在心力衰竭患者中,运动训练降低了循环中SDS抗性蛋白质聚合物的负荷,并改变了心力衰竭患者中循环中的SDS抗性蛋白质聚合物的含量
Marisol Gouveia1, Cristine Schmidt2,3,4, Priscilla Gois Basilio3
1Department of Medical Sciences, iBiMED - Institute of Biomedicine, University of Aveiro, Building 30, Agras do Crasto - Campus Universitário de Santiago, Aveiro, 3810-193, Portugal. marisolgouveia@ua.pt.
Molecular and cellular biochemistry
|October 30, 2023
概括
运动训练降低了心力衰竭患者的血蛋白聚合物,改善了蛋白质质量控制和心肺健康. 这表明运动可以增强蛋白质静止和心力衰竭患者的健康状况,减少排气分数.
科学领域:
- 心血管医学 心血管医学
- 运动生理学 运动生理学
- 生物化学 生物化学
背景情况:
- 心力衰竭 (HF) 与受损的蛋白质质量控制 (PQC) 和蛋白质聚合物的积累有关.
- 运动已经显示出在HF组织中恢复PQC的潜力,但其血蛋白质稳定作用尚不清楚.
研究的目的:
- 研究运动训练对血SDS耐性蛋白聚合物 (SRA) 的数量和组成的影响,这些聚合物在心力衰竭患者中具有减少喷射率 (HFrEF).
主要方法:
- 十八名HFrEF患者接受了为期12周的有氧运动和阻力运动联合计划.
- 用D2D SDS-PAGE和质谱学分析了等离子体SRA负载和含量.
- 在干预前和后评估了心肺健康,生活质量和特定生物标志物.
主要成果:
- 运动训练显著降低了血SRA负载.
- 哈普托格洛宾水平在血中增加,在SRA内降低,这表明哈普托格洛宾介导的效应.
- 观察到心肺健康,生活质量和NT-proBNP水平的改善.
结论:
- 运动训练有效地降低了HFrEF患者的血SRA负载,表明增强了蛋白质质量控制.
- 这些研究结果表明,哈普托格洛宾在调解这些运动效益方面可能发挥作用.
- 联合炼训练改善了HFrEF中蛋白质静止和临床结果.
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