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Investigation of pathophysiology and novel therapeutic target in heart failure with preserved ejection fraction focused on SGLT2.

Research Project

Project/Area Number 24K11195
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeMulti-year Fund
Section一般
Review Section Basic Section 53020:Cardiology-related
Research InstitutionNara Medical University

Principal Investigator

彦惣 俊吾  奈良県立医科大学, 医学部, 教授 (30423164)

Co-Investigator(Kenkyū-buntansha) 中川 仁  奈良県立医科大学, 医学部, 助教 (20533730)
Project Period (FY) 2024-04-01 – 2027-03-31
Project Status Granted (Fiscal Year 2024)
Budget Amount *help
¥4,550,000 (Direct Cost: ¥3,500,000、Indirect Cost: ¥1,050,000)
Fiscal Year 2026: ¥1,300,000 (Direct Cost: ¥1,000,000、Indirect Cost: ¥300,000)
Fiscal Year 2025: ¥2,080,000 (Direct Cost: ¥1,600,000、Indirect Cost: ¥480,000)
Fiscal Year 2024: ¥1,170,000 (Direct Cost: ¥900,000、Indirect Cost: ¥270,000)
KeywordsSGLT2 / heart failure / pathophysiology
Outline of Research at the Start

本研究では、全身SGLT2欠失マウスを用いてHFpEFモデルを作成し、SGLT2阻害の直接的な心不全改善機序について心腎連関やオートファジーの関与の検討をおこなうとともに、心不全改善に関わる新規体液性因子の網羅的探索をおこなう。さらには、SGLT2以外の治療標的が存在する可能性について、SGLT2欠失マウスにSGLT2阻害薬を投与し検討する。以上により、SGLT2阻害によるHFpEFの病態改善の分子レベルでの機序解明と治療応用を目指す。

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Published: 2024-04-05   Modified: 2024-06-24  

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