相关实验视频
Updated: Jul 16, 2025
08:50
Assessment of Vascular Function in Patients With Chronic Kidney Disease
Published on: June 16, 2014
16.3K
氧化物在移植中的作用
1Department of Pharmacology and Toxicology, School of Pharmacy, College of Health Sciences, University of Ghana, Legon, Accra, Ghana; Accra College of Medicine, Magnolia St, JVX5+FX9, East Legon, Accra, Ghana.
Biomedicine & pharmacotherapy = Biomedecine & pharmacotherapie
|September 18, 2023
概括
氧化 (NO) 在预防移植并发症,如缺血-再输液损伤 (IRI) 方面表现有前途. 施用NO可以保护移植物免受损伤和排斥,改善患者的治疗结果.
科学领域:
- 科和移植手术 移植手术
- 生物医学科学 生物医学科学
- 生物化学 生物化学
背景情况:
- 移植为透析提供了更好的结果,但受到 ischemia-reperfusion injury (IRI) 的威胁.
- IRI导致移植后的移植功能障碍和接受者死亡率.
- 内源性氧化 (NO) 失调与移植中的IRI有关.
研究的目的:
- 审查氧化 (NO) 在减轻移植脏缺血-再输液损伤 (IRI) 中的作用.
- 讨论内源和外源的NO及其保护机制.
- 突出NO在预防急性和慢性移植拒绝方面的潜力.
主要方法:
- 对移植中NO的实验和临床研究的综述.
- 分析涉及到对IRI的NO介导保护的信号通路.
- 检查NO的作用,当外源性或内源性产生.
主要成果:
- 构成性氧化合成酶 (NOS) 衍生的NO通过多个信号通路显示出对IRI的保护作用.
- 低度的NO在保存溶液或给予捐赠者/接受者可以减轻IRI.
- 诱导性NOS (iNOS) 在孤立的研究中也显示出对移植保护的潜力.
结论:
- 氧化 (NO) 具有显著的临床前景,可减少移植中的缺血-再输损伤 (IRI).
- 通过内源性或外源性手段调节NO水平,可以防止移植的拒绝,并改善长期的移植成功.
- 对NO的保护机制进行进一步的研究是有必要的,以优化其在移植中的临床应用.
相关概念视频
01:26Kidney Transplant II: Surgical Procedure
36
Preoperative ManagementThe primary goals of preoperative management in kidney transplantation are to optimize the patient’s metabolic state and prepare them for surgery through diet adjustments, necessary dialysis, and tailored medical treatment. This phase also involves comprehensive infection screening and patient education about the surgical procedure and postoperative care to improve outcomes and adherence.Medical ManagementA comprehensive evaluation is required for both the living...
36
01:28Nitric Oxide Signaling Pathway
5.1K
Nitric oxide (NO), an inorganic gas, acts as a potent second messenger in most animal and plant tissues. NO diffuses out of the cells that produce it and enters the neighboring cells to generate a downstream response. NO synthase (NOS) catalyzes NO production by the deamination of the amino acid arginine. There are three isoforms of NOS. Endothelial cells have endothelial NOS (eNOS), nerve and muscle cells have neuronal NOS (nNOS), and macrophages produce inducible NOS (iNOS) upon exposure...
5.1K
01:16Kidney Transplant III: Nursing Management
39
Postoperative Nursing Management for Kidney Transplant PatientsPostoperative nursing management care includes monitoring the surgical site, encouraging early movement, and promoting lung health through breathing exercises. Nurses also administer prescribed medications like H2-blockers, such as famotidine, or proton pump inhibitors, like omeprazole, to help prevent gastrointestinal ulcers and bleeding. Fungal infections in the mouth and bladder can result from immunosuppressive and antibiotic...
39
01:28Kidney Transplant I: Introduction
28
A kidney transplant is a surgical approach that involves replacing a non-functioning kidney with a healthy one from a donor. This procedure is often a treatment option for end-stage renal disease (ESRD) patients. The method requires careful recipient selection, including evaluating various medical and psychosocial factors. These criteria vary between transplant centers but generally include assessments of the patient's overall health, adherence to medical recommendations, and lifestyle...
28
01:29Acute Kidney Injury II: Pathophysiology
26
Acute kidney injury (AKI) causes are categorized into three primary categories based on the location of the injury: prerenal, intrarenal (or intrinsic), and postrenal causes. This classification guides clinical management and illustrates how different pathways can impair kidney function.Etiology and Pathophysiology of Acute Kidney Injury1. Prerenal causesEtiology: Prerenal Acute Kidney Injury, the most common type, occurs when reduced blood flow to the kidneys decreases filtration capacity...
26
01:22Acute Kidney Injury I: Introduction
28
Introduction:Acute Kidney Injury (AKI) describes a swift decrease in kidney function occurring over hours to days, characterized by the kidneys' failure to remove waste products from the bloodstream. This leads to dangerous complications like metabolic acidosis, fluid overload, and electrolyte imbalances, such as hyperkalemia, which can cause life-threatening arrhythmias. AKI is common in both hospital and outpatient settings, often triggered by dehydration, sepsis, or exposure to nephrotoxic...
28