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2010 Fiscal Year Final Research Report

Regression of hypertension : molecular analysis and epigenetic assessment

Research Project

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Project/Area Number 20590984
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Kidney internal medicine
Research InstitutionKeio University

Principal Investigator

SASAMURA Hiroyuki  Keio University, 医学部, 准教授 (00235293)

Co-Investigator(Kenkyū-buntansha) ITOH Hiroshi  慶應義塾大学, 医学部, 教授 (40252457)
Project Period (FY) 2008 – 2010
Keywords高血圧 / 退行 / レニンーアンジオテンシン系
Research Abstract

Hypertension is the most prevalent disease in Japan, and affects at least one in four of the general population. Although hypertension is considered to be a progressive, irreversible disease, we demonstrated in this study that reversal or regression of hypertension may be feasible in animal models of hypertension. Regression of hypertension was achieved by 'pulse' treatment with an angiotensin receptor blocker at 10-50 times the normal dose, by a mechanism involving reversal of renal arteriolar hypertrophy.

  • Research Products

    (26 results)

All 2010 2009 2008

All Journal Article (6 results) (of which Peer Reviewed: 6 results) Presentation (20 results)

  • [Journal Article] Regression of glomerulosclerosis in response to transient treatment with angiotensin II blockers is attenuated by blockade of matrix metalloproteinase-2.2010

    • Author(s)
      K.Hayashi, H.Sasamura, K.Ishiguro, Y.Sakamaki, T.Azegami, H.Itoh
    • Journal Title

      Kidney International 78

      Pages: 69-78

    • Peer Reviewed
  • [Journal Article] Absence of gelatinase (MMP-9) or collagenase (MMP-13) attenuates adriamycin-induced albuminuria and glomerulosclerosis.2010

    • Author(s)
      Y.Sakamaki, H.Sasamura, K.Hayashi, K.Ishiguro, H.Takaishi, H.Okada, J.M.D'Armiento, T.Saruta, H.Itoh
    • Journal Title

      Nephron 115

      Pages: e22-e32

    • Peer Reviewed
  • [Journal Article] Pulse treatment with high-dose angiotensin blocker reverses renal arteriolar hypertrophy and regresses hypertension.2009

    • Author(s)
      K.Ishiguro, K.Hayashi, H.Sasamura, Y.Sakamaki, H.Itoh
    • Journal Title

      Hypertension 53

      Pages: 83-89

    • Peer Reviewed
  • [Journal Article] Prevention and regression of hypertension: role of renal microvascular protection.2009

    • Author(s)
      H.Sasamura, K.Hayashi, K.Ishiguro, H.Nakaya, T.Saruta, H.Itoh
    • Journal Title

      Hypertension Research 32

      Pages: 658-664

    • Peer Reviewed
  • [Journal Article] Differential effects of transient treatment of spontaneously hypertensive rats with various antihypertensive agents on the subsequent development of diabetic nephropathy.2008

    • Author(s)
      K.Ishiguro, H.Sasamura, Y.Sakamaki, K.Hayashi, H.Itoh
    • Journal Title

      Nephron 109

      Pages: 20-28

    • Peer Reviewed
  • [Journal Article] Short treatment with the angiotensin receptor blocker candesartan surveyed by telemedicine (STAR CAST) study : rationale and study design.2008

    • Author(s)
      H.Sasamura, H.Nakaya, T.Takebayashi, Y.Sato, K.Ishiguro, M.Ryuzaki, M.Murakami, S.Julius, H.Itoh
    • Journal Title

      Hypertension Research 31

      Pages: 1843-1849

    • Peer Reviewed
  • [Presentation] The short treatment with the angiotensin receptor blocker candesartan surveyed by telemedicine (STAR CAST) study : design and preliminary report.2010

    • Author(s)
      H.Sasamura, H.Nakaya, S.Julius, Y.Sato, H.Itoh
    • Organizer
      23^<rd> Scientific Meeting of the International Society of Hypertension
    • Place of Presentation
      Vancouver
    • Year and Date
      2010-09-26
  • [Presentation] Transient treatment with high-dose angiotensin receptor blocker (ARB) causes regression of hypertension in a rat model of metabolic syndrome (SHRmcr-cp).2010

    • Author(s)
      K.Ishiguro, H.Sasamura, Y.Sakamaki, K.Hayashi, T Azegami, H.Itoh
    • Organizer
      23^<rd> Scientific Meeting of the International Society of Hypertension
    • Place of Presentation
      Vancouver
    • Year and Date
      2010-09-26
  • [Presentation] Prevention of hypertension and renal injury by a renin-angiotensin system (RAS) vaccine in L-NAME-treated spontaneously hypertensive rats (SHR).2010

    • Author(s)
      T.Azegami, H.Sasamura, K.Hayashi, K.Ishiguro, H.Itoh
    • Organizer
      23^<rd> Scientific Meeting of the International Society of Hypertension
    • Place of Presentation
      Vancouver
    • Year and Date
      2010-09-26
  • [Presentation] Short-term treatment with high-dose angiotensin blocker (ARB) induces sustained regression of adriamycin-induced glomerulosclerosis and albuminuria.2010

    • Author(s)
      K.Hayashi, H.Sasamura, K.Ishiguro, Y.Sakamaki, T.Azegami, H.Itoh
    • Organizer
      23^<rd> Scientific Meeting of the International Society of Hypertension
    • Place of Presentation
      Vancouver
    • Year and Date
      2010-09-26
  • [Presentation] Assessment of potential risk factors for cardiovascular disease in patients with chronic kidney disease (CKD) by metabolome analysis.2010

    • Author(s)
      K.Hayashi, H.Sasamura, T.Hishiki, M.Suematsu, S.Ikeda, T.Soga, H.Itoh
    • Organizer
      23^<rd> Scientific Meeting of the International Society of Hypertension
    • Place of Presentation
      Vancouver
    • Year and Date
      2010-09-26
  • [Presentation] Efficacy of renin-angiotensin system (RAS) vaccine for prevention of proteinuria and renal injury in spontaneously hypertensive rats (SHR).2010

    • Author(s)
      T.Azegami, H.Sasamura, K.Hayashi, K.Ishiguro, H.Itoh
    • Organizer
      6^<th> International Congress of Pathophysiology
    • Place of Presentation
      Montreal
    • Year and Date
      2010-09-22
  • [Presentation] Role of extracellular matrix (ECM) remodeling in high-dose angiotensin blocker-induced regression of hypertension and glomerulosclerosis.2010

    • Author(s)
      K.Hayashi, H.Sasamura, K.Ishiguro, Y.Sakamaki, T.Azegami, H.Itoh
    • Organizer
      6^<th> International Congress of Pathophysiology
    • Place of Presentation
      Montreal
    • Year and Date
      2010-09-22
  • [Presentation] The short treatment with the angiotensin receptor blocker candesartan surveyed by telemedicine (STAR CAST) study : rationale and interim report.2010

    • Author(s)
      H.Sasamura, H.Nakaya, S.Julius, Y.Sato, H.Itoh
    • Organizer
      20^<th> European Meeting of Hypertension
    • Place of Presentation
      Oslo
    • Year and Date
      2010-06-18
  • [Presentation] Prevention of proteinuria and renal injury by a renin-angiotensin system (RAS) vaccine in spontaneously hypertensive rats (SHR).2010

    • Author(s)
      T.Azegami, H.Sasamura, K.Hayashi, K.Ishiguro, H.Itoh
    • Organizer
      International Society of Nephrology Nexus Symposium
    • Place of Presentation
      Kyoto
    • Year and Date
      2010-04-15
  • [Presentation] Treatment with high-dose angiotensin blocker regresses adriamycin-induced glomerulosclerosis and albuminuria.2010

    • Author(s)
      K.Hayashi, H.Sasamura, K.Ishiguro, Y.Sakamaki, T.Azegami, H.Itoh
    • Organizer
      International Society of Nephrology Nexus Symposium
    • Place of Presentation
      Kyoto
    • Year and Date
      2010-04-15
  • [Presentation] Metabolomic profiling as a tool for the assessment of patients with chronic kidney disease.2010

    • Author(s)
      K.Hayashi, H.Sasamura, T.Hishiki, M.Suematsu, S.Ikeda, T.Soga, H.Itoh
    • Organizer
      International Society of Nephrology Nexus Symposium
    • Place of Presentation
      Kyoto
    • Year and Date
      2010-04-15
  • [Presentation] Microarray analysis of mechanisms involved in the prevention and regression of hypertension by angiotensin receptor blocker (ARB) in spontaneously hypertensive rats.2010

    • Author(s)
      H.Sasamura, K.Hayashi, K.Ishiguro, Y.Sakamaki, T.Azegami, H.Itoh
    • Organizer
      14^<th> International Congress of Endocrinology
    • Place of Presentation
      Kyoto
    • Year and Date
      2010-03-26
  • [Presentation] 'Pulse' treatment with high-dose angiotensin receptor blocker (ARB) causes regression of hypertension in SHRmcr-cp rats with metabolic syndrome.2010

    • Author(s)
      K.Ishiguro, H.Sasamura, Y.Sakamaki, K.Hayashi, H.Itoh
    • Organizer
      14^<th> International Congress of Endocrinology
    • Place of Presentation
      Kyoto
    • Year and Date
      2010-03-26
  • [Presentation] Matrix metalloproteinase-9 (MMP-9) deletion suppresses the development of glomerulosclerosis in mice by a blood pressureand oxidative stress-independent mechanism.2008

    • Author(s)
      Y.Sakamaki, H.Sasamura, K.Kshiguro, K.Hayashi, Y.Okada, T.Saruta, H.Itoh
    • Organizer
      22nd Scientific Meeting, International Society of Hypertension
    • Place of Presentation
      Berlin
    • Year and Date
      2008-06-14
  • [Presentation] Comparison of costs between angiotensin receptor blocker (ARB) and calcium channel blocker (CCB) in hypertensive patients with high cardiovascular risks and analysis of the effects of new-onset diabetes, from the CASE-J Trial.2008

    • Author(s)
      H.Nakaya, H.Sasamura, Y.Sakamaki, S.Ikeda, Y.Sato, H.Itoh
    • Organizer
      22nd Scientific Meeting, International Society of Hypertension
    • Place of Presentation
      Berlin
    • Year and Date
      2008-06-14
  • [Presentation] Transient prepubertal exposure to an angiotensin receptor blocker or aldosterone antagonist suppresses the development of nephropathy in streptozotocin-induced diabetic hypertensive rats.2008

    • Author(s)
      K.Ishiguro, H.Sasamura, Y.Sakamaki, K.Hayashi, T.Saruta, H.Itoh
    • Organizer
      22nd Scientific Meeting, International Society of Hypertension
    • Place of Presentation
      Berlin
    • Year and Date
      2008-06-14
  • [Presentation] 'Pulse' treatment with high-dose angiotensin receptor blocker (ARB) causes prominent regression of established glomerulosclerotic lesions in mice.2008

    • Author(s)
      K.Hayashi, H.Sasamura, K.Ishiguro, Y.Sakamaki, H.Itoh
    • Organizer
      22nd Scientific Meeting, International Society of Hypertension
    • Place of Presentation
      Berlin
    • Year and Date
      2008-06-14
  • [Presentation] Microarray analysis of vascular and renal mechanisms involved in suppression of hypertension development by prehypertensive treatment in spontaneously hypertensive rats (SHR).2008

    • Author(s)
      K.Hayashi, K.Ishiguro, H.Sasamura, Y.Sakamaki, H.Itoh
    • Organizer
      22nd Scientific Meeting, International Society of Hypertension
    • Place of Presentation
      Berlin
    • Year and Date
      2008-06-14
  • [Presentation] Effects of 'pulse' treatment with high-dose angiotensin receptor blocker (ARB) or calcium channel blocker (CCB) on regression of hypertension and microvascular remodeling in spontaneously hypertensive rats (SHR).2008

    • Author(s)
      K.Ishiguro, K.Hayashi, H.Sasamura, Y.Sakamaki, T.Saruta, H.Itoh
    • Organizer
      22nd Scientific Meeting, International Society of Hypertension
    • Place of Presentation
      Berlin
    • Year and Date
      2008-06-14
  • [Presentation] Short treatment with the angiotensin receptor blocker candesartan surveyed by telemedicine (STAR CAST) study : rationale and study design.2008

    • Author(s)
      H.Sasamura, H.Nakaya, T.Takebayashi, Y.Sato, K.Ishiguro, M.Ryuzaki, M.Murakami, S.Julius, H.Itoh
    • Organizer
      22nd Scientific Meeting, International Society of Hypertension
    • Place of Presentation
      Berlin
    • Year and Date
      2008-06-14

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Published: 2012-01-26   Modified: 2016-04-21  

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