在外周动脉疾病中,阿佩林对与年龄相关的新血管化损伤的影响
Junyu Chen1, Minghong Chen1, Yu Liu2
1Department of Geriatric Medicine, Xiangya Hospital, Central South University, Changsha, Hunan, China; National Clinical Research Center for Geriatric Disorders, Xiangya Hospital, Central South University, Changsha, Hunan, China.
Life sciences
|September 22, 2025
概括
在患有外周动脉疾病 (PAD) 的老年患者中,阿佩林水平降低. 在老年小鼠中,阿佩林治疗改善了血液流动和新血管化,这表明它对PAD的治疗潜力.
科学领域:
- 血管生物学 血管生物学
- 衰老研究研究 衰老研究
- 再生医学是一种再生医学.
背景情况:
- 周围动脉疾病 (PAD) 在老年人中很常见.
- 衰老会损害内皮细胞 (EC) 的功能,阻碍PAD的新血管化.
- 在衰老和血管功能障碍中观察到阿佩林水平降低.
研究的目的:
- 研究阿佩林在恢复老年PAD患者新血管化的治疗潜力.
- 在PAD的背景下,评估阿佩林在EC功能和衰老中的作用.
主要方法:
- 在年轻和老年PAD患者以及后肢缺血症 (HLI) 的小鼠中测量了血阿林水平.
- 用阿佩林治疗的老年小鼠和评估的血流恢复,新血管化 (微型CT,血管造影,染色).
- 在体外 (ROS,衰老,功能测试) 评估阿佩林对EC的影响.
主要成果:
- 在老年PAD患者和HLI小鼠中,血阿佩林水平显著降低.
- 阿佩林治疗增强了血液流量的恢复,并促进了HLI老年小鼠的新血管化.
- 阿佩林通过APJ激活改善了EC功能,并通过APJ激活在体内和体内减轻了EC衰老.
结论:
- 降低阿佩林水平与老年人PAD有关.
- 阿佩林在促进PAD新血管化方面显示出治疗潜力.
- 阿佩林为治疗老年PAD患者提供了一个有前途的翻译策略.
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