presentation
      大阪
    • Year and Date
      20131024-26
  • [Presentation] 糖尿病ラットにおけるSGLT2と腎糖新生のアンジオテンシン受容体遮断薬による調節2013

    • Author(s)
      藤乘嗣泰、衣笠哲史
    • Organizer
      第45回日本臨床分子形態学会総会
    • Place of Presentation
      福岡
    • Year and Date
      20130913-14
  • [Presentation] 糖尿病ラットにおけるSGLT2と糖新生2013

    • Author(s)
      藤乗嗣泰、衣笠哲史、渡邉隆史
    • Organizer
      第56回日本腎臓学会学術総会
    • Place of Presentation
      東京
    • Year and Date
      20130510-12
  • [Presentation] Increased Renal Uptake of Exogenous Human Prorenin and Angiotensinogen Enhances the Renal Renin-Angiotensin System in Diabetic Rats2012

    • Author(s)
      Kinugasa S, Tojo A, Hirata Y, et al
    • Organizer
      The American Society of Nephrology, Kidney Week 2012
    • Place of Presentation
      San Diego, USA
    • Year and Date
      20121101-04
  • [Presentation] Significance of Foot Process Effacement in Minimal Change Disease with Acute Kidney Injury in Humans and Animal Models2012

    • Author(s)
      Tojo A, Asaba K
    • Organizer
      The American Society of Nephrology, Kidney Week 2012
    • Place of Presentation
      San Diego, USA
    • Year and Date
      20121101-04
  • [Presentation] Streptozotocin糖尿病ラットにおけるヒトプロレニン・アンジオテシノーゲン投与後の腎内局在と生理作用2012

    • Author(s)
      衣笠哲史、藤乗嗣泰、高橋将文、平田恭信、藤田敏郎
    • Organizer
      第35回日本高血圧学会総会
    • Place of Presentation
      名古屋
    • Year and Date
      20120920-22
  • [Presentation] Streptozotocin糖尿病モデルにおける腎組織レニン・アンジオテンシンの役割2012

    • Author(s)
      衣笠哲史、藤乗嗣泰、高橋将文、藤田敏郎
    • Organizer
      第55回日本腎臓学会学術総会
    • Place of Presentation
      横浜
    • Year and Date
      20120601-03
  • [Presentation] 糖尿病におけるAdrenomedullinのレニン・アンジオテンシン系に及ぼす影響2011

    • Author(s)
      藤乗嗣泰、林道夫、下澤達雄、藤田敏郎
    • Organizer
      第34回日本高血圧学会総会
    • Place of Presentation
      栃木
    • Year and Date
      20111020-22
  • [Presentation] Electron microscopic observation of mechanisms of proteinuria in various glomerular diseases2011

    • Author(s)
      Tojo A, Kinugasa S, Fujita T
    • Organizer
      World Congress of Nephrology 2011
    • Place of Presentation
      Vancouver, Canada
    • Year and Date
      20110408-10
  • [Book] Paraneoplastic glomerulopathy associated with renal cell carcinoma. Chapter 7 in the Renal Tumor2013

    • Author(s)
      Tojo A. Edited by Jindong Chen
    • Total Pages
      208
    • Publisher
      InTech

URL: 

Published: 2015-07-16  

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