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2008 Fiscal Year Final Research Report

Alteration of renal lipid metabolism and its physiological importancein animal model of metabolic syndrome

Research Project

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Project/Area Number 19590937
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Kidney internal medicine
Research InstitutionThe University of Tokyo

Principal Investigator

ISHIZAKA Nobukazu  The University of Tokyo, 医学部・付属病院, 講師 (20270879)

Co-Investigator(Kenkyū-buntansha) SAITO Kan  東京大学, 医学部・附属病, 助教 (60422292)
TSUKAMOTO Kazuhisa  東京大学, 医学部・附属病, 講師 (20251233)
NOIRI Eisei  東京大学, 医学部・附属病, 準教授 (00301820)
Project Period (FY) 2007 – 2008
Keywords脂質 / リポトキシティ / レニン・アンジオテンシン系 / インスリン抵抗性 / メタボリックシンドローム / 腎機能 / 蛋白尿 / PPAR アゴニスト
Research Abstract

2型糖尿病および高血圧を自然発症するOLETFラットの腎尿細管において、脂肪滴の集積とO_2-過剰産生を認めた。アンジオテンシンII受容体拮抗薬、またはカルシウム拮抗薬の連続8週投与は、OLETF腎における腎脂質含量を低下させ、O_2-産生亢進を抑制し、また、AMP キナーゼの活性を亢進していることが明らかになった。いずれの降圧剤も糖尿病モデルにおける腎リポトキシシティ改善に有効である可能性がある。

  • Research Products

    (33 results)

All 2009 2008 2007

All Journal Article (19 results) (of which Peer Reviewed: 17 results) Presentation (14 results)

  • [Journal Article] Roles ofMEK/ERK pathway in vascular and renaltubular actions of angiotensin II2009

    • Author(s)
      Seki G, Yamada H, Lia Y, Horita S, Ishizaka N, Koike K, Fujita T
    • Journal Title

      Vascular Disease Prevention (in press)

    • Peer Reviewed
  • [Journal Article] Associationbetween metabolic syndrome and carotidatherosclerosis in individuals withoutdiabetes based on the oral glucosetolerance test2009

    • Author(s)
      Ishizaka N, Ishizaka Y, Yamakado M, Toda E, Koike K, Nagai R
    • Journal Title

      Atherosclerosis 204(2)

      Pages: 619-623

    • Peer Reviewed
  • [Journal Article] Administration of angiotensin II,but not catecholamines, inducesaccumulation of lipids in the rat heart2009

    • Author(s)
      Hongo M, Ishizaka N, Furuta K, YahagiN, Saito K, Sakurai R, Matsuzaki G, Nagai R
    • Journal Title

      Eur J Pharmacol 604(1-3)

      Pages: 87-92

    • Peer Reviewed
  • [Journal Article] 健診受診男性におけるCKDと頸動脈肥厚の関連2008

    • Author(s)
      石坂信和
    • Journal Title

      血圧 15(5)

      Pages: 380-381

  • [Journal Article] CKDと肥満の関連2008

    • Author(s)
      石坂信和
    • Journal Title

      血圧 15(5)

      Pages: 382-383

  • [Journal Article] Are serumcarcinoembryonic antigen levelsassociated with carotid atherosclerosis in Japanese men?2008

    • Author(s)
      Ishizaka N, Ishizaka Y, Toda E, Koike K, Yamakado M, Nagai R
    • Journal Title

      Arterioscler Thromb Vasc Biol 28(1)

      Pages: 160-165

    • Peer Reviewed
  • [Journal Article] Association betweencigarette smoking with chronic kidneydisease in Japanese men2008

    • Author(s)
      Ishizaka N, Ishizaka Y, Toda E, Shimomura H, Koike K, Seki G, Nagai R, Yamakado M
    • Journal Title

      Hypertension Res 31(3)

      Pages: 485-492

    • Peer Reviewed
  • [Journal Article] Relationship between blood pressureand chronic kidney disease in theJapanese population : The lower thebetter even in individuals without hypertension?2008

    • Author(s)
      Higashikuni Y, Ishizaka N, Ishizaka Y,Toda E, Nagai R, Yamakado M
    • Journal Title

      Hypertension Res 31(2)

      Pages: 213-219

    • Peer Reviewed
  • [Journal Article] Comparison ofvasculoprotective effects of benidipineand losartan in a rat model of metabolic syndrome2008

    • Author(s)
      Matsuzaki G, Ishizaka N, Furuta K, Hongo M, Saito K, Sakurai R, Koike K, Nagai R
    • Journal Title

      Eur J Pharmacol 587(1-3)

      Pages: 237-242

    • Peer Reviewed
  • [Journal Article] Critical role of bone marrow angiotensinII type 1 receptor in the pathogenesis ofatherosclerosis in apolipoprotein Edeficient mice2008

    • Author(s)
      Fukuda D, Sata M, Ishizaka N, Nagai R
    • Journal Title

      Arterioscler Thromb Vasc Biol 28(1)

      Pages: 90-96

    • Peer Reviewed
  • [Journal Article] Relationship between smoking, whiteblood cell count and metabolic syndromein Japanese women2007

    • Author(s)
      Ishizaka N, Ishizaka Y, Toda E, Nagai R, Koike K, Hashimoto H, Yamakado M
    • Journal Title

      Diabetes Res Clin Pract 78(1)

      Pages: 72-76

    • Peer Reviewed
  • [Journal Article] Carotid ultrasonography ingeneral health screening : Noninvasiveassessment of early atherosclerosis2007

    • Author(s)
      Ishizaka N
    • Journal Title

      Ningen Dock 21(6)

      Pages: 47-49

    • Peer Reviewed
  • [Journal Article] Is metabolic syndrome arisk factor for carotid atherosclerosis innormotensive and prehypertensive individuals?2007

    • Author(s)
      Ishizaka N, Ishizaka Y, Toda E, Nagai R, Yamakado M
    • Journal Title

      Journal of Atherosclerosis and Thrombosis 14(2)

      Pages: 72-77

    • Peer Reviewed
  • [Journal Article] Associationbetween serum albumin, carotidatherosclerosis, and metabolic syndromein Japanese individuals2007

    • Author(s)
      Ishizaka N, Ishizaka Y, Nagai R, Toda E, Hashimoto H, Yamakado M
    • Journal Title

      Atherosclerosis 193(2)

      Pages: 373-379

    • Peer Reviewed
  • [Journal Article] Higher serum uric acid is associated withincreased arterial stiffness in Japanese individuals2007

    • Author(s)
      Ishizaka N, Ishizaka Y, Toda E, Hashimoto H, Nagai R, Yamakado M
    • Journal Title

      Atherosclerosis 192(1)

      Pages: 131-137

    • Peer Reviewed
  • [Journal Article] Downregulation ofklotho gene expression in streptozotoc ininduced diabetic rats2007

    • Author(s)
      Ishizaka N, Matsuzaki G, Saito K, FurutaK, Mori I, Nagai R
    • Journal Title

      Geriatrics & Gerontology International 7(3)

      Pages: 285-292

    • Peer Reviewed
  • [Journal Article] Association between obesity and chronic kidney disease in Japanese : Differencein gender and hypertensive status?2007

    • Author(s)
      Ishizaka N, Ishizaka Y, Toda E, Koike K,Seki G, Nagai R, Yamakado M
    • Journal Title

      Hypertension Res 30(11)

      Pages: 1059-1064

    • Peer Reviewed
  • [Journal Article] Association between chronic kidneydisease and carotid intima-mediathickening in individuals withhypertension and impaired glucosemetabolism2007

    • Author(s)
      Ishizaka N, Ishizaka Y, Toda E, Koike K, Seki G, Nagai R, Yamakado M
    • Journal Title

      Hypertension Res 30(11)

      Pages: 1035-1041

    • Peer Reviewed
  • [Journal Article] Angiotensin II-induced regulation of theexpression and localization of ironmetabolism-Related genes in the rat kidney2007

    • Author(s)
      Ishizaka N, Saito K, Furuta K, MatsuzakiG, Koike K, Noiri E, Nagai R
    • Journal Title

      Hypertension Res 30(2)

      Pages: 195-202

    • Peer Reviewed
  • [Presentation] アンジオテンシンIIによる腎・心への脂質集積2008

    • Author(s)
      本郷真紀子、石坂信和、齋藤幹、古田恭子、松崎弦、桜井良太、永井良三
    • Organizer
      第9回アンジオテンシン研究会
    • Place of Presentation
      東京
    • Year and Date
      2008-12-13
  • [Presentation] 2型糖尿病ラットにおけるカルシウム拮抗薬とアンジオテンシンII受容体拮抗薬の血管内皮保護作用の比較2008

    • Author(s)
      石坂信和、本郷真紀子、齋藤幹、松崎弦、桜井良太、古田恭子、永井良三
    • Organizer
      第49回日本脈管学会総会
    • Place of Presentation
      東京
    • Year and Date
      2008-10-24
  • [Presentation] アンジオテンシンIIによる血管障害への鉄キレーター治療の可能性についての検討2008

    • Author(s)
      本郷真紀子、石坂信和、齋藤幹、松崎弦、桜井良太、古田恭子、永井良三
    • Organizer
      第49回日本脈管学会総会
    • Place of Presentation
      東京
    • Year and Date
      2008-10-24
  • [Presentation] アンジオテンシンII投与ラットの心臓における脂質集積とその生理的意義2008

    • Author(s)
      本郷真紀子、石坂信和、齋藤幹、古田恭子、松崎弦、桜井良太、永井良三
    • Organizer
      第31回日本高血圧学会
    • Place of Presentation
      札幌
    • Year and Date
      2008-10-11
  • [Presentation] 糖尿病動物モデルの血管障害におけるカルシウム拮抗薬とアンジオテンシンII受容体拮抗薬の効果の比較2008

    • Author(s)
      松崎弦、石坂信和、齋藤幹、本郷真紀子、桜井良太、永井良三
    • Organizer
      第31回日本高血圧学会
    • Place of Presentation
      札幌
    • Year and Date
      2008-10-10
  • [Presentation] PPARアゴニスト投与がアンジオテンシンII 投与ラット腎への脂質集積に与える影響の検討2008

    • Author(s)
      本郷真紀子、石坂信和、齋藤幹、古田恭子、松崎弦、桜井良太、永井良三
    • Organizer
      第31回日本高血圧学会
    • Place of Presentation
      札幌
    • Year and Date
      2008-10-09
  • [Presentation] アンジオテンシンII投与ラットの心臓におけるリポトキシティ2008

    • Author(s)
      本郷真紀子、石坂信和、齋藤幹、松崎弦、桜井亮太、古田恭子、永井良三
    • Organizer
      第56回日本心臓病学会学術集会
    • Place of Presentation
      東京
    • Year and Date
      2008-09-10
  • [Presentation] 高血圧・糖代謝障害が存在しない、または軽度な場合のメタボリックシンドロームと頚計動脈硬化病変2008

    • Author(s)
      石坂信和、石坂裕子、山門 実、永井良三
    • Organizer
      第56回日本心臓病学会学術集会
    • Place of Presentation
      東京
    • Year and Date
      2008-09-08
  • [Presentation] 酸化ストレスと心臓2008

    • Author(s)
      石坂信和
    • Organizer
      第18回 東京高血圧研究会
    • Place of Presentation
      東京
    • Year and Date
      2008-09-06
  • [Presentation] Is metabolic syndome a risk factor for carotid atherosclerosis in individuals with normal fasting gluose?2008

    • Author(s)
      Ishizaka N, Ishizaka Y, Toda E, Nagai R, Yamakado M
    • Organizer
      第72回日本循環器学会総会・学術集会
    • Place of Presentation
      福岡
    • Year and Date
      2008-03-30
  • [Presentation] Cardiac lipidaccumulation in the rat model ofangiotensin II -infusion2008

    • Author(s)
      Ishizaka N, Ishizaka Y, Toda E, Nagai R, Yamakado M
    • Organizer
      第72回日本循環器学会総会・学術集会
    • Place of Presentation
      福岡
    • Year and Date
      2008-03-28
  • [Presentation] Angiotensin IIinduces upregulation of hemeoxygenase-1 and deposition of iron inthe kidney of rat-Possible link tooxidative stress and cellular apoptosis2007

    • Author(s)
      Ishizaka N, Aizawa T, Saito K, Furuta K, Matsuzaki G, Nagai R
    • Organizer
      The Second Congress of InternationalBioIron Society (BioIron 2007)
    • Place of Presentation
      Kyoto
    • Year and Date
      2007-04-05
  • [Presentation] Regulation of ironmetabolism-related genes in the kidneyby angiotensin II2007

    • Author(s)
      Ishizaka N, Saito K, Furuta K, Matsuzaki G, Nagai R
    • Organizer
      The Second Congressof International BioIron Society (BioIron2007)
    • Place of Presentation
      Kyoto
    • Year and Date
      2007-04-05
  • [Presentation] Altered iron homeostasis asan underlying mechanism ofAngiotensin II-induced cardiovascular damage2007

    • Author(s)
      Ishizaka N, Saito K, Furuta K, Matsuzaki G, Nagai R
    • Organizer
      The Second Congress ofInternational BioIron Society (BioIron2007)
    • Place of Presentation
      Kyoto
    • Year and Date
      2007-04-04

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

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