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Megalin on parathyroid function

Research Project

Project/Area Number 22K08315
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeMulti-year Fund
Section一般
Review Section Basic Section 53040:Nephrology-related
Research InstitutionOsaka Metropolitan University

Principal Investigator

Imanishi Yasuo  大阪公立大学, 大学院医学研究科, 准教授 (50326253)

Co-Investigator(Kenkyū-buntansha) 山形 雅代  大阪大谷大学, 薬学部, 講師 (50454583)
Project Period (FY) 2022-04-01 – 2025-03-31
Project Status Completed (Fiscal Year 2024)
Budget Amount *help
¥4,030,000 (Direct Cost: ¥3,100,000、Indirect Cost: ¥930,000)
Fiscal Year 2024: ¥390,000 (Direct Cost: ¥300,000、Indirect Cost: ¥90,000)
Fiscal Year 2023: ¥780,000 (Direct Cost: ¥600,000、Indirect Cost: ¥180,000)
Fiscal Year 2022: ¥2,860,000 (Direct Cost: ¥2,200,000、Indirect Cost: ¥660,000)
Keywordsメガリン / 副甲状腺
Outline of Research at the Start

副甲状腺メガリンによる25OHDのPTH分泌調節機構を明らかにし、副甲状腺メガリンを介した新規SHPT、PHPT治療法の開発を目指すために以下の研究を行う。
① 副甲状腺メガリンを介したPTH分泌調節機構の解明
② SHPTおよびPHPTにおける副甲状腺メガリン発現状態の検討
③ 副甲状腺メガリンの発現調節機構の解明

Outline of Final Research Achievements

The incorporation of His-sRAP suggested megalin has a crucial role in incorporation of 25OHD in parathyroid cells. The decrement of the megalin expression may contribute vitamin D resistance and hyper-secretion of PTH in the hyperfunctioning parathyroid tumors.

Academic Significance and Societal Importance of the Research Achievements

本研究により、原発性副甲状腺機能亢進症や腎不全に伴う2次性副甲状腺機能亢進症の新規PTH分泌調整機構が明らかとなり、新規治療薬の開発につながることが期待される。

Report

(3 results)
  • 2024 Annual Research Report   Final Research Report ( PDF )
  • 2023 Research-status Report
  • Research Products

    (17 results)

All 2025 2024 2023 2022

All Journal Article (13 results) (of which Int'l Joint Research: 2 results,  Peer Reviewed: 12 results,  Open Access: 10 results) Presentation (3 results) (of which Int'l Joint Research: 3 results) Patent(Industrial Property Rights) (1 results)

  • [Journal Article] T50 Calciprotein Crystallization and the Decreased Role of Fetuin-A in Type 2 Diabetes2025

    • Author(s)
      Nagakura Yu、Shoji Tetsuo、Fukumoto Shinya、Uedono Hideki、Nakatani Shinya、Mori Katsuhito、Nagata Yuki、Imanishi Yasuo、Morioka Tomoaki、Watanabe Toshio、Emoto Masanori
    • Journal Title

      Journal of Atherosclerosis and Thrombosis

      Volume: 32 Issue: 6 Pages: 763-774

    • DOI

      10.5551/jat.65351

    • ISSN
      1340-3478, 1880-3873
    • Year and Date
      2025-06-01
    • Related Report
      2024 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] Eldecalcitol Add-on to Risedronate Reduces Bone Loss From Aromatase Inhibitors in Postmenopausal Breast Cancer Patients2025

    • Author(s)
      Imanishi Yasuo、Imai Takumi、Fujii Hisako、Aida Rei、Nagata Yuki、Shoji Tetsuo、Kashiwagi Shinichiro、Takashima Tsutomu、Emoto Masanori
    • Journal Title

      The Journal of Clinical Endocrinology & Metabolism

      Volume: - Issue: 10 Pages: 2915-2925

    • DOI

      10.1210/clinem/dgaf019

    • Related Report
      2024 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] Differential associations of fetuin-A and calcification propensity with cardiovascular events and subsequent mortality in patients undergoing hemodialysis2024

    • Author(s)
      Mori Katsuhito、Shoji Tetsuo、Nakatani Shinya、Uedono Hideki、Ochi Akinobu、Yoshida Hisako、Imanishi Yasuo、Morioka Tomoaki、Tsujimoto Yoshihiro、Kuro-o Makoto、Emoto Masanori
    • Journal Title

      Clinical Kidney Journal

      Volume: 17 Issue: 3

    • DOI

      10.1093/ckj/sfae042

    • Related Report
      2024 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] Palopegteriparatide Treatment Improves Renal Function in Adults with Chronic Hypoparathyroidism: 1-Year Results from the Phase?3 PaTHway Trial2024

    • Author(s)
      Rejnmark Lars、Gosmanova Elvira O.、Khan Aliya A.、Makita Noriko、Imanishi Yasuo、Takeuchi Yasuhiro、Sprague Stuart、Shoback Dolores M.、Kohlmeier Lynn、Rubin Mishaela R.、Palermo Andrea、Schwarz Peter、Gagnon Claudia、Tsourdi Elena、Zhao Carol、Makara Michael A.、Ominsky Michael S.、et. al.
    • Journal Title

      Advances in Therapy

      Volume: 41 Issue: 6 Pages: 2500-2518

    • DOI

      10.1007/s12325-024-02843-8

    • Related Report
      2024 Annual Research Report
    • Peer Reviewed / Open Access / Int'l Joint Research
  • [Journal Article] Associations of Cognitive Function with Serum Magnesium and Phosphate in Hemodialysis Patients: A Cross-Sectional Analysis of the Osaka Dialysis Complication Study (ODCS)2024

    • Author(s)
      Shoji Tetsuo、Mori Katsuhito、Nagakura Yu、Kabata Daijiro、Kuriu Kaori、Nakatani Shinya、Uedono Hideki、Nagata Yuki、Fujii Hisako、Imanishi Yasuo、Morioka Tomoaki、Emoto Masanori
    • Journal Title

      Nutrients

      Volume: 16 Issue: 21 Pages: 3776-3776

    • DOI

      10.3390/nu16213776

    • Related Report
      2024 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] Association Between Plasma Aldosterone Concentration and Intraglomerular Hemodynamics in Primary Aldosteronism2024

    • Author(s)
      Uedono Hideki、Kurajoh Masafumi、Toi Norikazu、Tsuda Akihiro、Shinmaru Kento、Miki Yuya、Nakatani Shinya、Nagata Yuki、Morioka Tomoaki、Mori Katsuhito、Imanishi Yasuo、Emoto Masanori
    • Journal Title

      American Journal of Hypertension

      Volume: - Pages: 801-809

    • DOI

      10.1093/ajh/hpae071

    • Related Report
      2024 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] Real-world fracture risk, osteoporosis treatment status, and mortality of Japanese non-dialysis patients with chronic kidney disease stages G3?52024

    • Author(s)
      Imanishi Yasuo、Taniuchi Satsuki、Kodama Sho、Yoshida Hisako、Ito Tetsuo、Kawai Ryota、Okubo Naoki、Shintani Ayumi
    • Journal Title

      Clinical and Experimental Nephrology

      Volume: 29 Issue: 2 Pages: 236-247

    • DOI

      10.1007/s10157-024-02562-y

    • Related Report
      2024 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] Serum Fibroblast Growth Factor 23 Levels are Associated with Vascular Smooth Muscle Dysfunction in Type 2 Diabetes2023

    • Author(s)
      Natsuki Yuka、Morioka Tomoaki、Kakutani Yoshinori、Yamazaki Yuko、Ochi Akinobu、Kurajoh Masafumi、Mori Katsuhito、Imanishi Yasuo、Shoji Tetsuo、Inaba Masaaki、Emoto Masanori
    • Journal Title

      Journal of Atherosclerosis and Thrombosis

      Volume: 30 Issue: 12 Pages: 1838-1848

    • DOI

      10.5551/jat.64000

    • ISSN
      1340-3478, 1880-3873
    • Year and Date
      2023-12-01
    • Related Report
      2023 Research-status Report
    • Peer Reviewed
  • [Journal Article] Serum phosphate as an independent factor associated with cholesterol metabolism in patients undergoing hemodialysis: a cross-sectional analysis of the DREAM cohort2023

    • Author(s)
      Okute Yujiro、Shoji Tetsuo、Shimomura Naoko、Tsujimoto Yoshihiro、Nagata Yuki、Uedono Hideki、Nakatani Shinya、Morioka Tomoaki、Mori Katsuhito、Fukumoto Shinya、Imanishi Yasuo、Emoto Masanori
    • Journal Title

      Nephrology Dialysis Transplantation

      Volume: 38 Issue: 4 Pages: 1002-1008

    • DOI

      10.1093/ndt/gfac222

    • Related Report
      2023 Research-status Report
    • Peer Reviewed
  • [Journal Article] Asia‐Pacific Consensus Recommendations on X‐Linked Hypophosphatemia: Diagnosis, Multidisciplinary Management, and Transition From Pediatric to Adult Care2023

    • Author(s)
      Munns Craig F、Yoo Han‐Wook、Jalaludin Muhammad Yazid、Vasanwala Rashida、Chandran Manju、Rhee Yumie、BUT Wai Man、Kong Alice Pik‐Shan、Su Pen‐Hua、Numbenjapon Nawaporn、Namba Noriyuki、Imanishi Yasuo、Clifton‐Bligh Roderick J、Luo Xiaoping、Xia Weibo
    • Journal Title

      JBMR Plus

      Volume: 7 Issue: 6

    • DOI

      10.1002/jbm4.10744

    • Related Report
      2023 Research-status Report
    • Peer Reviewed / Open Access / Int'l Joint Research
  • [Journal Article] Association of plasma xanthine oxidoreductase activity with vascular endothelial function independent of serum uric acid level: MedCity21 health examination registry2023

    • Author(s)
      Kurajoh Masafumi、Fukumoto Shinya、Akari Seigo、Murase Takayo、Nakamura Takashi、Ihara Yasutaka、Imai Takumi、Nagata Yuki、Morioka Tomoaki、Mori Katsuhito、Imanishi Yasuo、Watanabe Toshio、Emoto Masanori
    • Journal Title

      IJC Heart & Vasculature

      Volume: 48 Pages: 101264-101264

    • DOI

      10.1016/j.ijcha.2023.101264

    • Related Report
      2023 Research-status Report
    • Peer Reviewed / Open Access
  • [Journal Article] Self-Administration of Burosumab in Children and Adults with X-Linked Hypophosphataemia in Two Open-Label, Single-Arm Clinical Studies2023

    • Author(s)
      Kubota Takuo、Namba Noriyuki、Tanaka Hiroyuki、Muroya Koji、Imanishi Yasuo、Takeuchi Yasuhiro、Kanematsu Masanori、Sun Wei、Seino Yoshiki、Ozono Keiichi
    • Journal Title

      Advances in Therapy

      Volume: 40 Issue: 4 Pages: 1530-1545

    • DOI

      10.1007/s12325-022-02412-x

    • Related Report
      2023 Research-status Report
    • Peer Reviewed / Open Access
  • [Journal Article] Global guidance for the recognition, diagnosis, and management of tumor‐induced osteomalacia2023

    • Author(s)
      Jan de Beur Suzanne M.、Minisola Salvatore、Xia Wei‐bo、Abrahamsen Bo、Body Jean‐Jacques、Brandi Maria Luisa、Clifton‐Bligh Roderick、Collins Michael、Florenzano Pablo、Houillier Pascal、Imanishi Yasuo、Imel Erik A.、Khan Aliya A.、Zillikens M. Carola、Fukumoto Seiji
    • Journal Title

      Journal of Internal Medicine

      Volume: 293 Issue: 3 Pages: 309-328

    • DOI

      10.1111/joim.13593

    • Related Report
      2023 Research-status Report
  • [Presentation] Evocalcet demonstrates the improvement of the PTH-calcium setpoint and the suppression of parathyroid cell proliferation in a primary hyperparathyroidism model mouse2024

    • Author(s)
      Yasuo Imanishi, Tomoe Hirakawa, Waka Haruyama, Keigo Tsushida, Mariko Sakai, Tetsuya Kitayama, Takehisa Kawata, Emi Donoue, Keisuke Inoue, Ikue Kobayashi, Andrew Arnold, Masanori Emoto
    • Organizer
      ASBMR Annual Meeting 2024
    • Related Report
      2024 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Evocalcet suppresses cyclin D1 oncogene-derived parathyroid cell proliferation in a murine model for primary hyperparathyroidism2023

    • Author(s)
      Yasuo Imanishi, Tomoe Hirakawa, Waka Haruyama, Keigo Tsushida, Mariko Sakai, Tetsuya Kitayama, Takehisa Kawata, Emi Donoue, Keisuke Inoue, Ikue Kobayashi, Andrew Arnold, Masanori Emoto
    • Organizer
      ASBMR Annual Meeting 2023
    • Related Report
      2023 Research-status Report
    • Int'l Joint Research
  • [Presentation] Effect of combination therapy of eldecalcitol and risedronate on aromatase inhibitor induced bone loss in postmenopausal women with early-stage breast cancer: an open-label randomized trial2023

    • Author(s)
      Yasuo Imanishi, Takumi Imai, Hisako Fujii, Rei Aida, Yuki Nagata, Tetsuo Shoji, Shinichiro Kashiwagi, Tsutomu Takashima, Masanori Emoto
    • Organizer
      ASBMR Annual Meeting 2023
    • Related Report
      2023 Research-status Report
    • Int'l Joint Research
  • [Patent(Industrial Property Rights)] X染色体優性遺伝疾患におけるシグナル伝達解析法2022

    • Inventor(s)
      今西康雄
    • Industrial Property Rights Holder
      今西康雄
    • Industrial Property Rights Type
      特許
    • Filing Date
      2022
    • Related Report
      2023 Research-status Report

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Published: 2022-04-19   Modified: 2026-01-16  

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