HDL generation as an effector against inflammation and atherosclerosis

2008 Fiscal Year Final Research Report

• Project/Area Number: 19591063
• Research Category: Grant-in-Aid for Scientific Research (C)
• Allocation Type: Single-year Grants
• Section: 一般
• Research Field: Metabolomics
• Research Institution: Nagoya City University
• Principal Investigator: ABE-DOHMAE Sumiko Nagoya City University, 大学院・医学研究科, 准教授 (70227700)
• Co-Investigator(Kenkyū-buntansha): YOKOYAMA Shinji 名古屋市立大学, 大学院・医学研究科, 教授 (10142192)
• Project Period (FY): 2007 – 2008
• Keywords: HDL / ABCA1 / ABCA7 / SAA

Research Abstract

各種培養細胞および遺伝子改変マウスを用い、α1アドレナリンレセプター阻害薬doxazosinのHDL上昇作用ならびに急性期反応における血中SerumamyloidAの濃度上昇が、いずれもABCA1を介したアポリポタンパク質依存性HDL新生反応の結果であることを示し、各々のメカニズムを明らかにした

Research Products

• [Journal Article] Involvement of protein kinase D in phosphorylation and increase of DNA binding of activator protein 2[alpha] to downregulate ATP-binding cassette transporter Al (2008)
  • Author(s): Iwamoto N, Abe-Dohmae S, Rui L, and Yokoyama S
  • Journal Title: Arterioscler Thromb Vasc Biol 28 Pages: 2282-2287
• [Journal Article] The RXR agonists PA024 and HX630 have different abilities to activate LXR/RXR and to induce ABCA1 expression in macrophage cell lines (2008)
  • Author(s): Nishimaki-Mogami T, Tamehiro N, Sato Y, Okuhira KI, Sai K, Kagechika H, Shudo K, Abe-Dohmae S, Yokoyama S, Ohno Y, Inoue K, and Sawada JI
  • Journal Title: Biochem Pharmacol 76 Pages: 1006-1013
• [Journal Article] Biogenesis of HDL by SAA is dependent on ABCA1 in the liver in vivo (2008)
  • Author(s): Hu W, Abe-Dohmae S, Tsujita M, Iwamoto N, Ogikubo 0, Otsuka T, Kumon Y, and Yokoyama S
  • Journal Title: J Lipid Res 49 Pages: 386-393
• [Journal Article] ATP-binding cassette transporter Al gene transcription is downregulated by activator protein 2alpha. Doxazosin inhibits activator protein 2alpha and increases high-density lipoprotein biogenesis independent of alphal-adrenoceptor blockade (2007)
  • Author(s): Iwamoto N, Abe-Dohmae S, Ayaori M, Tanaka N, Kusuhara M, Ohsuzu F, and Yokovama S
  • Journal Title: Circ Res 101 Pages: 156-165
• [Presentation] ABCA1ノックアウトマウス由来線維芽細胞株の樹立とその特性の解析 (2008)
  • Author(s): 堂前純子、黒野智恵子、西本静香、横山信治
  • Organizer: 日本生化学会
  • Place of Presentation: 神戸
  • Year and Date: 2008-12-12
• [Presentation] ABCA1とHDLコレステロール (2008)
  • Author(s): 堂前純子, 横山信治
  • Organizer: 日本動脈硬化学会
  • Place of Presentation: つくば
  • Year and Date: 2008-07-11
• [Presentation] ABCA1ノックアウトマウスを用いたSAA-HDL産生機構の解析 (2008)
  • Author(s): 胡魏, 堂亘遜虹丘, 岩本紀之, 公文義雄, 辻田麻紀, 横山信治
  • Organizer: 日本生化学会中部支部会
  • Place of Presentation: 岐阜
  • Year and Date: 2008-05-24
• [Presentation] 急性炎症期のS晶産生 (2007)
  • Author(s): 胡魏, 堂前純子, 岩本紀之, 荻久保修, 大塚隆信, 横山信治
  • Organizer: 血中濃度上昇とABCA1
  • Place of Presentation: 浜松
  • Year and Date: 2007-10-25
• [Presentation] Serum amyloid A secretion from hepatocytes and ABCA1 (2007)
  • Author(s): Wei Hu, Sumiko Abe-Dohmae, Noriyuki Iwamoto, Yoshitaka Kumon, Maki Tsujitaand Shinji Yokoyama
  • Organizer: 日本動脈硬化学会
  • Place of Presentation: 大阪
  • Year and Date: 2007-07-14