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2010 Fiscal Year Final Research Report

Gene expression profile of tonsils of patients with IgA nephropathy

Research Project

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Project/Area Number 20590957
Research Category

Grant-in-Aid for Scientific Research (C)

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

Principal Investigator

IMAI Enyu  Osaka University, 大学院・医学系研究科, 特任准教授 (00223305)

Co-Investigator(Kenkyū-buntansha) NAGASAWA Yasuyuki  大阪大学, 大学院・医学系研究科, 助教 (10379167)
Project Period (FY) 2008 – 2010
KeywordsIgA腎症 / マイクロアレイ / APOBEC2 / 遺伝子解析 / 腎臓内科学
Research Abstract

We analyzed the gene expression in the tonsils of patients with IgA nephropathy (N=23) using microarray, compared with those with patients suffering from chronic tonsillitis without IgAN (N=22). We confirmed12 up-regulated genes including APOBEC2, CALB2, DUSP27, and CXCL11. APOBEC2 was positively stained in the epithelium and the peripheral region of the germinal center. The APOBEC2 was confirmed to be elevated in the tonsils in another 73 IgAN patients. These results suggest that the APOBEC2 might be associated with development of IgAN.

  • Research Products

    (29 results)

All 2010 2009 2008

All Journal Article (28 results) (of which Peer Reviewed: 28 results) Presentation (1 results)

  • [Journal Article] Fetuin-mineral complex reflects extraosseous calcification stress in CKD2010

    • Author(s)
      Hamano T, Matsui I, Mikami S, Tomida K, Fujii N, Imai E, Rakugi H, Isaka Y
    • Journal Title

      J Am Soc Nephrol. Nov;21(11)

      Pages: 1998-2007

    • Peer Reviewed
  • [Journal Article] Effects of chronic kidney disease and post-angiographic acute kidney injury on long-term prognosis after coronary artery angiography.2010

    • Author(s)
      Kimura T, Obi Y, Yasuda K, Sasaki KI, Takeda Y, Nagai Y, Imai E, Rakugi H, Isaka Y, Hayashi T.
    • Journal Title

      Nephrol Dial Transplant.[Epub ahead of print]

    • Peer Reviewed
  • [Journal Article] Impact of age and overt proteinuria on outcomes of stage 3 to 5 chronic kidney disease in a referred cohort.2010

    • Author(s)
      Obi Y, Kimura T, Nagasawa Y, Yamamoto R, Yasuda K, Sasaki K, Kitamura H, Imai E, Rakugi H, Isaka Y, Hayashi T
    • Journal Title

      Clin J Am Soc Nephrol. 5(9)

      Pages: 1558-1565

    • Peer Reviewed
  • [Journal Article] Cigarette smoking and progression of IgA nephropathy.2010

    • Author(s)
      Yamamoto R, Nagasawa Y, Shoji T, Iwatani H, Hamano T, Kawada N, Inoue K, Uehata T, Kaneko T, Okada N, Moriyama T, Horio M, Yamauchi A, Tsubakihara Y, Imai E, Rakugi H, Isaka Y
    • Journal Title

      Am J Kidney Dis 56(2)

      Pages: 313-324

    • Peer Reviewed
  • [Journal Article] Specialist care and improved long-term survival of dialysis patients.2010

    • Author(s)
      Furumatsu Y, Nagasawa Y, Yamamoto R, Iio K, Iwatani H, Matsui I, Takabatake Y, Kawada N, Shoji T, Imai E, Isaka Y, Rakugi H
    • Journal Title

      Nephrol Dial Transplant. 25(6)

      Pages: 1930-1935

    • Peer Reviewed
  • [Journal Article] A candidate gene approach to genetic prognostic factors of IgA nephropathy--a result of Polymorphism REsearch to DIstinguish genetic factors Contributing To progression of IgA Nephropathy (PREDICT-IgAN).2009

    • Author(s)
      Yamamoto R, Nagasawa Y, Shoji T, Inoue K, Uehata T, Kaneko T, Okada T, Yamauchi A, Tsubakihara Y, Imai E, Isaka Y, Rakugi H.
    • Journal Title

      Nephrol Dial Transplant. 24(12)

      Pages: 3686-3694

    • Peer Reviewed
  • [Journal Article] Fully phosphorylated fetuin-A forms a mineral complex in the serum of rats with adenine-induced renal failure.2009

    • Author(s)
      Matsui I, Hamano T, Mikami S, Fujii N, Takabatake Y, Nagasawa Y, Kawada N, Ito T, Rakugi H, Imai E, Isaka Y.
    • Journal Title

      Kidney Int.

      Pages: 915-928

    • Peer Reviewed
  • [Journal Article] In vivo transfer of small interfering RNA or small hairpin RNA targeting glomeruli.2009

    • Author(s)
      Takabatake Y, Isaka Y, Imai E.
    • Journal Title

      Methods Mol Biol. 466

      Pages: 251-263

    • Peer Reviewed
  • [Journal Article] Serum 25-hydroxyvitamin D as an independent determinant of 1-84 PTH and bone mineral density in non-diabetic predialysis CKD patients.2009

    • Author(s)
      Tomida K, Hamano T, Mikami S, Fujii N, Okada N, Matsui I, Nagasawa Y, Moriyama T, Ito T, Imai E, Isaka Y, Rakugi H.
    • Journal Title

      Bone 44(4)

      Pages: 678-683

    • Peer Reviewed
  • [Journal Article] on behalf of the collaborators for developing the Japanese equation for estimating GFR.: Simple sampling strategy for measuring inulin renal clearance.2008

    • Author(s)
      Horio M, Imai E, Yasuda Y, Hishida A, Matsuo S
    • Journal Title

      Clin Exp Nephrol. 13(1)

      Pages: 50-54

    • Peer Reviewed
  • [Journal Article] Albuminuria is associated with the incidence of some cancers in nondiabetic individuals.2008

    • Author(s)
      Furumatsu Y, Imai E.
    • Journal Title

      Nat Clin Pract Nephrol. 4(11)

      Pages: 588-589

    • Peer Reviewed
  • [Journal Article] Histological reaction of sintered nanohydroxyapatite-coated cuff and its fibroblast-like cell hybrid for an indwelling catheter.2008

    • Author(s)
      Furuzono T, Ueki M, Kitamura H, Oka K, Imai E.
    • Journal Title

      J Biomed Mater Res B Appl Biomater.[Epub ahead of print]

    • Peer Reviewed
  • [Journal Article] Valvular injury in a patient with PR3-ANCA-associated glomerulonephritis.2008

    • Author(s)
      Iwatani H, Nagasawa Y, Oka K, Isaka Y, Imai E.
    • Journal Title

      Nat Clin Pract Nephrol. 4(10)

      Pages: 576-582

    • Peer Reviewed
  • [Journal Article] Serum osteoprotegerin as a screening tool for coronary artery calcification score in diabetic pre-dialysis patients.2008

    • Author(s)
      Mikami S, Hamano T, Fujii N, Nagasawa Y, Isaka Y, Moriyama T, Matsuhisa M, Ito T, Imai E, Hori M.
    • Journal Title

      Hypertens Res. 31(6)

      Pages: 1163-1170

    • Peer Reviewed
  • [Journal Article] CKD-JAC Study Group.: Chronic Kidney Disease Japan Cohort (CKD-JAC) study : design and methods2008

    • Author(s)
      Imai E, Matsuo S, Makino H, Watanabe T, Akizawa T, Nitta K, Iimuro S, Ohashi Y, Hishida A
    • Journal Title

      Hypertens Res. 31(6)

      Pages: 1101-1107

    • Peer Reviewed
  • [Journal Article] Chronic kidney disease in Asia2008

    • Author(s)
      Imai E, Matsuo S.
    • Journal Title

      Lancet. 371(9631)

      Pages: 2147-2148

    • Peer Reviewed
  • [Journal Article] Pharmacokinetics of olmesartan medoxomil in hemodialysis patients: little effect of dialysis upon its pharmacokinetics.2008

    • Author(s)
      Tanaka H, Nagasawa Y, Matsui I, Hamano T, Iwatani H, Kawada N, Horio M, Ito T, Isaka Y, Imai E.
    • Journal Title

      Clin Exp Nephrol. 13(1)

      Pages: 61-65

    • Peer Reviewed
  • [Journal Article] Cardiac troponin T predicts occult coronary artery stenosis in patients with chronic kidney disease at the start of renal replacement therapy.2008

    • Author(s)
      Hayashi T, Obi Y, Kimura T, Iio K, Sumitsuji S, Takeda Y, Nagai Y, Imai E.
    • Journal Title

      Nephrol Dial Transplant. 23(9)

      Pages: 2936-2942

    • Peer Reviewed
  • [Journal Article] Slower decline of glomerular filtration rate in the Japanese general population : a longitudinal 10-year follow-up study.2008

    • Author(s)
      Imai E, Horio M, Yamagata K, Iseki K, Hara S, Ura N, Kiyohara Y, Makino H, Hishida A, Matsuo S.
    • Journal Title

      Hypertens Res. 31(3)

      Pages: 433-441

    • Peer Reviewed
  • [Journal Article] Bcl-2 protects tubular epithelial cells from ischemia reperfusion injury by inhibiting apoptosis2008

    • Author(s)
      Suzuki C, Isaka Y, Shimizu S, Tsujimoto Y, Takabatake Y, Ito T, Takahara S, Imai E.
    • Journal Title

      Cell Transplant. 17(1-2)

      Pages: 223-229

    • Peer Reviewed
  • [Journal Article] Glycocalyx damage estimated using colloidal iron staining.2008

    • Author(s)
      Zhang D, Isaka Y, Imamura R, Ichimaru N, Shi Y, Imai E, Tian Y, Ohtsuka A, Takahara S.
    • Journal Title

      Cell Transplant. 17(1-2)

      Pages: 159-163

    • Peer Reviewed
  • [Journal Article] Carbamylated erythropoietin improves angiogenesis and protects the kidneys from ischemia-reperfusion injury.2008

    • Author(s)
      Imamura R, Okumi M, Isaka Y, Ichimaru N, Moriyama T, Imai E, Nonomura N, Takahara S, Okuyama A.
    • Journal Title

      Cell Transplant. 17(1-2)

      Pages: 135-141

    • Peer Reviewed
  • [Journal Article] Chronic deteriorating renal function and renal fibrosis.2008

    • Author(s)
      Isaka Y, Takahara S, Imai E.
    • Journal Title

      Contrib Nephrol. 159

      Pages: 109-121

    • Peer Reviewed
  • [Journal Article] Even partial remission of proteinuria is associated with better renal outcome in patients with IgA nephropathy.: Even partial remission of proteinuria is associated with better renal outcome in patients with IgA nephropathy.2008

    • Author(s)
      Yamamoto R, Imai E.
    • Journal Title

      Nat Clin Pract Nephrol. 4(5)

      Pages: 246-247

    • Peer Reviewed
  • [Journal Article] Renal artery injection for delivery of biological materials to the glomerulus.2008

    • Author(s)
      Takabatake Y, Isaka Y, Imai E.
    • Journal Title

      Nephrology (Carlton). 13(1)

      Pages: 23-26

    • Peer Reviewed
  • [Journal Article] Participation of autophagy in renal ischemia/reperfusion injury.2008

    • Author(s)
      Suzuki C, Isaka Y, Takabatake Y, Tanaka H, Koike M, Shibata M, Uchiyama Y, Takahara S, Imai E.
    • Journal Title

      Biochem Biophys Res Commun 368(1)

      Pages: 100-106

    • Peer Reviewed
  • [Journal Article] Nonerythropoietic derivative of erythropoietin protects against tubulointerstitial injury in a unilateral ureteral obstruction model.2008

    • Author(s)
      Kitamura H, Isaka Y, Takabatake Y, Imamura R, Suzuki C, Takahara S, Imai E.
    • Journal Title

      Nephrol Dial Transplant. 23(5)

      Pages: 1521-1528

    • Peer Reviewed
  • [Journal Article] Effect of renin-angiotensin-aldosterone system triple blockade on non-diabetic renal disease: addition of an aldosterone blocker, spironolactone, to combination treatment with an angiotensin-converting enzyme inhibitor and angiotensin II receptor blocker.2008

    • Author(s)
      Furumatsu Y, Nagasawa Y, Tomida K, Mikami S, Kaneko T, Okada N, Tsubakihara Y, Imai E, Shoji T.
    • Journal Title

      Hypertens Res. 31(1)

      Pages: 59-67

    • Peer Reviewed
  • [Presentation] Microarray analysis of upregulated genes in tonsil of IgA nephropathy patients compared with that of tonsillitis2008

    • Author(s)
      Kenichiro Iio, Yasuyuki Nagasawa, Ryohei Yamamoto, Yoshiyuki Furumatsu, Hirotsugu Iwatani, Enyu Imai, Yoshitaka Isaka, Hiromi Rakugi
    • Organizer
      Annual Meeting of American Society of Nephrology
    • Place of Presentation
      Philadelphia, USA
    • Year and Date
      20081106-20081109

URL: 

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

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