オステオプロテゲリンは,進行性動脈硬化症と心血管疾患の危険因子です
Stefan Kiechl1, Georg Schett, Gregor Wenning
1Department of Neurology, University Clinic, Anichstrasse 35, A-6020 Innsbruck, Austria. Stefan.Kiechl@uibk.ac.at
Circulation
|May 1, 2004
まとめ
オステオプロテゲリンは,心血管疾患と動脈硬化症の進行のための重要な独立リスク因子です. より高いレベルは,一般人口の血管疾患のリスクと死亡率の増加を予測します.
科学分野:
- 心血管研究 循環器科の研究
- バイオマーカー バイオマーカー
- 動脈硬化症 (Atherosclerosis) とは 動脈硬化症 (Atherosclerosis) とは 動脈硬化症 (Atherosclerosis) とは
背景:
- オステオプロテゲリン (OPG) は,腫瘍死滅因子受容体スーパーファミリーの新しいメンバーです.
- OPGは,核因子-kappaBリガンドの受容体活性化剤の誘致受容体として作用する.
- 新興の研究では,OPGがアテロゲネシスにおける役割を示唆しており,疫学的検証が必要である.
研究 の 目的:
- OPGレベルと動脈硬化症の間の疫学的な関連性を調査する.
- OPGが心血管疾患 (CVD) と血管死亡率の独立した危険因子であるかどうかを判断する.
主な方法:
- 予測型,人口ベースのブルネック研究 (1990-2000).
- 頸動脈動脈硬化症の評価 (重度,発症,進行).
- ベースラインおよびフォローアップにおける血清OPG濃度の測定;インシデントCVDおよび血管死亡率の記録.
主要な成果:
- 血清のOPGは血管の危険因子と相関する:年齢,糖尿病,炎症,感染症,喫煙.
- OPGのレベルは,大動脈動脈硬化症の重症度および10年進行と有意に関連していました.
- 高OPGは,インシデントCVD (RR 2.2) と血管死亡率 (RR 3.1) の独立した予測因子でした.
結論:
- オステオプロテゲリンは,動脈硬化症の進行のための独立した危険因子です.
- 高いOPGレベルは,心血管疾患の発生と血管死亡率を予測します.
さらに関連する動画
関連する概念動画
Bone Disorders
Aging and its effect on bone remodeling is the most common cause of bone disorders. In young and healthy people, bone deposition and resorption happen at an equal rate to maintain optimal bone health.
Bone deposition is also affected by the levels of sex hormones like estrogen and testosterone that promote osteoblast activity and bone matrix synthesis. When the level of these hormones decreases due to aging, it causes a reduction in bone deposition. As a result, bone resorption by osteoclasts...
Bone deposition is also affected by the levels of sex hormones like estrogen and testosterone that promote osteoblast activity and bone matrix synthesis. When the level of these hormones decreases due to aging, it causes a reduction in bone deposition. As a result, bone resorption by osteoclasts...
Role of Vitamins in Maintaining Bone Health
The growth and maintenance of bone are regulated by a combination of nutritional factors, including vitamins, such as vitamin A, B12, C, D, and K.
Vitamin A
Vitamin A is involved in the process of bone remodeling. Retinoic acid, the active metabolite of Vitamin A, has nuclear receptors in osteoblasts and osteoclasts, which are involved in bone remodeling.
Vitamin B12
Vitamin B12 acts as a cofactor during the formation of osteoblast-related proteins, such as osteocalcin. Vitamin B12 plays a role...
Vitamin A
Vitamin A is involved in the process of bone remodeling. Retinoic acid, the active metabolite of Vitamin A, has nuclear receptors in osteoblasts and osteoclasts, which are involved in bone remodeling.
Vitamin B12
Vitamin B12 acts as a cofactor during the formation of osteoblast-related proteins, such as osteocalcin. Vitamin B12 plays a role...
Ischemic Heart Disease: Overview
Ischemic heart disease occurs when the heart's blood supply dwindles, causing an ominous lack of oxygen and nutrients. This deficiency, stemming from reduced or obstructed blood flow, spells danger, leading to heart muscle damage and dysfunction.
Atherosclerosis, the primary malefactor, orchestrates this dangerous condition. It manifests as the accumulation of fatty deposits, akin to insidious plaques, within arterial walls. As time elapses, these plaques metamorphose, hardening and narrowing...
Atherosclerosis, the primary malefactor, orchestrates this dangerous condition. It manifests as the accumulation of fatty deposits, akin to insidious plaques, within arterial walls. As time elapses, these plaques metamorphose, hardening and narrowing...
Coronary Artery Disease I: Introduction
Coronary Artery Disease (CAD): An Overview with Scientific InsightsCoronary Artery Disease (CAD), often referred to as C-A-D, is a prevalent blood vessel disorder classified under the broader category of atherosclerosis. Atherosclerosis is a pathological process characterized by the hardening and narrowing of arteries due to the accumulation of atherosclerotic plaques. These plaques are composed of cholesterol, fatty substances, inflammatory cells, calcium, and fibrin, reducing blood flow to...
Coronary Artery Disease IV: Preventive Measures
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...
Atherosclerosis I: Introduction
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...


