Elucidation of the usefulness of the control of fatty acid composition for the prevention of lifestyle-related disease and application to health science
Project/Area Number |
15H03093
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Research Category |
Grant-in-Aid for Scientific Research (B)
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Allocation Type | Single-year Grants |
Section | 一般 |
Research Field |
Applied health science
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Research Institution | University of Tsukuba |
Principal Investigator |
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Project Period (FY) |
2015-04-01 – 2018-03-31
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Project Status |
Completed (Fiscal Year 2017)
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Budget Amount *help |
¥16,120,000 (Direct Cost: ¥12,400,000、Indirect Cost: ¥3,720,000)
Fiscal Year 2017: ¥4,680,000 (Direct Cost: ¥3,600,000、Indirect Cost: ¥1,080,000)
Fiscal Year 2016: ¥4,680,000 (Direct Cost: ¥3,600,000、Indirect Cost: ¥1,080,000)
Fiscal Year 2015: ¥6,760,000 (Direct Cost: ¥5,200,000、Indirect Cost: ¥1,560,000)
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Keywords | 脂肪酸伸長酵素 / 生活習慣病 / インスリン感受性 / 糖尿病 / 脂肪組織 / 脂質 / 栄養学 / 脂肪酸 |
Outline of Final Research Achievements |
Liver-specific Elovl6 KO mice showed enhanced hepatic insulin signaling when they were fed a high-sucrose diet or were crossed with ob/ob mice. Through transcriptome and lipidomics analysis, we identified and characterized gene X and lipid Y as hepatic insulin signaling regulators. To define the role of Elovl6 in type 2 diabetes development, we assessed the effects of Elovl6 deletion in leptin receptor-deficient C57BL/KsJ db/db mice. The db/db-Elovl6 KO mice had a markedly increased β-cell mass with increased proliferation and decreased apoptosis, an adaptive increase in insulin, and improved glycemic control. Elovl6 is a fundamental factor linking dysregulated lipid metabolism to β-cell dysfunction, islet inflammation, and β-cell apoptosis in diabetes. Moreover, we analyzed the role of Elovl6 in macrophage and found the possibility that macrophage Elovl6 regulate the formation of beige fat.
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Report
(4 results)
Research Products
(30 results)
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[Journal Article] A candidate functional SNP rs7074440 in TCF7L2 alters gene expression through C-FOS in hepatocytes.2018
Author(s)
Piao X, Yahagi N, Takeuchi Y, Aita Y, Murayama Y, Sawada Y, Shikama A, Masuda Y, Nishi-Tatsumi M, Kubota M, Izumida Y, Sekiya M, Matsuzaka T, Nakagawa Y, Sugano Y, Iwasaki H, Kobayashi K, Yatoh S, Suzuki H, Yagyu H, Kawakami Y, Shimano H.
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Journal Title
FEBS Lett.
Volume: 592(3)
Pages: 422-433
Related Report
Peer Reviewed
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[Journal Article] Novel non-alcoholic steatohepatitis model with histopathological and insulin-resistant features.2018
Author(s)
Owada Y, Tamura T, Tanoi T, Ozawa Y, Shimizu Y, Hisakura K, Matsuzaka T, Shimano H, Nakano N, Sakashita S, Matsukawa T, Isoda H, Ohkohchi N.
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Journal Title
Pathol Int.
Volume: 68(1)
Issue: 1
Pages: 12-22
DOI
NAID
Related Report
Peer Reviewed
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[Journal Article] A key role of nuclear factor Y in the refeeding response of fatty acid synthase in adipocytes.2017
Author(s)
Nishi-Tatsumi M, Yahagi N, Takeuchi Y, Toya N, Takarada A, Murayama Y, Aita Y, Sawada Y, Piao X, Oya Y, Shikama A, Masuda Y, Kubota M, Izumida Y, Matsuzaka T, Nakagawa Y, Sekiya M, Iizuka Y, Kawakami Y, Kadowaki T, Yamada N, Shimano H.
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Journal Title
FEBS Lett
Volume: 591
Issue: 7
Pages: 965-978
DOI
Related Report
Peer Reviewed / Open Access / Acknowledgement Compliant
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[Journal Article] SREBP1 Contributes to Resolution of Pro-inflammatory TLR4 Signaling by Reprogramming Fatty Acid Metabolism.2017
Author(s)
Oishi Y, Spann NJ, Link VM, Muse ED, Strid T, Edillor C, Kolar MJ, Matsuzaka T, Hayakawa S, Tao J, Kaikkonen MU, Carlin AF, Lam MT, Manabe I, Shimano H, Saghatelian A, Glass CK.
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Journal Title
Cell Metab.
Volume: 25(2)
Issue: 2
Pages: 412-427
DOI
Related Report
Peer Reviewed / Open Access / Int'l Joint Research
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[Journal Article] KLF15 Enables Rapid Switching between Lipogenesis and Gluconeogenesis during Fasting.2016
Author(s)
Takeuchi Y, Yahagi N, Aita Y, Murayama Y, Sawada Y, Piao X, Toya N, Oya Y, Shikama A, Takarada A, Masuda Y, Nishi M, Kubota M, Izumida Y, Yamamoto T, Sekiya M, Matsuzaka T, Nakagawa Y, Urayama O, Kawakami Y, Iizuka Y, Gotoda T, Itaka K, Kataoka K, Nagai R, Kadowaki T, Yamada N, Lu Y, Jain MK, and Shimano H
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Journal Title
Cell Rep.
Volume: 16
Issue: 9
Pages: 2373-2386
DOI
Related Report
Peer Reviewed / Open Access / Int'l Joint Research / Acknowledgement Compliant
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[Journal Article] Different Effects of Eicosapentaenoic and Docosahexaenoic Acids on Atherogenic High-Fat Diet-Induced Non-Alcoholic Fatty Liver Disease in Mice.2016
Author(s)
Suzuki-Kemuriyama N, Matsuzaka T, Kuba M, Ohno H, Han SI, Takeuchi Y, Isaka M, Kobayashi K, Iwasaki H, Yatoh S, Suzuki H, Miyajima K, Nakae D, Yahagi N, Nakagawa Y, Sone H, Yamada N, Shimano H.
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Journal Title
PLoS One.
Volume: 11(6)
Issue: 6
Pages: e0157580-e0157580
DOI
NAID
Related Report
Peer Reviewed / Open Access / Int'l Joint Research / Acknowledgement Compliant
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[Journal Article] Skeletal muscle-specific HMG-CoA reductase knockout mice exhibit rhabdomyolysis: A model for statin-induced myopathy.2015
Author(s)
Osaki Y, Nakagawa Y, Miyahara S, Iwasaki H, Ishii A, Matsuzaka T, Kobayashi K, Yatoh S, Takahashi A, Yahagi N, Suzuki H, Sone H, Ohashi K, Ishibashi S, Yamada N, Shimano H
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Journal Title
Biochem Biophys Res Commun.
Volume: 466(3)
Issue: 3
Pages: 536-540
DOI
Related Report
Peer Reviewed / Open Access / Int'l Joint Research
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[Journal Article] 1,8-cineole ameliorates steatosis of Pten liver specific KO mice via Akt inactivation.2015
Author(s)
Soichiro Murata, Koichi Ogawa, Takashi Matsuzaka, Mitsuru Chiba, Ken Nakayama, Kenichi Iwasaki, Tomohiro Kurokawa, Naoki Sano, Tomohito Tanoi, Nobuhiro Ohkohchi.
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Journal Title
International Journal of Molecular Sciences.
Volume: 16
Issue: 6
Pages: 12051-63
DOI
Related Report
Peer Reviewed / Open Access
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[Presentation] Enhanced high sucrose diet preference in Elovl6 deficient mice2015
Author(s)
Mariko Toh, Noriko Suzuki-kemuriyama, Yuki Fushimi, Eriko Yoshida, Hiroshi Ohno, Junko Kato, Takashi Matsuzaka, Nobuhiro Yamada, Kaoruko Iida, Hitoshi Shimano.
Organizer
12th Asian Congress of Nutrition (12th ACN)
Place of Presentation
Pacifico Yokohama, Japan.
Year and Date
2015-05-15
Related Report
Int'l Joint Research
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