mTORC1和SGLT2抑制剂-糖尿病心肌病的治疗前景
Sumit Saha1, Xianjun Fang1, Christopher D Green1
1Department of Biochemistry and Molecular Biology, Virginia Commonwealth University, Richmond, VA 23298, USA.
International journal of molecular sciences
|October 28, 2023
概括
糖尿病心肌病包括由于2型糖尿病 (T2D) 的心脏功能障碍. 针对猛素复合体1 (mTORC1) 的哺乳动物标可能为T2D及其心脏并发症提供统一的方法.
科学领域:
- 生物医学科学 生物医学科学
- 心脏病学 心脏病学
- 代谢障碍 代谢障碍 代谢障碍
背景情况:
- 糖尿病心肌病 (DCM) 是糖尿病的心脏并发症,导致心脏功能障碍和心力衰竭.
- 胰岛素抵抗,高血糖和高脂血症是T2D相关疾病的关键驱动因素.
- 哺乳动物目标拉巴素复合体1 (mTORC1) 的过活化与T2D病理生理学及其并发症有关.
研究的目的:
- 审查mTORC1作为T2D介导心脏功能障碍的治疗标的作用.
- 调查-葡萄糖共运输体2抑制剂 (SGLT2is) 在针对DCM治疗的mTORC1信号传递方面的潜力.
主要方法:
- 对T2D和DCM中mTORC1信号的现有文献进行系统审查.
- 对SGLT2在心脏保护中的SGLT2独立机制的分析.
- 讨论mTORC1抑制及其在糖尿病心脏病中的潜在益处.
主要成果:
- mTORC1过度激活是T2D中的关键调解者,有助于胰岛素抵抗和心脏功能障碍.
- mTORC1 抑制剂在治疗糖尿病和相关心脏病方面已经证明有好处.
- 通过SGLT2独立的途径,SGLT2is在DCM中表现出心脏保护作用,可能涉及平衡和能量剥夺模仿.
结论:
- mTORC1代表了治疗T2D介导心脏功能障碍的有希望的统一目标.
- 需要进一步的研究来阐明SGLT2在DCM中发挥心脏保护的确切机制,可能是通过选择性调节mTORC1/mTORC2信号.
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