相关实验视频
Updated: Sep 8, 2025

06:11
Model of Ischemia and Reperfusion Injury in Rabbits
Published on: November 3, 2023
1.3K
对脏缺血再输损伤的潜在保护因素:D-carvone
Saime Ozbek Sebin1, Ayhan Tanyeli2, Basak Gulakar2
1Department of Physiology, Faculty of Medicine, Ataturk University, Erzurum, Turkey. saime.ozbek@atauni.edu.tr.
Molecular biology reports
|September 5, 2025
概括
D-carvone 显示对因缺血再输血损伤造成的损伤有保护作用. 它可以减少氧化应激和炎症, 作为治疗功能衰竭的潜在药物.
科学领域:
- 肝脏病学
- 药理学
- 生物化学
背景情况:
- 缺血再输血 (IR) 损伤是急性损伤和衰竭的重要原因.
- 目前对IR损伤的治疗选择有限,强调需要新的保护策略.
研究的目的:
- 研究D-carvone对缺血再输液 (IR) 损伤的潜在脏保护作用.
- 阐明D-carvone作用的基本机制,包括其对氧化应激,炎症,亡和自的影响.
主要方法:
- 建立了一种脏缺血-再输血 (RIR) 损伤的小鼠模型.
- 用D- carvone (20 mg/ kg) 或载体治疗老鼠,并进行生物化学和组织学分析.
- 对氧化应激 (MDA,GSH,CAT,TOS,OSI),炎症 (TNF-α,IL- 1β,IL- 6,NGAL),亡 (caspase- 3) 和自 (LC3B) 的关键标志物进行了量化.
主要成果:
- D-carvone治疗显著降低了氧化应激,炎症和损伤的标志物.
- 促炎细胞因子 (TNF-α,IL-1β) 和氧化应激标志物 (MDA,TOS) 的水平降低,而抗氧化标志物 (GSH,CAT,TAS) 的水平增加.
- 与减少NFκB激活一起,抑制了D- carvone的亡 (caspase-3) 和自 (LC3B) 途径.
结论:
- D-carvone 具有显著的抗红外损伤的脏保护性.
- 它的保护机制包括减轻氧化应激,炎症,亡和自的调节.
- D-carvone是治疗损伤的一个有希望的候选药物.
相关概念视频
Antihypertensive Drugs: Direct Renin Inhibitors
817
The renin-angiotensin-aldosterone system (RAAS) is an intricate physiological pathway involving numerous enzymes and hormones, including renin, angiotensin-converting enzyme (ACE), angiotensin I and II, and aldosterone. Imbalances within this system increase the production of angiotensin II and aldosterone. Increased angiotensin II levels promote vasoconstriction and blood pressure elevation. Concurrently, higher aldosterone levels stimulate sodium and water reabsorption in the kidneys,...
817
Renal Failure: Dose Adjustments
151
In patients with renal impairment, drugs undergo significant changes in their pharmacokinetics, which require dosage adjustments to ensure safe and effective therapy.
Reduced renal clearance and elimination rate are common outcomes of renal impairment. These alterations lead to a prolonged elimination half-life and an altered apparent volume of distribution for drugs. As a result, dosage adjustments are typically necessary to maintain optimal drug levels in the body.
However, dosage adjustments...
Reduced renal clearance and elimination rate are common outcomes of renal impairment. These alterations lead to a prolonged elimination half-life and an altered apparent volume of distribution for drugs. As a result, dosage adjustments are typically necessary to maintain optimal drug levels in the body.
However, dosage adjustments...
151
Heart Failure Drugs: Inhibitors of Renin-Angiotensin System
505
The activation of the sympathetic nervous system and the renin-angiotensin-aldosterone system (RAAS) contributes to cardiac remodeling, and inhibiting the RAAS is a pharmacological target in heart failure management. As a result, neurohumoral modulation is a crucial treatment principle for managing heart failure. This approach involves using medications like ACE inhibitors (ACEIs), angiotensin receptor blockers (ARBs), β-blockers, mineralocorticoid receptor antagonists (MRAs), and neutral...
505
Acute Kidney Injury IV: Diagnostic Studies and Prevention
57
Accurate diagnosis and effective prevention are critical in managing Acute Kidney Injury (AKI), which is linked to high mortality rates ranging from 10% to 80%. Timely recognition of at-risk patients and careful monitoring can significantly reduce the likelihood of kidney damage.Diagnostic Assessments:The diagnostic process starts with a comprehensive medical history to identify prerenal, intrarenal, and postrenal causes.Prerenal causes, such as dehydration, hypotension, or blood loss, should...
57
Antihypertensive Drugs: Potassium-Sparing Diuretics
746
Liddle syndrome is a genetically inherited form of hypertension characterized by the overactivity of epithelial sodium channels in the nephron, the functional unit of the kidney. This heightened activity leads to increased sodium reabsorption and excessive excretion of potassium. To counteract this, potassium-sparing diuretics such as amiloride are used. They function by blocking these sodium channels, thereby reducing the influx of sodium into the epithelial cells and minimizing the loss of...
746

