红花提取物通过抑制炎症和热的途径来减轻他莫西芬诱导的肝损伤
Wedad S Sarawi1, Hala A Attia2, Afraa Alzoubi3
1Department of Pharmacology and Toxicology, College of Pharmacy, King Saud University, P.O. Box 22452, Riyadh, 11495, Saudi Arabia. wsarawi@ksu.edu.sa.
Scientific reports
|February 8, 2025
概括
红枣提取物 (CRDE) 通过减少炎症和热死来保护肝脏免受他莫西芬 (TAM) 的损害. 这项研究表明,CRDE是潜在的治疗剂,可以预防TAM诱导的小鼠肝损伤.
科学领域:
- 肝病学 肝病学是一种肝病学.
- 药理学 药理学是指药理学的学科.
- 毒理学 毒理学 毒理学
背景情况:
- 塔莫西芬 (TAM) 是治疗雌激素受体阳性乳腺癌的重要药物.
- 服用TAM可能会导致严重的肝损伤.
- 在TAM诱导的肝损伤中,质路径的作用需要进一步的研究.
研究的目的:
- 为了研究TAM对肝脏的炎性通路的影响.
- 评估红提取物 (CRDE) 对雌性大鼠TAM诱导的肝损伤的保护作用.
主要方法:
- 在TAM暴露之前和暴露期间,雌性大鼠接受了TAM (45 mg/kg) 或CRDE (12 ml/kg).
- 分析了肝组织,血清肝酶,氧化应激标记物,炎症性细胞因子和热症标记物.
- 组织学检查评估了肝脏组织完整性和炎症.
主要成果:
- 暴露于TAM导致肝脏退化,肝酶升高,氧化应激增加和炎症增加 (TNF-α,IL-6,CD68).
- TAM显著上调了热的标志物,包括NLRP3-炎症体,caspase-1和gasdermin D.
- 治疗CRDE逆转了TAM诱导的生物化学,组织学和分子变化,减轻了肝损伤.
结论:
- 红提取物 (CRDE) 有效地保护大鼠免受泰莫西芬诱导的肝损伤.
- 通过调节氧化应激,炎症和热,CRDE可以减轻损伤.
- 作为防护剂,CRDE显示出对他莫西芬的肝毒性有保护作用.
相关概念视频
Drugs Affecting Neurotransmitter Synthesis
1.2K
Drugs affecting neurotransmitter synthesis can impact the adrenergic neuron and the synthesis of neurotransmitters. For example, α-methyltyrosine and carbidopa target specific enzymes involved in catecholamine synthesis. α-methyltyrosine inhibits the enzyme tyrosine hydroxylase, which converts tyrosine into dopamine. By blocking this enzyme, α-methyltyrosine reduces dopamine production and other catecholamines. Carbidopa, on the other hand, inhibits the enzyme dopa decarboxylase,...
1.2K
Antiplatelet Drugs: Prostaglandin Synthesis, P2Y12 and Glycoprotein IIb/IIIa Inhibitors
461
Antiplatelet drugs emerge as frontline defenders against the insidious threat of thromboembolic diseases, where abnormal clots obstruct vital blood vessels. These drugs stand as bulwarks, inhibiting platelet aggregation and clot formation, thereby mitigating the risk of life-threatening conditions like myocardial infarction, coronary artery disease, and thrombotic strokes.
Prostaglandin synthesis inhibitors, exemplified by the widely known aspirin, wield their power by irreversibly acetylating...
Prostaglandin synthesis inhibitors, exemplified by the widely known aspirin, wield their power by irreversibly acetylating...
461
Combined Effects of Drugs: Antagonism
8.2K
The combined effects of drugs can result in various interactions, of which an important type is antagonism. Antagonism is a mechanism where one drug inhibits or counteracts the effects of another drug. Antagonism can occur through various means, including receptor binding, allosteric modulation, functional interaction, chemical reactions, and pharmacokinetic processes.
The most common type is receptor antagonism, where one drug acts as an antagonist to block the effects of another drug by...
The most common type is receptor antagonism, where one drug acts as an antagonist to block the effects of another drug by...
8.2K


