2004 Fiscal Year Final Research Report Summary
Role of Macrophage in the pathogenesis of diabetic nephropathy and novel therapeutic target.
Project/Area Number |
15590850
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Research Category |
Grant-in-Aid for Scientific Research (C)
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Allocation Type | Single-year Grants |
Section | 一般 |
Research Field |
Kidney internal medicine
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Research Institution | OKAYAMA UNIVERSITY |
Principal Investigator |
SHIKATA Kenichi Okayama University, Hospital, Lecturer, 医学部歯学部附属病院, 講師 (00243452)
|
Co-Investigator(Kenkyū-buntansha) |
MAKINO Hirofumi Okayama University, Graduate School of Medicine, Dentistry and Pharmaceutical Sciences, Department of Medicine and Clinical Science, Professor, 大学院・医歯薬学総合研究科, 教授 (50165685)
和田 淳 岡山大学, 医学部歯学部附属病院, 講師 (30294408)
|
Project Period (FY) |
2003 – 2004
|
Keywords | Diabetic nephropathy / Macrophage / Kidney / Inflammation / ICAM-1 / Glomerulus / Interstitium / TGF-β |
Research Abstract |
Diabetic nephropathy is a leading cause of end-stage renal failure. Several mechanisms, including activation of protein kinase C, advanced glycation end products, and overexpression of transforming growth factor (TGF)-beta, are believed to be involved in the pathogenesis of diabetic nephropathy. However, the significance of inflammatory processes in the pathogenesis of diabetic microvascular complications is poorly understood. Accumulation of macrophages and overexpression of leukocyte adhesion molecules and chemokines are prominent in diabetic human kidney tissues. We previously demonstrated that intercellular adhesion molecule (ICAM)- 1 mediates macrophage infiltration into the diabetic kidney. In the present study, to investigate the role of macrophage in diabetic nephropathy and find a novel therapeutic target, we induced diabetes or 5/6 nepphrectomy in ICAM-1-deficient (ICAM-1(-/-)) mice and ICAM-1(+/+) mice and examined the renal pathology over a period of 6 months. The infiltration of macrophages, albuminuria anc renal tiossue injuries were markedly suppressed in diabetic ICAM-1(-/-) mice or 5/6 nephrectomized ICAM-1(-/-) mice compared with ICAM-1(+/+) mice. We investigated the gene expression profiles in the kidneys of these mice using DNA microarray system. Proinflammatory geses including osteopontin are up-regulated in the kidneys of diabetic or 5/6 nephrectomized ICAM-1(+/+) mice, while the expression levels of these genes were decresased in diabetic or 5/6nephrectomized ICAM-1(-/-) mice as compared to ICAM-1(+/+) mice. These genes might be novel targets for the therapy of diabetic nephropathy.
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Research Products
(20 results)
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[Journal Article] Identification of adipocyte adhesion molecule (ACAM), a novel CTX gene family, implicated in adipocyte maturation and development of obesity.2005
Author(s)
Eguchi J, Wada J, Hida K, Zhang H, Matsuoka T, Baba M, Hashimoto I, Shikata K, Ogawa N, Makino H.
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Journal Title
Biochem J. 5
Pages: 343-353
Description
「研究成果報告書概要(和文)」より
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[Journal Article] Sulfated hyaluronic acid, a potential selectin inhibitor, ameliorates experimentally induced crescentic glomerulonephritis.2005
Author(s)
Ogawa D, Shikata K, Matsuda M, Akima K, Iwahashi M, Okada S, Tsuchiyama Y, Shikata Y, Wada J, Makino H.
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Journal Title
Nephron Exp Nephrol gg:e
Pages: 26-32
Description
「研究成果報告書概要(和文)」より
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[Journal Article] Pathological roles of advanced glycation end product receptors SR-A and CD36.2005
Author(s)
Horiuchi S, Unno Y, Usui H, Shikata K, Takaki K, Koito W, Sakamoto Y, Nagai R, Makino K, Sasao A, Wada J, Makino H
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Journal Title
Ann N Y Acad Sci. 1043
Pages: 671-6752
Description
「研究成果報告書概要(和文)」より
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[Journal Article] Visceral adipose tissue-derived serine protease inhibitor : a unique insulin-sensitizing adipocytokine in obesity.2005
Author(s)
Hida K, Wada J, Eguchi J, Zhang H, Baba M, Seida A, Hashimoto I, Okada T, Yasuhara A, Nakatsuka A, Shikata K, Hourai S, Futami J, Watanabe E, Matsuki Y, Hiramatsu R, Akagi S, Makino H, Kanwar YS.
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Journal Title
Proc Natl Acad Sci USA 26
Pages: 10610-10615
Description
「研究成果報告書概要(和文)」より
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[Journal Article] Methotrexate prevents renal injury in experimental diabetic rats via anti-inflammatory actions.2005
Author(s)
Yozai K, Shikata K, Sasaki M, Tone A, Ohga S, Usui H, Okada S, Wada J, Nagase R, Ogawa D, Shikata Y, Makino H.
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Journal Title
J Am Soc Nephrol. 16
Pages: 3326-3338
Description
「研究成果報告書概要(和文)」より
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[Journal Article] Erythromycin ameliorates renal injury via anti-inflammatory effects in experimental diabetic rats.2005
Author(s)
Tone A, Shikata K, Sasaki M, Ohga S, Yozai K, Nishishita S, Usui H, Nagase R, Ogawa D, Okada S, Shikata Y, Wada J, Makino H.
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Journal Title
Diabetologia. 48
Pages: 2402-2411
Description
「研究成果報告書概要(和文)」より
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[Journal Article] Sulfated hyaluronic acid, a potential selectin inhibitor, ameliorates experimentally induced crescentic glomerulonephritis.2005
Author(s)
Ogawa D, Shikata K, Matsuda M, Akima K, Iwahashi M, Okada S, Tsuchiyama Y, Shikata Y, Wada J, Makino H.
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Journal Title
Nephron Exp Nephrol. 99
Pages: e26-e32
Description
「研究成果報告書概要(欧文)」より
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[Journal Article] Pathological roles of advanced glycation end product receptors SR-A and CD36.2005
Author(s)
Horiuchi S, Unno Y, Ushi H, Shikata K, Takaki K, Koito W, Sakamoto Y, Nagai R, Makino K, Sasao A, Wada J, Makino H
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Journal Title
Ann N Y Acad Sci. 1043
Pages: 671-675
Description
「研究成果報告書概要(欧文)」より
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[Journal Article] Visceral adipose tissue-derived serine protease inhibitor : a unique insulin-sensitizing adipocytokine in obesity.2005
Author(s)
Hida K, Wada J, Eguchi J, Zhang H, Baba M, Seida A, Hashimoto I, Okada T, Yasuhara A, Nakatsuka A, Shikata K, Hourai S, Futami J, Watanabe E, Matsuki Y, Hiramatsu R, Akagi S, Makino H, Kanwar YS.
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Journal Title
Proc Natl Acad Sci USA. 26
Pages: 10610-10615
Description
「研究成果報告書概要(欧文)」より
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[Journal Article] Erythromycin ameliorates renal injury via anti-inflammatory effects in experimental diabetic rats.2005
Author(s)
Tone A, Shikata K, Sasaki M, Ohga S, Yozaki K, Nishishita S, Usui H, Nagase R, Ogawa D, Okada S, Shikata Y, Wada J, Makino H.
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Journal Title
Diabetologia. 48
Pages: 2402-2411
Description
「研究成果報告書概要(欧文)」より
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[Journal Article] The role of adrenomedullin and receptors in glomerular hyperfiltration in streptozotocin-induced diabetic rats.2004
Author(s)
Hiragushi K, Wada J, Eguchi J, Matsuoka T, Yasuhara A, Hashimoto I, Yamashita T, Hida K, Nakamura Y, Shikata K, Minamino N, Kangawa K, Makino H.
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Journal Title
Kdney Int. 65
Pages: 540-550
Description
「研究成果報告書概要(和文)」より
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[Journal Article] The role of adrenomedullin and receptors in glomerular hyperfiltration in streptozotocin-induced diabetic rats.2004
Author(s)
Hiragushi K, Wada J, Eguchi J, Matsuoka T, Yasuhara A, Hashimoto I, Yamashita T, Hida K, Nakamura Y, Shikata K, Minamino N, Kangawa K, Makino H.
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Journal Title
Kidney Int. 65
Pages: 540-550
Description
「研究成果報告書概要(欧文)」より
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[Journal Article] Cerebroside sulfotransferase deficiency ameliorates L-selectin-dependent monocyte infiltration in the kidney after ureteral obstruction.2003
Author(s)
Ogawa D, Shikata K, Honke K, Sato S, Matsuda M, Nagase R, Tone A, Okada S, Usui H, Wada J, Miyasaka M, Kawashima H; Suzuki Y, Suzuki T, Taniguchi N, Hirahara Y, Tadano-Aritomi K, Ishizuka I, Tedder TF, Makino H.
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Journal Title
J Biol Chem 279
Pages: 2085-2090
Description
「研究成果報告書概要(和文)」より
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[Journal Article] Cerebroside sulfotransferase deficiency ameliorates L-selectin-dependent monocyte infiltration in the kidney after ureteral obstruction.2003
Author(s)
Ogawa D, Shikata K, Honke K, Sato S, Matsuda M, Nagase R, Tone A, Okada S, Usui H, Wada J, Miyasaka M, Kawashima H, Suzuki Y, Suzuki T, Taniguchi N, Hirahara Y, Tadano-Aritomi K, Ishizuka I, Tedder TF, Makino H.
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Journal Title
J Biol Chem. 279
Pages: 2085-2090
Description
「研究成果報告書概要(欧文)」より