接受他治疗的2型糖尿病患者中的Apolipoprotein CIII:其对斑块进展和不稳定性的影响:从OPTIMAL随机对照试验中预先规定的分析
Satoshi Kitahara1, Yu Kataoka2, Stephen J Nicholls3
1Department of Cardiovascular Medicine, National Cerebral & Cardiovascular Centre, 6-1 Kishibe-shimmachi, Suita, Osaka, 564-8565, Japan; Department of Cardiovascular Medicine, Kashiwa Kousei General Hospital, 617 Shikoda, Kashiwa, Chiba, 277-0862, Japan.
Atherosclerosis
|August 16, 2025
概括
升高的Apolipoprotein CIII (ApoCIII) 水平在2型糖尿病患者中加速冠状动脉斑块的进展,即使在治疗他类药物时也是如此. 这表明ApoCIII是残留心血管风险的关键因素.
科学领域:
- 心血管医学 心血管医学
- 代谢障碍 代谢障碍 代谢障碍
- 动脉样硬化研究 动脉样硬化研究
背景情况:
- 阿波利波蛋白CIII (ApoCIII) 具有益风性质的特性.
- 高血糖诱导的ApoCIII转录可能与2型糖尿病中的冠状动脉样硬化有关.
- 在接受治疗的糖尿病患者中,ApoCIII在斑块进展和不稳定性方面的作用需要进一步研究.
研究的目的:
- 为了确定ApoCIII是否影响斑块的进展和不稳定性.
- 评估ApoCIII对接受他治疗的2型糖尿病患者的影响.
- 评估ApoCIII作为潜在的残留风险因素.
主要方法:
- 预期随机对照试验 (OPTIMAL研究) 使用连续NIRS/IVUS成像.
- 分析了78名接受他类药物治疗的2型糖尿病患者的基线和48周的ApoCIII水平和成像数据.
- 在患有和没有增加ApoCIII水平的患者之间比较斑块特征.
主要成果:
- 在47.4%的参与者中观察到ApocIII水平的增加.
- 两组之间LDL-C水平没有显著差异.
- 在患有ApoCIII水平升高 (p < 0.001) 的患者中,观察到NIRS衍生的maxLCBI4mm (脂质核心负荷指数) 的更大进展.
- 即使LDL-C<1.4 mmol/L,ApoCIII的增加也与斑块的进展有关.
结论:
- 循环的ApoCIII促进了脂质斑块成分的积累.
- 在接受他治疗的2型糖尿病患者中,ApoCIII代表了剩余的心血管风险.
- 治疗针对ApoCIII可能是必要的,以减轻残留风险.
相关概念视频
01:20Lipid-Lowering Drugs: Statins and Miscellaneous Agents
871
Hyperlipidemia, a medical condition often referred to as high cholesterol, is characterized by abnormally elevated levels of lipids in the bloodstream. When present in excess, these lipids, specifically cholesterol and triglycerides, can lead to serious health complications, often involving cardiovascular diseases. Illnesses like atherosclerosis, heart attacks, and pancreatitis have all been linked to untreated hyperlipidemia. This means controlling and regulating cholesterol and triglyceride...
871
01:26Atherosclerosis III: Management
35
Management of atherosclerosis involves an integrated strategy encompassing pharmacological treatment, surgical interventions, lifestyle changes, and nutrition therapy to address the multifactorial nature of the disease.Pharmacological TherapyA cornerstone of atherosclerosis management is the use of pharmacological agents. Statins, such as atorvastatin, are pivotal in inhibiting HMG-CoA reductase, an enzyme that catalyzes an initial step in cholesterol synthesis in the liver. This reduction in...
35
01:30Atherosclerosis I: Introduction
82
Atherosclerosis is a progressive disorder characterized by the buildup of plaques on the arterial inner wall, causing them to narrow and harden over time. These plaques comprise lipids, calcium, blood components, carbohydrates, and fibrous tissue. The process primarily affects the intima of large and medium-sized arteries, reducing blood flow in any artery.Etiology and risk factorsThe cause of atherosclerosis is multifactorial, involving a complex interplay among endothelial injury, lipid...
82
01:26Coronary Artery Disease IV: Preventive Measures
32
Effective preventive measures for coronary artery disease (CAD) focus on controlling modifiable risk factors, including cholesterol abnormalities and lifestyle changes.Cholesterol ManagementFirst, the Mediterranean diet and the American Heart Association advocate for maintaining low-density lipoprotein (LDL) cholesterol levels below 100 mg/dL, with a more stringent recommendation of below 70 mg/dL for individuals at high risk. LDL cholesterol, often termed "bad cholesterol," can lead to the...
32
01:26Coronary Artery Disease II: Pathophysiology
35
Coronary Artery Disease (CAD) originates from a series of events that impair the function of coronary arteries, the blood vessels responsible for delivering oxygen-rich blood to the heart muscle. The pathophysiology of CAD is closely linked to atherosclerosis, a chronic inflammatory and lipid-driven condition affecting the vascular endothelium.1. Endothelial DamageThe process begins with damage to the vascular endothelium, which serves as a protective barrier between the blood and the vessel...
35
01:25Blood Studies for Cardiovascular System III: Serum Lipid Profile
293
Understanding serum lipids is crucial for maintaining cardiovascular health and preventing heart disease and stroke.
Serum lipids are fats and fatty substances in the blood and are crucial for various bodily functions, including energy storage, cellular structure, and hormone production. Serum lipids consist of cholesterol, triglycerides, and phospholipids.
Cholesterol is a soft, fat-like substance found in all body cells. It is crucial for producing hormones, vitamin D, and substances that aid...
Serum lipids are fats and fatty substances in the blood and are crucial for various bodily functions, including energy storage, cellular structure, and hormone production. Serum lipids consist of cholesterol, triglycerides, and phospholipids.
Cholesterol is a soft, fat-like substance found in all body cells. It is crucial for producing hormones, vitamin D, and substances that aid...
293