相关实验视频
Updated: Jun 10, 2025

04:34
Mouse Complete Stasis Model of Inferior Vena Cava Thrombosis
Published on: June 15, 2011
18.2K
血液代谢物,炎症性细胞因子和静脉血栓栓塞之间的潜在因果关系
Qianying Liu1, Fan Yang1, Kangli Kong1
1Department of Clinical Laboratory, Nanjing Jiangning Hospital, The Affiliated Jiangning Hospital with Nanjing Medical University, Nanjing, China.
Frontiers in immunology
|October 15, 2024
概括
这项研究将特定的血液代谢物与静脉血栓栓塞 (VTE),深静脉血栓塞 (DVT) 和肺栓塞 (PE) 的风险增加联系起来. 血小板衍生生长因子BB (PDGF-BB) 调解了其中一些代谢关联.
科学领域:
- 遗传学和基因组学 遗传学和基因组学
- 代谢学 代谢学 代谢学
- 心血管研究研究心血管研究
背景情况:
- 静脉血栓塞栓症 (VTE),包括深静脉血栓症 (DVT) 和肺栓塞 (PE),是一个日益严重的健康问题.
- 鉴定代谢物,细胞因子和VTE之间的因果关系是具有挑战性的,因为混因素.
- 多omics方法越来越多地用于血管疾病研究.
研究的目的:
- 研究血液代谢物,炎症性细胞因子,以及VTE,DVT和PE之间的因果关系.
- 确定炎症性细胞因子在与VTE的代谢关联中的潜在调解作用.
- 为了利用大规模的全基因组关联研究 (GWAS) 数据进行可靠的分析.
主要方法:
- 从大型GWAS中利用了1091种代谢物和41种炎症性细胞因子的总结统计数据.
- 使用两个样本的门德尔随机化 (MR) 分析来评估因果关系.
- 应用双步孟德尔随机化 (TSMR) 和多变量孟德尔随机化 (MVMR) 来探索调解.
主要成果:
- 分别确定了78个,79个和81个因果代谢物与VTE,DVT和PE的相关性.
- 血小板衍生生长因子BB (PDGF-BB) 是唯一一种因果相关的细胞因子,与增加VTE,DVT和PE风险有关.
- MVMR分析显示,PDGF-BB调解了葡萄糖酸和VTE/DVT/PE,以及 dodecanedioate (C12:1-DC) 和VTE/DVT之间的关联.
结论:
- 特定的血液代谢物与VTE,DVT和PE风险显著相关.
- PDGF-BB在某些代谢物 (糖酸盐,十二酸盐) 和VTE之间的关系中起着调解作用.
- 这些发现有助于我们更好地理解VTE背后的分子机制.
相关概念视频
Venous Thrombosis I: Introduction
3
Venous thrombosis, the most common disorder of the veins, involves the formation of a thrombus or blood clot associated with vein inflammation. It can be classified as either superficial vein thrombosis or deep vein thrombosis.Superficial Vein Thrombosis: This involves the formation of a thrombus in a superficial vein, usually the greater or lesser saphenous vein. Though less severe than deep vein thrombosis (DVT), SVT can lead to complications if untreated.Deep Vein Thrombosis (DVT): This...
3
Venous Thrombosis III: Interprofessional Care
3
Venous thrombosis requires effective prevention and treatment strategies to improve patient outcomes and reduce potential complications.Prevention StrategiesHealthcare providers must prioritize preventing venous thromboembolism (VTE) for all adult patients upon admission. Interventions depend on bleeding and thrombosis risk, medical history, current medications, diagnoses, planned procedures, and patient preferences. Patients on bed rest should change positions every two hours and, if not...
3
Anticoagulant Drugs: Low-Molecular-Weight Heparins
633
Hemostasis is a crucial process that prevents excessive blood loss from damaged blood vessels. It involves various mechanisms such as vasoconstriction, platelet adhesion and activation, and fibrin formation. The importance of each mechanism depends on the type of vessel injury. In contrast, thrombosis is the abnormal formation of a blood clot within the blood vessels, leading to potential complications if the clot obstructs blood flow. Thrombosis can be caused by increased coagulability of the...
633
Venous Thrombosis IV: Nursing Management
3
Nursing management begins with a thorough assessment of the patient's health history. Key factors include trauma to veins, peripherally inserted central catheters, varicose veins, recent pregnancy or childbirth, surgery, bacteremia, prolonged bed rest, atrial fibrillation, COPD, heart failure, cancer, coagulation disorders, myocardial infarction, spinal cord injury, stroke, prolonged travel, recent bone fractures, and dehydration. Review medication intake, particularly oral contraceptives,...
3
Venous Thrombosis II: Clinical Manifestations and Diagnostic Studies
3
The key difference between Superficial Vein Thrombosis (SVT) and Deep Vein Thrombosis (DVT) lies in their location and severity.Clinical ManifestationsSVT typically presents with localized pain, tenderness, and redness along the course of a superficial vein, often accompanied by a palpable, cord-like structure under the skin. This condition is usually less dangerous than DVT but can be uncomfortable and may lead to complications such as cellulitis or, rarely, a clot extension into the deep...
3
Extrinsic and Intrinsic Pathways of Hemostasis
6.1K
Blood clotting or coagulation involves extrinsic and intrinsic pathways, which ultimately merge into the common pathway, forming a fibrin clot.
The Extrinsic Pathway
The extrinsic pathway of coagulation is typically initiated by tissue damage that exposes blood to tissue factor (TF), a protein released by the damaged tissue cells outside the blood vessels—this interaction with TF triggers biochemical reactions involving specific clotting factors. The key player here is Factor VII, which...
The Extrinsic Pathway
The extrinsic pathway of coagulation is typically initiated by tissue damage that exposes blood to tissue factor (TF), a protein released by the damaged tissue cells outside the blood vessels—this interaction with TF triggers biochemical reactions involving specific clotting factors. The key player here is Factor VII, which...
6.1K

