Manipulating the stromal-derived factor 1 function in mouse liver cirrhosis

2008 Fiscal Year Final Research Report

• Project/Area Number: 19590753
• Research Category: Grant-in-Aid for Scientific Research (C)
• Allocation Type: Single-year Grants
• Section: 一般
• Research Field: Gastroenterology
• Research Institution: Niigata University
• Principal Investigator: MATSUDA Yasunobu Niigata University, 医歯学系, 准教授 (40334669)
• Co-Investigator(Kenkyū-buntansha): 山際 訓 新潟大学, 医歯学総合病院, 医員 (10419327) ; 高村 昌昭 新潟大学, 医歯学総合病院, 医員 (20422602)
• Project Period (FY): 2007 – 2008
• Keywords: 肝臓病学

Research Abstract

骨髄幹細胞(HSC)は、傷害臓器に発現する骨髄間質細胞因子SDF-1に誘引され遊走する。近年、セリンプロテアーゼCD26がSDF-1を切断・不活化することが報告された。そこで本研究ではマウス肝障害モデルを用いて、CD26が骨髄幹細胞の傷害肝への遊走に関与する可能性を検討した。マウス肝硬変モデルにG-CSFやCD26阻害剤(diprotin A)を投与して、HSCの肝細胞分化頻度・治療効果を観察した結果、傷害肝はSDF-1を発現する一方でCD26活性も上昇しており、SDF-1活性緩衝機構が存在することが明らかとなった。

Research Products

• [Journal Article] Molecular mechanism underlying the functional loss of cyclindependent kinase inhibitors p16 and p27 in hepatocellular carcinoma (2008)
  • Author(s): Matsuda Y.
  • Journal Title: World J Gastroenterol 14(11) Pages: 1734-1740
  • Peer Reviewed
• [Journal Article] Temporal treatment with interferon-beta prevents hepatocellular carcinoma in hepatitis B virus X gene transgenic mice (2008)
  • Author(s): Yamazaki K, Suzuki K, Ohkoshi S, Yano M, Kurita S, Aoki YH, Toba K, Takamura MA, Yamagiwa S, Matsuda Y, Aoyagi Y
  • Journal Title: J Hepatol 48(2) Pages: 255-265
  • Peer Reviewed
• [Journal Article] Sca-1+ endothelial cells(SPECs)reside in the portal area of the liver and contribute to rapid recovery from acute liver disease (2008)
  • Author(s): Tsuchiya A, Heike T, Baba S, Fujino H, Umeda K, Matsuda Y, Nomoto M, Ichida T, Aoyagi Y, Nakahata T.
  • Journal Title: Biochem Biophys Res Commun 365(3) Pages: 595-601
  • Peer Reviewed
• [Journal Article] Tumor suppressor carcinoembryonic antigen-related cell adhesion molecule 1 potentates the anchorage-independent growth of human hepatoma HepG2 cells (2007)
  • Author(s): Hokari M, Matsuda Y, Wakai T, Shirai Y, Sato M, Tsuchiya A, Takamura M, Yamagiwa S, Suzuki K, Ohkoshi S, Ichida T, Kawachi H, Aoyagi Y
  • Journal Title: Life Sci 81(4) Pages: 336-345
  • Peer Reviewed
• [Journal Article] Early upsurge in anti-HBs titer possibly caused by the immunomodulative, not by the mutagenetic effect of interferon and ribavirin (2007)
  • Author(s): Yamazaki K, Ohkoshi S, Maruyama M, Aoki YH, Yano M, Kurita S, Suzuki K, Matsuda Y, Sugimura K, Aoyagi Y
  • Journal Title: Hepatol Res 37(6) Pages: 477-81
  • Peer Reviewed
• [Journal Article] Altered expression of TLR homolog RP105 on monocytes hypersensitive to LPS in patients with primary biliary cirrhosis (2007)
  • Author(s): Honda Y, Yamagiwa S, Matsuda Y, Takamura M,1 Ichida T, Aoyagi Y.
  • Journal Title: J Hepatol 47(3) Pages: 404-411
  • Peer Reviewed
• [Journal Article] An inhibitor of c-Jun NH2-terminal kinase, SP600125, protects mice from D-galactosamine/lipopolysaccharide-induced hepatic failure by modulating BH3-only proteins (2007)
  • Author(s): Takamura M, Matsuda Y, Yamagiwa S, Tamura Y, Honda Y, Suzuki K, Ichida T, Aoyagi Y.
  • Journal Title: Life Sci 80(14) Pages: 1335-1344
  • Peer Reviewed
• [Journal Article] Long-term culture of postnatal mouse hepatic stem/progenitor cells and their relative developmental hierarchy (2007)
  • Author(s): Tsuchiya A, Heike T, Baba S, Fujino H, Umeda K, Matsuda Y, Nomoto M, Ichida T, Aoyagi Y, Nakahata T
  • Journal Title: Stem Cells 2007 25(4) Pages: 895-902
  • Peer Reviewed