Liver disorders

肝脏疾病
  • 文章类型: Review
    目标:尽管现代医学取得了重大进展,仍然缺乏副作用最小的有效的保肝药物。在这种情况下。山孢,印度阿育吠陀藤本植物,引起了很多关注。
    结果:传统上,T.cordifolia已被发现是有效的治疗黄疸;根据文献,T.Cordifolia是一种肝脏保护剂,CCl4模型是最常用来评估其潜力的模型。它的保肝作用可能归因于生物碱(小檗碱,巴马汀,和麻药)和芥子酸。小檗碱通过抑制TNF-α引发的促炎级联反应来减轻炎症,并通过抑制iNOS来减轻亚硝酸根应激。T.Cordifolia也表现出抗癌,抗炎,抗菌,抗氧化剂,和其他活动;浓度高达2000mg/kg时是安全的。其生物作用可归因于多酚,生物碱,类固醇,萜类化合物,和糖苷。还发现T.cordifolia是用于治疗化学介导的肝毒性的几种多草药制剂中的活性成分。
    结论:T.科迪叶的保肝作用是通过抑制脂质过氧化作用介导的,氧化应激的管理,和其他因素。T.cordifolia可用于治疗肝脏疾病,并在食品工业中作为保肝补充剂。其生物碱的生物勘探可以导致针对肝脏疾病的新型制剂的开发。
    OBJECTIVE: Despite significant advancements in modern medicine, effective hepatoprotective medication with minimal side effects is still lacking. In this context. Tinospora cordifolia, an Indian Ayurvedic liana, has attracted much attention.
    RESULTS: Traditionally, T. cordifolia has been found to be effective in the treatment of jaundice; according to the literature, T. cordifolia is a hepatoprotective agent, and the CCl4 model is the most frequently used to evaluate its potential. Its hepatoprotective effects might be attributed to alkaloids (berberine, palmatine, and jatrorrhizine) and sinapic acid. Berberine decreases inflammation by inhibiting the proinflammatory cascade triggered by TNF-α and reduces nitrosative stress by inhibiting iNOS. T. cordifolia also exhibits anticancer, anti-inflammatory, antimicrobial, antioxidant, and other activities; it is safe at concentrations up to 2000 mg/kg. Its biological action can be attributed to polyphenols, alkaloids, steroids, terpenoids, and glycosides. T. cordifolia has also been found to be an active ingredient in several polyherbal formulations used to treat chemical-mediated hepatotoxicity.
    CONCLUSIONS: T. cordifolia\'s hepatoprotective effects are mediated by the inhibition of lipid peroxidation, the management of oxidative stress, and other factors. T. cordifolia can be used to manage liver disorders and as a hepatoprotective supplement in the food industry. The bioprospecting of its alkaloids can lead to the development of novel formulations against hepatic ailments.
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  • 文章类型: Journal Article
    内质网(ER)是分泌和跨膜蛋白合成和折叠的位点。内质网功能的紊乱导致未折叠和错误折叠蛋白质的积累,最终激活未折叠的蛋白质反应(UPR)信号。UPR-IRE1(肌醇需要酶1)的三个分支,PERK(蛋白激酶RNA激活(PKR)样ER激酶),和ATF6(激活转录因子6)通过增加伴侣的表达来调节基因表达模式,并通过增强ER蛋白折叠能力来恢复ER稳态。肝脏是一个中央器官,执行各种功能,有助于维持我们身体的整体健康。肝脏在细胞生理学中起着许多作用,血液稳态,和排毒,是蛋白质合成的主要部位。内质网稳态的紊乱是由钙水平失衡引发的,氧化还原状态的变化,病毒感染,等等。ER功能障碍和随后的UPR信号参与各种肝脏疾病,如代谢(功能障碍)相关的脂肪肝疾病,肝癌,病毒性肝炎,和胆汁淤积。ER应激和UPR信号在各种肝病中的确切作用尚不完全清楚,需要进一步研究。用药物靶向UPR信号传导是肝脏疾病治疗用途的深入研究的主题。本综述总结了UPR信号在肝脏疾病中的作用,并描述了为什么UPR调节剂是有希望的治疗靶标。
    Endoplasmic reticulum (ER) is the site for synthesis and folding of secreted and transmembrane proteins. Disturbance in the functioning of ER leads to the accumulation of unfolded and misfolded proteins, which finally activate the unfolded protein response (UPR) signaling. The three branches of UPR-IRE1 (Inositol requiring enzyme 1), PERK (Protein kinase RNA-activated (PKR)-like ER kinase), and ATF6 (Activating transcription factor 6)-modulate the gene expression pattern through increased expression of chaperones and restore ER homeostasis by enhancing ER protein folding capacity. The liver is a central organ which performs a variety of functions which help in maintaining the overall well-being of our body. The liver plays many roles in cellular physiology, blood homeostasis, and detoxification, and is the main site at which protein synthesis occurs. Disturbance in ER homeostasis is triggered by calcium level imbalance, change in redox status, viral infection, and so on. ER dysfunction and subsequent UPR signaling participate in various hepatic disorders like metabolic (dysfunction) associated fatty liver disease, liver cancer, viral hepatitis, and cholestasis. The exact role of ER stress and UPR signaling in various liver diseases is not fully understood and needs further investigation. Targeting UPR signaling with drugs is the subject of intensive research for therapeutic use in liver diseases. The present review summarizes the role of UPR signaling in liver disorders and describes why UPR regulators are promising therapeutic targets.
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  • 文章类型: Journal Article
    肝脏疾病是世界范围内最常见的病理问题之一。它影响全球超过15亿。据报道,许多类型的肝细胞参与急性和慢性肝病的发生和传播。包括肝细胞,Kupffer细胞,正弦内皮细胞,和肝星状细胞(HSC)。此外,氧化应激,细胞因子,纤维化因子,microRNAs,和自噬也参与其中。了解肝脏疾病的分子机制导致发现可用于临床的新的治疗干预措施。最近,抗氧化剂,抗炎,抗HSC治疗,基因治疗,细胞疗法,肠道菌群,纳米颗粒在预防和治疗肝脏疾病方面具有巨大潜力。这里,我们探讨了最近可能涉及急性和慢性肝病发病的分子机制。此外,我们概述了近期针对肝脏疾病的治疗干预措施,并总结了近期有关肝脏疾病治疗的研究.
    Liver disorders are one of the most common pathological problems worldwide. It affects more than 1.5 billion worldwide. Many types of hepatic cells have been reported to be involved in the initiation and propagation of both acute and chronic liver diseases, including hepatocytes, Kupffer cells, sinusoidal endothelial cells, and hepatic stellate cells (HSCs). In addition, oxidative stress, cytokines, fibrogenic factors, microRNAs, and autophagy are also involved. Understanding the molecular mechanisms of liver diseases leads to discovering new therapeutic interventions that can be used in clinics. Recently, antioxidant, anti-inflammatory, anti-HSCs therapy, gene therapy, cell therapy, gut microbiota, and nanoparticles have great potential for preventing and treating liver diseases. Here, we explored the recent possible molecular mechanisms involved in the pathogenesis of acute and chronic liver diseases. Besides, we overviewed the recent therapeutic interventions that targeted liver diseases and summarized the recent studies concerning liver disorders therapy.
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  • 文章类型: Journal Article
    骆驼奶被称为沙漠的白金,因为它含有多种营养素,在人类饮食中起着关键作用。骆驼奶的健康益处已被描述为各种疾病,如糖尿病,肾病,肝炎,等。包括提高总体生存率。全世界的主要健康负担是肝脏疾病,在西方国家,第九大死亡原因是肝硬化。治疗对肝硬化大多无效,脂肪肝,和慢性肝炎是肝脏最常见的疾病;此外,目前的治疗方法有副作用的风险,而且通常非常昂贵,特别是在发展中国家。对研究进行了系统评价,以确定骆驼奶的消费与多种肝脏疾病的关系。骆驼奶对与肝脏疾病有关的实验室检查的影响,病毒性肝炎,非酒精性脂肪性肝病(NAFLD),肝硬化,和肝细胞癌(HCC)进行评估。骆驼奶的消耗伴随着血清γ-谷氨酰转移酶值的调节,天冬氨酸转氨酶,和丙氨酸氨基转移酶在有肝病风险的人中。在慢性肝病患者中,据观察,当他们食用骆驼奶时,他们的死亡率很低,进展为肝硬化的机会也很低。因此,在肝病患者中,应鼓励在日常饮食计划中添加骆驼奶。在这次审查中,评估了骆驼奶对不同类型的肝脏疾病或与肝功能相关的任何疾病的影响。骆驼奶在维持和改善身体的代谢调节方面具有治疗和预防作用。
    Camel milk is known as the white gold of the desert because it contains within it a variety of nutrients which play a key role in the human diet. The health benefits of camel milk have been described for a variety of diseases such as diabetes, kidney disease, hepatitis, etc. including improved overall survival. A major health burden worldwide is liver diseases, and the ninth leading cause of death in Western countries is due to liver cirrhosis. Treatment is mostly ineffective for cirrhosis, fatty liver, and chronic hepatitis which are the most common diseases of the liver; furthermore current treatments carry the risk of side effects, and are often extremely expensive, particularly in the developing world. A systematic review of studies was performed to determine the association of consumption of camel milk on multiple diseases of the liver. The impact of camel milk on the laboratory tests related to the liver disorders, viral hepatitis, non-alcoholic fatty liver disease (NAFLD), cirrhosis, and hepatocellular carcinoma (HCC) were evaluated. The consumption of camel milk was accompanied by modulation of the values of serum gamma-glutamyl transferase, aspartate aminotransferase, and alanine aminotransferase in persons who are at risk of liver disease. In the patients with chronic liver disease, it was observed that they have low rates of mortality and low chances of progression to cirrhosis when they consume camel milk. Therefore, in patients with liver diseases, the addition of camel milk to their normal daily diet plan should be encouraged. In this review, camel milk\'s impact on the different kinds of liver diseases or any disorder associated with liver functioning was evaluated. Camel milk has a therapeutic as well as a preventive role in the maintenance and improving the metabolic regulations of the body.
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  • 文章类型: Journal Article
    BACKGROUND: Recent studies demonstrated that resveratrol has many therapeutic effects on liver disorders. Resveratrol significantly increased survival after liver transplantation, decreased fat deposition, necrosis, and apoptosis which induced by ischemia in Wistar rats. It provided liver protection against chemical, cholestatic, and alcohol injury. Resveratrol can improve glucose metabolism and lipid profile and decrease liver fibrosis and steatosis. Furthermore, it was able to alter hepatic cell fatty acid composition. According to extension of liver disease around the world and necessity of finding new threat, this review critically examines the current preclinical in vitro and in vivo studies on the preventive and therapeutic effects of resveratrol in liver disorders.
    METHODS: A search in PubMed, Google Scholar, and Scopus was undertaken to identify relevant literature using search terms, including \"liver,\" \"hepatic,\" and \"Resveratrol.\" Both in vivo and in vitro studies were included. No time limiting considered for this search.
    RESULTS: A total of 76 articles were eligible for this review. In these articles, resveratrol shows antioxidative properties in different models of hepatitis resulting in reducing of hepatic fibrosis.
    CONCLUSIONS: Resveratrol could reduce hepatic steatosis through modulating the insulin resistance and lipid profile in animals. These high quality preclinical studies propose the potential therapeutic implication of resveratrol in liver disorders especially those with hepatic steatosis. Resveratrol can play a pivotal role in prevention and treatment of liver disorders by reducing hepatic fibrosis.
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