相关实验视频

Updated: Jul 17, 2026

Integration of Brain Tissue Saturation Monitoring in Cardiopulmonary Exercise Testing in Patients with Heart Failure

Integration of Brain Tissue Saturation Monitoring in Cardiopulmonary Exercise Testing in Patients with Heart Failure

Published on: October 1, 2019

患有心脏综合征X患者的内皮激活

G Desideri¹, A Gaspardone, M Gentile

¹Department of Internal Medicine and Public Health, University of L'Aquila, L'Aquila, Italy. gbdesi@freemail.it

|November 9, 2000

概括

患有心脏综合征X的患者表现出正常的基线内甲素-1水平. 然而,葡萄糖负载显示内甲蛋白-1的释放增加,这表明这些患者的敏感性增加.

科学领域:

心脏病学心脏病学
血管生物学血管生物学
内分泌学在内分泌学.

背景情况:

心脏综合征X的特点是尽管冠状动脉血管图正常,但心痛和缺血.
这些患者内皮功能障碍和内皮蛋白-1水平升高仍在争论中.
评估内皮功能标志物对于理解心脏综合征X病理生理学至关重要.

研究的目的:

评估心脏综合征X的患者内皮功能障碍.
在基线和后葡萄糖负载条件下调查内多林-1血度.
评估氧化的产生和粘附分子水平作为内皮健康的标志物.

主要方法:

放射性免疫检测和HPLC用于测量内甲素-1水平.
血亚酸盐加酸盐和可溶性血管细胞粘附分子-1被量化.
在基线和后葡萄糖负载条件下,研究了24名心脏综合征X患者和14名健康对照.

主要成果:

在患者和对照人群之间,基线内甲素-1,酸盐加酸盐或可溶性血管细胞粘附分子-1之间没有显著差异.
与对照人群相比,在摄入葡萄糖后的患者中观察到显著更高的内甲素-1度.
这表明心脏综合征X中对代谢压力的内甲素-1反应发生变化.

结论:

患有心脏综合征X的患者没有表现出基底内皮损伤.
增加对葡萄糖负荷的内甲蛋白-1反应,表明其在压力下释放的易感性增加.
这些发现突出了内甲素-1失调在心脏综合征X的病理生理学中的潜在作用.

更多相关视频

Isolation of Primary Patient-specific Aortic Smooth Muscle Cells and Semiquantitative Real-time Contraction Measurements In Vitro

Isolation of Primary Patient-specific Aortic Smooth Muscle Cells and Semiquantitative Real-time Contraction Measurements In Vitro

Published on: February 15, 2022

Mouse Electroacupuncture Fixation Device Fabrication for Electroacupuncture Pretreatment in Diabetic Cardiomyopathy Mouse Model

Mouse Electroacupuncture Fixation Device Fabrication for Electroacupuncture Pretreatment in Diabetic Cardiomyopathy Mouse Model

Published on: April 18, 2025

相关概念视频

Cardiomyopathy II: Dilated Cardiomyopathy

Cardiomyopathy II: Dilated Cardiomyopathy

Dilated cardiomyopathy, or DCM, is a progressive myocardial disorder characterized by ventricular chamber dilation and contractile dysfunction.EtiologyVarious factors can cause DCM, including hypertension and heavy alcohol intake, which contribute to the weakening and enlargement of the heart muscle. Viral infections, such as Coxsackievirus B, adenoviruses, and influenza, can lead to DCM by causing inflammation and damage to heart tissue. Certain chemotherapeutic agents, including daunorubicin,...

Cardiomyopathy V: Interprofessional Care

Cardiomyopathy V: Interprofessional Care

Managing cardiomyopathy involves addressing underlying or precipitating causes, treating heart failure with medications, and implementing dietary changes and a balanced exercise and rest regimen.Lifestyle ModificationsCardiomyopathy patients should adopt a low-sodium diet to reduce fluid retention and manage heart failure. A personalized exercise and rest plan helps maintain physical fitness without overstraining the heart. Avoiding alcohol and tobacco is essential to prevent further damage to...