Role of the clock gene Clif/Bmal2 in cardiovascular diseases
Project/Area Number |
17K09592
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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 |
Cardiovascular medicine
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Research Institution | Nagasaki University |
Principal Investigator |
MAEMURA Koji 長崎大学, 医歯薬学総合研究科(医学系), 教授 (90282649)
|
Co-Investigator(Kenkyū-buntansha) |
池田 聡司 長崎大学, 医歯薬学総合研究科(医学系), 講師 (10336159)
砂河 孝行 長崎大学, 医歯薬学総合研究科(医学系), 助教 (40418637)
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Project Period (FY) |
2017-04-01 – 2020-03-31
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Project Status |
Completed (Fiscal Year 2019)
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Budget Amount *help |
¥4,550,000 (Direct Cost: ¥3,500,000、Indirect Cost: ¥1,050,000)
Fiscal Year 2019: ¥1,170,000 (Direct Cost: ¥900,000、Indirect Cost: ¥270,000)
Fiscal Year 2018: ¥1,300,000 (Direct Cost: ¥1,000,000、Indirect Cost: ¥300,000)
Fiscal Year 2017: ¥2,080,000 (Direct Cost: ¥1,600,000、Indirect Cost: ¥480,000)
|
Keywords | 循環器疾患 / 時計遺伝子 / 概日時計 / 遺伝子改変マウス / 循環器・高血圧 / 遺伝子 / 発現制御 / 概日リズム |
Outline of Final Research Achievements |
The identification and characterization of mammalian clock genes revealed that the biological clock is composed of feedback loops of transcription factors. Recent studies showed that the circadian clock is closely related to the pathogenesis of metabolic, immunological, and cardiovascular diseases. We previously identified a clock gene Clif/Bmal2 from vascular endothelial cells. To further investigate the function of Clif/Bmal2, we generated the Clif/Bmal2 knockout mice. The Knockout mice were born normally, showed no abnormalities in growth or behavioral circadian rhythms, nor abnormal blood glucose or lipid profiles. We generated a hypoxic pulmonary hypertension model, but no knockout effect was observed. So far, we cannot show the effect of Clif/Bmal2 knockout. It may be due to the compensation by Bmal1.
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Academic Significance and Societal Importance of the Research Achievements |
体内時計の分子機序が明らかになり、その構成因子である時計遺伝子を変異させた動物の解析により、代謝疾患、免疫疾患、循環器疾患などの発症、進展に体内時計の乱れが重要な働きを担っていることが明らかになっている。今回時計遺伝子の1つであるClif/Bmal2のノックアウトマウスを作製しその解析を行った。今までのところノックアウトによる影響は明らかでないが、さらに様々な病態モデルで検討し、その機能を明らかにすることにより、体内時計への介入による治療である時間治療を代謝疾患や循環器疾患に応用できると考えられる。
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Report
(4 results)
Research Products
(47 results)
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[Journal Article] Establishment of Novel High-Standard Chemiluminescent Assay for NTPase in Two Protozoans and Its High-Throughput Screening2020
Author(s)
Masamitsu Harada, Jun Nagai, Riho Kurata, Kenji Shimizu, Xiaofeng Cui, Takayuki Isagawa, Hiroaki Semba, Jun Ishihara, Yasuhiro Yoshida, Norihiko Takeda, Koji Maemura, Tomo Yonezawa
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Journal Title
Marine Drugs
Volume: 18
Issue: 3
Pages: 161-161
DOI
NAID
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[Journal Article] Novel Reporter System Monitoring IL-18 Specific Signaling Can Be Applied to High-Throughput Screening2020
Author(s)
Kurata R, Shimizu K, Cui X, Harada M, Isagawa T, Semba H, Ishihara J, Yamada K, Nagai J, Yoshida Y, Takeda N, Maemura K, Yonezawa T.
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Journal Title
Marine Drugs
Volume: 18
Issue: 1
Pages: 60-60
DOI
NAID
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[Journal Article] Cell Cycle Perturbation Induces Collagen Production in Fibroblasts2019
Author(s)
Wake M, Takeda N, Isagawa T, Sato T, Nakagama Y, Morioka MS, Hirota Y, Asagiri M, Maemura K, Manabe I, Tanabe K, Komuro I.
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Journal Title
International Heart Journal
Volume: 60
Issue: 4
Pages: 958-963
DOI
NAID
ISSN
1349-2365, 1349-3299
Year and Date
2019-07-30
Related Report
Peer Reviewed / Open Access
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[Journal Article] Differential predictive factors for cardiovascular events in patients with or without cancer history.2019
Author(s)
Sueta D, Tabata N, Ikeda S, Saito Y, Ozaki K, Sakata K, Matsumura T, Yamamoto-Ibusuki M, Murakami Y, Jodai T, Fukushima S, Yoshida N, Kamba T, Araki E, Iwase H, Fujii K, Ihn H, Kobayashi Y, Minamino T, Yamagishi M, Maemura K, Baba H, Matsui K, Tsujita K.
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Journal Title
Medicine (Baltimore).
Volume: 98
Issue: 44
Pages: e17602-e17602
DOI
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[Journal Article] Macrophage hypoxia signaling regulates cardiac fibrosis via Oncostatin M.2019
Author(s)
Abe H, Takeda N, Isagawa T, Semba H, Nishimura S, Morioka MS, Nakagama Y, Sato T, Soma K, Koyama K, Wake M, Katoh M, Asagiri M, Neugent ML, Kim JW, Stockmann C, Yonezawa T, Inuzuka R, Hirota Y, Maemura K, Yamashita T, Otsu K, Manabe I, Nagai R, Komuro I.
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Journal Title
Nature Communications
Volume: 10
Issue: 1
Pages: 2824-2833
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[Journal Article] Effectiveness and safety of oral direct factor Xa inhibitors for the treatment of venous thromboembolism in patients with cancer and/or older age2019
Author(s)
Sato D, Ikeda S, Koga S, Yamagata Y, Eguchi M, Yonekura T, Tsuneto A, Yoshimuta T, Koide Y, Kawano H, Maemura K
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Journal Title
Heart Vessels
Volume: 34
Issue: 4
Pages: 678-687
DOI
Related Report
Peer Reviewed
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[Journal Article] Comparison of the effects of edoxaban, an oral direct factor Xa inhibitor, on venous thromboembolism between patients with and without cancer.2018
Author(s)
Ikeda S, Koga S, Yamagata Y, Eguchi M, Sato D, Muroya T, Yonekura T, Tsuneto A, Yoshimuta T, Koide Y, Kawano H, Maemura K.
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Journal Title
J Cardiol
Volume: 印刷中
Issue: 2
Pages: 120-127
DOI
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[Journal Article] Prediction of organ involvement in systemic sclerosis by serum biomarkers and peripheral endothelial function2018
Author(s)
Kawashiri SY, Nishino A, Igawa T, Takatani A, Shimizu T, Umeda M, Fukui S, Okada A, Suzuki T, Koga T, Iwamoto N, Ichinose K, Tamai M, Nakashima M, Mizokami A, Matsuoka N, Migita K, Ogawa F, Ikeda S, Maemura K, Nakamura H, Origuchi T, Maeda T, Kawakami A.
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Journal Title
Clin Exp Rheumatol.
Volume: 113
Pages: 102-108
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Peer Reviewed / Open Access
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[Journal Article] Brachial artery diameter as a marker for cardiovascular risk assessment: FMD-J study.2018
Author(s)
Maruhashi T, Soga J, Fujimura N, Idei N, Mikami S, Iwamoto Y, Iwamoto A, Kajikawa M, Matsumoto T, Oda N, Kishimoto S, Matsui S, Hashimoto H, Aibara Y, Yusoff FM, Hidaka T, Kihara Y, Chayama K, Noma K, Maemura K,et al.
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Journal Title
Atherosclerosis
Volume: 268
Pages: 92-98
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[Journal Article] Loss of HIF-1α in natural killer cells inhibits tumour growth by stimulating non-productive angiogenesis.2017
Author(s)
Krzywinska E, Kantari-Mimoun C, Kerdiles Y, Sobecki M, Isagawa T, Gotthardt D, Castells M, Haubold J, Millien C, Viel T, Tavitian B, Takeda N, Fandrey J, Vivier E, Sexl V, Stockmann C.
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Journal Title
Nat Commun
Volume: 8
Issue: 1
Pages: 1597-1597
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[Journal Article] Analysis of clinical symptoms and ABCC6 mutations in 76 Japanese patients with pseudoxanthoma elasticum.2017
Author(s)
Iwanaga A, Okubo Y, Yozaki M, Koike Y, Kuwatsuka Y, Tomimura S, Yamamoto Y, Tamura H, Ikeda S, Maemura K, Tsuiki E, Kitaoka T, Endo Y, Mishima H, Yoshiura KI, Ogi T, Tanizaki H, Wataya-Kaneda M, Hattori T, Utani A.
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Journal Title
Journal of Dermatology
Volume: 印刷中
Issue: 6
Pages: 644-650
DOI
Related Report
Peer Reviewed / Open Access / Int'l Joint Research
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[Presentation] Oxidative stress-responsive apoptosis inducing protein (ORAIP), a new oxidative stress marker, is associated with pulmonary hemodynamics in chronic thromboembolic pulmonary hypertension2018
Author(s)
Yuki Yamagata, Satoshi Ikeda, Tomoo Nakata, Tsuyoshi Yonekura, Masamichi Eguchi, Seiji Koga, Takahiro Muroya, Yuji Koide, Hiroaki Kawano, Takako Yao, Yoshinori Seko, Koji Maemura
Organizer
ESC congress 2018
Related Report
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