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2019 Fiscal Year Annual Research Report

Elucidation of regulatory mechanism for RANKL-dependent osteo-network by transcriptional factor complex analysis

Research Project

Project/Area Number 17K09892
Research InstitutionToho University

Principal Investigator

龍野 一郎  東邦大学, 医学部, 教授 (80282490)

Co-Investigator(Kenkyū-buntansha) 小出 尚史  千葉大学, 医学部附属病院, 助教 (30507223)
鈴木 佐和子  千葉大学, 医学部附属病院, 助教 (60400892)
Project Period (FY) 2017-04-01 – 2020-03-31
Keywords骨リモデリング / 破骨 / 分化 / 遺伝子 / ゲノム / 発現制御 / エピゲノム
Outline of Annual Research Achievements

Nuclear factor of activated T-cell cytoplasmic 1 (NFATc1)は、破骨細胞の分化に必須なサイトカインであるRANKLによって誘導される破骨細胞分化制御のマスターレギュレーターである。Tandem affinity purificationを用いてNFATc1とその複合体蛋白を抽出しLC-MS/MS解析を用いて、会合分子として新規のエピゲノム制御分子群やクロマチン制御分子群に加えて、Wolf-Hirschhorn syndrome candidate 1 (WHSC1)を同定した。WHSC1はヒストンH3-K36のメチル化トランスフェラーゼでありヒトの変異では軟骨や骨異常が認められる。よってNFATc1はWHSC1を介して骨代謝制御を担っている可能性があり、CRISPR/Cas9システムを用いてWHSC1とRANKLノックアウト細胞を作成したところ、いずれもRANKL依存的破骨細胞分化誘導時に分化関連遺伝子の発現が抑制された。加えてWHSC1とRANKLは相互に転写抑制していた。本研究により、破骨細胞の複雑な分化過程における様々な上流シグナルに応じたRANKL-NFATc1-WHSC1の転写因子複合体形成を介した破骨細胞分化制御システムの一つが明らかとなった。

  • Research Products

    (18 results)

All 2020 2019

All Journal Article (11 results) (of which Peer Reviewed: 11 results,  Open Access: 11 results) Presentation (4 results) (of which Int'l Joint Research: 2 results,  Invited: 2 results) Book (3 results)

  • [Journal Article] Fracture risk assessment tool may not indicate bone fragility in women with type 2 diabetes.2020

    • Author(s)
      Ohira M, Suzuki S, Yoshida T, Koide H, Tanaka T, Tatsuno I.
    • Journal Title

      Am J Med Sci.

      Volume: S0002-9629 Pages: 30119-1

    • DOI

      10.1016/ j.amjms.2020.04.002

    • Peer Reviewed / Open Access
  • [Journal Article] Outcome of pitavastatin versus atorvastatin therapy in patients with hypercholesterolemia at high risk for atherosclerotic cardiovascular disease2020

    • Author(s)
      Moroi Masao、Nagayama Daiji、Hara Fumihiko、Saiki Atsuhito、Shimizu Kazuhiro、Takahashi Mao、Sato Naoko、Shiba Teruo、Sugimoto Hideki、Fujioka Toshiki、Chiba Tatsuo、Nishizawa Kosuke、Usui Shuki、Iwasaki Yasuo、Tatsuno Ichiro、Sugi Kaoru、Yamasaki Junichi、Yamamura Shigeo、Shirai Kohji
    • Journal Title

      International Journal of Cardiology

      Volume: 305 Pages: 139~146

    • DOI

      10.1016/j.ijcard.2020.01.006

    • Peer Reviewed / Open Access
  • [Journal Article] Prevention of Cardiovascular Events with Omega-3 Polyunsaturated Fatty Acids and the Mechanism Involved2020

    • Author(s)
      Watanabe Yasuhiro、Tatsuno Ichiro
    • Journal Title

      Journal of Atherosclerosis and Thrombosis

      Volume: 27 Pages: 183~198

    • DOI

      10.5551/jat.50658

    • Peer Reviewed / Open Access
  • [Journal Article] A Case of Hashimoto’s Thyroiditis with Multiple Drug Resistance and High Expression of Efflux Transporters2019

    • Author(s)
      Yoshida Tomohiko、Nakayama Akitoshi、Tamura Ai、Higuchi Seiichiro、Sakuma Ikki、Nagano Hidekazu、Felizola Saulo Ja、Hashimoto Naoko、Takemoto Minoru、Tatsuno Ichiro、Koide Hisashi、Yokote Koutaro、Tanaka Tomoaki
    • Journal Title

      The Journal of Clinical Endocrinology & Metabolism

      Volume: 105 Pages: 399~406

    • DOI

      10.1210/clinem/dgz073

    • Peer Reviewed / Open Access
  • [Journal Article] Laparoscopic Sleeve Gastrectomy Significantly Increases Serum Lipoprotein Lipase Level in Obese Patients2019

    • Author(s)
      Ohira Masahiro、Yamaguchi Takashi、Saiki Atsuhito、Nakamura Shoko、Tanaka Shou、Oka Rena、Watanabe Yasuhiro、Sato Yuta、Oshiro Takashi、Murano Takeyoshi、Tatsuno Ichiro
    • Journal Title

      Obesity Facts

      Volume: 12 Pages: 357~368

    • DOI

      10.1159/000500360

    • Peer Reviewed / Open Access
  • [Journal Article] Serum oxidative stress in patients with pulmonary Mycobacterium avium complex disease2019

    • Author(s)
      Wakabayashi Hiroki、Matsuzawa Yasuo、Hayakawa Sho、Irie Tamako、Rikitake Hagino、Tatsuno Ichiro
    • Journal Title

      Heliyon

      Volume: 5 Pages: e02775~e02775

    • DOI

      10.1016/j.heliyon.2019.e02775

    • Peer Reviewed / Open Access
  • [Journal Article] Marker Of Sepsis Severity Is Associated With The Variation In Cardio-Ankle Vascular Index (CAVI) During Sepsis Treatment2019

    • Author(s)
      Nagayama Daiji、Imamura Haruki、Endo Kei、Saiki Atsuhito、Sato Yuta、Yamaguchi Takashi、Watanabe Yasuhiro、Ohira Masahiro、Shirai Kohji、Tatsuno Ichiro
    • Journal Title

      Vascular Health and Risk Management

      Volume: Volume 15 Pages: 509~516

    • DOI

      10.2147/VHRM.S228506

    • Peer Reviewed / Open Access
  • [Journal Article] Background characteristics and postoperative outcomes of insufficient weight loss after laparoscopic sleeve gastrectomy in Japanese patients2019

    • Author(s)
      Saiki Atsuhito、Yamaguchi Takashi、Tanaka Sho、Sasaki Akira、Naitoh Takeshi、Seto Yasuyuki、Matsubara Hisahiro、Yokote Koutaro、Okazumi Shinichi、Ugi Satoshi、Yamamoto Hiroshi、Ohta Masayuki、Ishigaki Yasushi、Kasama Kazunori、Seki Yosuke、Tatsuno Ichiro
    • Journal Title

      Annals of Gastroenterological Surgery

      Volume: 3 Pages: 638~647

    • DOI

      10.1002/ags3.12285

    • Peer Reviewed / Open Access
  • [Journal Article] Fatty acid desaturase 2 is up-regulated by the treatment with statin through geranylgeranyl pyrophosphate-dependent Rho kinase pathway in HepG2 cells2019

    • Author(s)
      Tanaka Shou、Ishihara Noriko、Suzuki Sawako、Watanabe Yasuhiro、Nagayama Daiji、Yamaguchi Takashi、Ohira Masahiro、Saiki Atsuhito、Tanaka Tomoaki、Tatsuno Ichiro
    • Journal Title

      Scientific Reports

      Volume: 9 Pages: 10009

    • DOI

      10.1038/s41598-019-46461-9

    • Peer Reviewed / Open Access
  • [Journal Article] Difference in positive relation between cardio-ankle vascular index (CAVI) and each of four blood pressure indices in real-world Japanese population2019

    • Author(s)
      Nagayama Daiji、Watanabe Yasuhiro、Saiki Atsuhito、Shirai Kohji、Tatsuno Ichiro
    • Journal Title

      Journal of Human Hypertension

      Volume: 33 Pages: 210~217

    • DOI

      10.1038/s41371-019-0167-1

    • Peer Reviewed / Open Access
  • [Journal Article] Bezafibrate Ameliorates Arterial Stiffness Assessed by Cardio-Ankle Vascular Index in Hypertriglyceridemic Patients with Type 2 Diabetes Mellitus2019

    • Author(s)
      Yamaguchi Takashi、Shirai Kohji、Nagayama Daiji、Nakamura Shoko、Oka Rena、Tanaka Sho、Watanabe Yasuhiro、Imamura Haruki、Sato Yuta、Kawana Hidetoshi、Ohira Masahiro、Saiki Atsuhito、Shimizu Naomi、Tatsuno Ichiro
    • Journal Title

      Journal of Atherosclerosis and Thrombosis

      Volume: 26 Pages: 659~669

    • DOI

      10.5551/jat.45799

    • Peer Reviewed / Open Access
  • [Presentation] Bariatric Surgery Significantly Increases Serum Lipoprotein Lipase Level in Patients with Obesity.2019

    • Author(s)
      Ohira M, Yamaguchi Y, Saiki A, Nakamura S, Tanaka S, Watanabe Y, Kawagoe N, Oshiro T, Murano T, Oka R, Tatsuno I
    • Organizer
      Obesity Week
    • Int'l Joint Research
  • [Presentation] The effects of formula diet with dapagliflozin on metabolic improvement and body composition in type 2 diabetes (Diet-Dapper Study).2019

    • Author(s)
      Watanabe Y, Kuribayashi N, Uchida D, Suzuki D, Kato M, Nagayama D, Ohashi H, Nakamura S, Tanaka S, Oka R, Yamaguchi T, Ohira M, Shimizu N, Saiki A, Tatsuno I.
    • Organizer
      55th ANNUAL MEETING OF THE EUROPEAN ASSOCIATION FOR THE STUDY OF DIABETES
    • Int'l Joint Research
  • [Presentation] 日本国内における減量(代謝・糖尿病)手術の現状と課題‐代謝手術にかかわる多職種医療チーム育成の必要性2019

    • Author(s)
      龍野一郎
    • Organizer
      第32回日本内視鏡外科学会総会
    • Invited
  • [Presentation] 肥満症への集学的治療‐内科治療と減量(代謝)手術2019

    • Author(s)
      龍野一郎
    • Organizer
      日本内分泌学会第6回生涯教育講習会
    • Invited
  • [Book] 「高度肥満と糖尿病」 ここが知りたい!糖尿病診療ハンドブックVer.42019

    • Author(s)
      木厚人, 龍野一郎
    • Total Pages
      8
    • Publisher
      中外医学社
  • [Book] 「尿酸とCAVI」CAVIから眺める血管機能学2019

    • Author(s)
      龍野一郎
    • Total Pages
      3
    • Publisher
      特定非営利活動法人血管健康増進協会
  • [Book] 「血管機能改善作用を持つサプリメントとCAVI」CAVIから眺める血管機能学2019

    • Author(s)
      今村榛樹, 龍野一郎
    • Total Pages
      3
    • Publisher
      特定非営利活動法人 血管健康増進協会

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Published: 2021-01-27  

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