ABCA1 and ABCA7: what are their roles in the pathogenesis of Alzheimer's disease?
Project/Area Number |
25461375
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Research Category |
Grant-in-Aid for Scientific Research (C)
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Allocation Type | Multi-year Fund |
Section | 一般 |
Research Field |
Metabolomics
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Research Institution | Nagoya City University |
Principal Investigator |
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Co-Investigator(Kenkyū-buntansha) |
道川 誠 名古屋市立大学, 大学院医学研究科, 教授 (40270912)
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Project Period (FY) |
2013-04-01 – 2017-03-31
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Project Status |
Completed (Fiscal Year 2016)
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Budget Amount *help |
¥5,200,000 (Direct Cost: ¥4,000,000、Indirect Cost: ¥1,200,000)
Fiscal Year 2015: ¥1,170,000 (Direct Cost: ¥900,000、Indirect Cost: ¥270,000)
Fiscal Year 2014: ¥1,170,000 (Direct Cost: ¥900,000、Indirect Cost: ¥270,000)
Fiscal Year 2013: ¥2,860,000 (Direct Cost: ¥2,200,000、Indirect Cost: ¥660,000)
|
Keywords | ABCA7 / ABCA1 / HDL / アルツハイマー病 / 動脈硬化 / ファゴサイトーシス / コレステロール / apo E / 炎症 |
Outline of Final Research Achievements |
ABCA7 knock-out mice displayed an increased production of endogenous murine amyloid Aβ42 species. Crossing ABCA7-deficient animals to an APP transgenic model resulted in significant increases in the soluble Aβ as compared with mice expressing normal levels of ABCA7. In vitro studies indicated a more rapid endocytosis of APP in ABCA7 knock-out cells that is mechanistically consistent with the increased Aβ production. Phagocytotic activities in peritoneal macrophages were lower even in ABCA7 heterozygous deficiency.
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Report
(5 results)
Research Products
(31 results)
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[Journal Article] Deficiency in the Lipid Exporter ABCA1 Impairs Retrograde Sterol Movement and Disrupts Sterol Sensing at the Endoplasmic Reticulum2015
Author(s)
Yamauchi Y, Iwamoto N, Rogers MA, Abe-Dohmae S, Fujimoto T, Chang CC, Ishigami M, Kishimoto T, Kobayashi T, Ueda K, Furukawa K, Chang TY, Yokoyama S.
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Journal Title
J Biol Chem
Volume: 290
Issue: 39
Pages: 23464-23477
DOI
Related Report
Peer Reviewed / Open Access / Int'l Joint Research / Acknowledgement Compliant
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[Journal Article] Angiotensin type 1a receptor deficiency decreases amyloid β-protein generation and ameliorates brain amyloid pathology.2015
Author(s)
Liu J, Liu S, Matsumoto Y, Murakami S, Sugakawa Y, Kami A, Tanabe C, Maeda T, Michikawa M, Komano H, Zou K.
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Journal Title
Sci Rep.
Volume: 5
Issue: 1
Pages: 12059-12059
DOI
Related Report
Peer Reviewed / Open Access
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[Journal Article] Arachidonic or docosahexaenoic acid diet prevents memory impairment in Tg2576 mice.2015
Author(s)
Hosono T, Mouri A, Nishitsuji K, Jung CG, Kontani M, Tokuda H, Kawashima H, Shibata H, Suzuki T, Nabeshima T, Michikawa M.
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Journal Title
J Alzheimers Dis
Volume: 48
Issue: 1
Pages: 149-162
DOI
Related Report
Peer Reviewed / Int'l Joint Research
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[Journal Article] Auraptene increases the production of amyloid-beta via c-Jun N-terminal kinase-dependent activation of γ-secretase.2015
Author(s)
Jung CG, Uhm KO, Horike H, Kim MJ, Misumi S, Ishida A, Ued Y, Choi EK, Kim YS, Michikawa M, Hida H.
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Journal Title
J Alzheimers Dis
Volume: 43
Issue: 4
Pages: 1215-1228
DOI
Related Report
Peer Reviewed / Acknowledgement Compliant
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[Journal Article] ATBF1 is a novel amyloid-β protein precursor protein (AβPP) binding protein that affects APP expression2015
Author(s)
Uhm KO, Kim MJ, Kawaguchi M, Akatsu H, Miura Y, Misumi S, Hida H, Choi EK, Kim YS, Michikawa M, Jung CG.
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Journal Title
J Alzheimers Dis
Volume: 43
Issue: 1
Pages: 243-257
DOI
Related Report
Peer Reviewed / Acknowledgement Compliant
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[Journal Article] Aβ43 is the earliest depositing Aβ species in APP transgenic mouse brain and is converted to Aβ41 by two active domains of ACE.2013
Author(s)
Zou K, Liu J, Watanabe A, Hiraga S, Liu S, Tanabe C, Maeda T, Terayama Y, Takahashi S, Michikawa M, Komano H
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Journal Title
Am J Pathol
Volume: 182
Issue: 6
Pages: 2311-2331
DOI
Related Report
Peer Reviewed
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[Presentation] グリア細胞における ABCA7 発現制御機構の検討2016
Author(s)
市野晨人, 奥平桂一郎, 川原遥華, 木村仁, 辻大輔, 西辻和親, 堂 純子, 道川誠, 坂下直実, 伊藤孝司, 斎藤博幸
Organizer
日本薬学会
Place of Presentation
横浜 パシフィコ横浜
Year and Date
2016-03-29
Related Report
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