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Resmetirom: Finally, the Light at the End of the NASH Tunnel? Resmetirom:NASH隧道尽头的曙光终于出现了吗?
Pub Date : 2024-02-26 DOI: 10.3390/livers4010010
A. Lonardo
Nonalcoholic steatohepatitis (NASH) is a double composite word that was first coined in 1980 by Ludwig and Colleagues [...]
非酒精性脂肪性肝炎(NASH)是一个双重复合词,由路德维希及其同事于 1980 年首次创造 [...] 。
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引用次数: 0
Minimally Invasive Surgery in Liver Transplantation: From Living Liver Donation to Graft Implantation 肝移植中的微创手术:从活体肝脏捐献到移植物植入
Pub Date : 2024-02-17 DOI: 10.3390/livers4010009
E. Avramidou, Konstantinos Terlemes, Afroditi Lymperopoulou, Georgios Katsanos, Nikolaos Antoniadis, Athanasios Kofinas, S. Vasileiadou, Konstantina-Eleni Karakasi, Georgios Tsoulfas
Since the end of the 20th century and the establishment of minimally invasive techniques, they have become the preferred operative method by many surgeons. These techniques were applied to liver surgery for the first time in 1991, while as far as transplantation is concerned their application was limited to the living donor procedure. We performed a review of the literature by searching in Pubmed and Scopus using the following keywords: Liver transplantation, Minimally invasive surgery(MIS) living liver donor surgery. Applications of MIS are recorded in surgeries involving the donor and the recipient. Regarding the recipient surgeries, the reports are limited to 25 patients, including combinations of laparoscopic, robotic and open techniques, while in the living donor surgery, the reports are much more numerous and with larger series of patients. Shorter hospitalization times and less blood loss are recorded, especially in centers with experience in a large number of cases. Regarding the living donor surgery, MIS follows the same principles as a conventional hepatectomy and is already the method of choice in many specialized centers. Regarding the recipient surgery, significant questions arise mainly concerning the safe handling of the liver graft.
自 20 世纪末微创技术问世以来,微创技术已成为许多外科医生的首选手术方法。1991年,这些技术首次应用于肝脏手术,但就移植而言,其应用仅限于活体捐献手术。我们使用以下关键词在 Pubmed 和 Scopus 上进行了文献检索:肝移植、微创手术(MIS)、活体肝脏捐献手术。微创手术在涉及供体和受体的手术中均有应用记录。关于受体手术的报道仅限于25名患者,包括腹腔镜、机器人和开腹技术的组合,而关于活体肝脏捐献手术的报道则更多,患者人数也更多。有记录显示,住院时间更短,失血量更少,尤其是在有大量病例经验的中心。关于活体供体手术,MIS 遵循的原则与传统肝切除术相同,已成为许多专业中心的首选方法。关于受体手术,出现的重要问题主要涉及肝脏移植物的安全处理。
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引用次数: 0
Herbal- and Dietary-Supplement-Induced Liver Injury: A Review of the Recent Literature 草药和膳食补充剂诱发的肝损伤:最新文献综述
Pub Date : 2024-02-13 DOI: 10.3390/livers4010008
Palak A. Patel-Rodrigues, Lindsey B. Cundra, Dalal Alhaqqan, Daniel T. Gildea, S. Woo, James H. Lewis
Herbal-induced liver injury (HILI) continues to increase in prevalence each year due to the ongoing popularity of herbal supplements and complementary and alternative medicines. A detailed literature review of case reports and clinical studies published from March 2021 to March 2023 was performed. We discuss the epidemiology and diagnosis of HILI as well as the current and proposed laws and regulations. The 2021 ACG guidelines and 2022 AASLD practice guidelines for the diagnosis and management of drug and herbal-induced liver injury are discussed. We describe updates to previously reported etiologies of HILI such as ayurveda, ashwagandha, turmeric, kratom, green tea extract, and garcinia cambogia. Newly described supplements resulting in HILI, such as tinospora cordifolia, horse chestnut, alkaline water, and more, are described. We discuss newly and previously identified hepatoprotective herbal supplements as they have been reported in the study of animal models and human liver cells. This review suggests the need for ongoing research on the causes and mechanisms of HILI to ensure its proper diagnosis, prevention, and treatment in the future. The goal of this review is to provide novice and expert readers with knowledge regarding the possible etiologies of HILI and a general overview.
由于草药补充剂以及补充和替代药物的不断普及,草药诱发肝损伤(HILI)的发病率逐年上升。我们对 2021 年 3 月至 2023 年 3 月期间发表的病例报告和临床研究进行了详细的文献综述。我们讨论了 HILI 的流行病学和诊断,以及现行和拟议的法律法规。我们讨论了 2021 年 ACG 指南和 2022 年 AASLD 实践指南中关于药物和草药引起的肝损伤的诊断和管理。我们介绍了以前报道过的 HILI 病因的最新情况,如阿育吠陀、灰树精、姜黄、桔梗、绿茶提取物和藤黄。此外,还介绍了导致 HILI 的新描述的保健品,如洋金花、七叶树、碱性水等。我们讨论了在动物模型和人类肝细胞研究中新发现和以前发现的保肝草药补充剂。本综述认为,有必要对肝损伤的原因和机制进行持续研究,以确保将来能对其进行正确的诊断、预防和治疗。本综述旨在为新手和专家读者提供有关 HILI 可能病因的知识和总体概述。
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引用次数: 0
Herbal- and Dietary-Supplement-Induced Liver Injury: A Review of the Recent Literature 草药和膳食补充剂诱发的肝损伤:最新文献综述
Pub Date : 2024-02-13 DOI: 10.3390/livers4010008
Palak A. Patel-Rodrigues, Lindsey B. Cundra, Dalal Alhaqqan, Daniel T. Gildea, S. Woo, James H. Lewis
Herbal-induced liver injury (HILI) continues to increase in prevalence each year due to the ongoing popularity of herbal supplements and complementary and alternative medicines. A detailed literature review of case reports and clinical studies published from March 2021 to March 2023 was performed. We discuss the epidemiology and diagnosis of HILI as well as the current and proposed laws and regulations. The 2021 ACG guidelines and 2022 AASLD practice guidelines for the diagnosis and management of drug and herbal-induced liver injury are discussed. We describe updates to previously reported etiologies of HILI such as ayurveda, ashwagandha, turmeric, kratom, green tea extract, and garcinia cambogia. Newly described supplements resulting in HILI, such as tinospora cordifolia, horse chestnut, alkaline water, and more, are described. We discuss newly and previously identified hepatoprotective herbal supplements as they have been reported in the study of animal models and human liver cells. This review suggests the need for ongoing research on the causes and mechanisms of HILI to ensure its proper diagnosis, prevention, and treatment in the future. The goal of this review is to provide novice and expert readers with knowledge regarding the possible etiologies of HILI and a general overview.
由于草药补充剂以及补充和替代药物的不断普及,草药诱发肝损伤(HILI)的发病率逐年上升。我们对 2021 年 3 月至 2023 年 3 月期间发表的病例报告和临床研究进行了详细的文献综述。我们讨论了 HILI 的流行病学和诊断,以及现行和拟议的法律法规。我们讨论了 2021 年 ACG 指南和 2022 年 AASLD 实践指南中关于药物和草药引起的肝损伤的诊断和管理。我们介绍了以前报道过的 HILI 病因的最新情况,如阿育吠陀、灰树精、姜黄、桔梗、绿茶提取物和藤黄。此外,还介绍了导致 HILI 的新描述的保健品,如洋金花、七叶树、碱性水等。我们讨论了在动物模型和人类肝细胞研究中新发现和以前发现的保肝草药补充剂。本综述认为,有必要对肝损伤的原因和机制进行持续研究,以确保将来能对其进行正确的诊断、预防和治疗。本综述旨在为新手和专家读者提供有关 HILI 可能病因的知识和总体概述。
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引用次数: 0
High-Dose Acetaminophen as a Treatment for Cancer 大剂量对乙酰氨基酚治疗癌症
Pub Date : 2024-01-31 DOI: 10.3390/livers4010007
Jeffrey Wu, Bradley Maller, Rujul Kaul, Andrea Galabow, A. Bryan, Alexander Neuwelt
The use of high-dose acetaminophen (AAP) with n-acetylcysteine (NAC) rescue was studied as an anti-cancer treatment in phase I trials with promising signals of anti-tumor efficacy. Correlative analysis suggested that AAP has a free-radical-independent mechanism of anti-tumor activity—in contrast to the well-established mechanism of AAP hepatotoxicity. Subsequent “reverse translational” studies in the pre-clinical setting have identified novel mechanisms of action of high-dose AAP, including modulation of JAK-STAT signaling in both the tumor cell and the tumor immune microenvironment. Importantly, these effects are free-radical-independent and not reversed by concurrent administration of the established AAP rescue agents fomepizole and NAC. By administering high-dose AAP concurrently with fomepizole and NAC, 100-fold higher AAP levels than those of standard dosing can be achieved in mice without detected toxicity and with substantial anti-tumor efficacy against commonly used mouse models of lung and breast cancer that are resistant to standard first-line anti-cancer therapies. With these recent advances, additional clinical trials of high-dose AAP with concurrent NAC and fomepizole-based rescue are warranted.
在 I 期试验中,研究人员将大剂量对乙酰氨基酚(AAP)与正乙酰半胱氨酸(NAC)一起作为抗癌治疗方法,结果显示抗肿瘤效果很好。相关分析表明,AAP 具有不依赖自由基的抗肿瘤活性机制,这与 AAP 肝毒性的既定机制形成鲜明对比。随后在临床前环境中进行的 "逆向转化 "研究发现了大剂量 AAP 的新作用机制,包括调节肿瘤细胞和肿瘤免疫微环境中的 JAK-STAT 信号。重要的是,这些作用与自由基无关,而且不会因同时服用已确立的AAP解救药福美吡唑和NAC而逆转。在给小鼠注射高剂量 AAP 的同时注射福美吡唑和 NAC,可使小鼠体内的 AAP 水平比标准剂量高出 100 倍,而不会检测到毒性,并且对常用的肺癌和乳腺癌小鼠模型具有显著的抗肿瘤疗效,这些模型对标准的一线抗癌疗法具有抗药性。有了这些最新进展,有必要对同时使用 NAC 和福美唑类救治药物的高剂量 AAP 进行更多临床试验。
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引用次数: 0
Glycyrrhizinic Acid and Phosphatidylcholine Combination as a Preventive Therapy for Experimental Murine Non-Alcoholic Steatohepatitis 甘草酸和磷脂酰胆碱复方制剂作为实验性小鼠非酒精性脂肪性肝炎的预防疗法
Pub Date : 2024-01-29 DOI: 10.3390/livers4010006
V. Prikhodko, T. M. Matuzok, Vadim E. Karev, A. V. Karavaeva, O. M. Spasenkova, Nadezhda V. Kirillova, D. Ivkin, S. V. Okovityi
Non-alcoholic metabolic-associated steatohepatitis (MASH) is a condition characterized by increasingly high prevalence and incidence, and also represents an important unmet medical need when it comes to effective pharmacotherapy. In this work, we aimed to explore the therapeutic possibilities of the synergistic combined use of glycyrrhizinic acid (GA) and phosphatidylcholine (PC) to prevent experimental MASH. Adult C57Bl/6 mice were used to model dietary/toxic MASH and treated orally by either GA (34.3 mg/kg/d) or a GA + PC combination (34.3 + 158.1 mg/kg/d) for 3 months. Animal locomotion, behaviour, short-term memory, physical performance, neuromuscular joint function, blood biochemistry, and oxidative stress marker levels were evaluated, followed by histological examination of the liver, skeletal muscle and sciatic nerve with tissue ammonia and lipid content determination. Real-time polymerase chain reaction was used to measure the relative expression of several pathogenetic transcript markers. GA and PC showed moderate additive synergism in their anti-inflammatory, antioxidant, hypoammonaemic, hypoglycaemic, and pro-cognitive activities. Differential effects of the agents were seen in regard to anxiety- and depression-like behaviour as well as gene expression. Our results indicate partial pharmacological synergism between GA and PC and validate further research of its potential clinical applications.
非酒精性代谢相关性脂肪性肝炎(MASH)是一种发病率和患病率越来越高的疾病,同时也是一种尚未得到有效药物治疗的重要医疗需求。在这项工作中,我们旨在探索联合使用甘草酸(GA)和磷脂酰胆碱(PC)协同预防实验性 MASH 的治疗可能性。成年 C57Bl/6 小鼠被用来建立饮食/毒性 MASH 模型,并接受 GA(34.3 毫克/千克/天)或 GA + PC 组合(34.3 + 158.1 毫克/千克/天)口服治疗 3 个月。对动物的运动、行为、短期记忆、体能、神经肌肉关节功能、血液生化和氧化应激标记物水平进行评估,然后对肝脏、骨骼肌和坐骨神经进行组织学检查,并测定组织氨和脂质含量。采用实时聚合酶链反应测量了几种致病转录标记物的相对表达。GA 和 PC 在抗炎、抗氧化、低血氨、降血糖和促进认知等方面显示出适度的相加协同作用。在焦虑和抑郁样行为以及基因表达方面,这些药物的作用存在差异。我们的研究结果表明了 GA 和 PC 之间的部分药理协同作用,并验证了对其潜在临床应用的进一步研究。
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引用次数: 0
The Hepatokine Leukocyte Cell-Derived Chemotaxin-2 Is Elevated in People with Impaired Glycaemic Regulation and Augmented by Acute Exercise 血糖调节功能受损者体内的肝脏因子白细胞衍生趋化因子-2会升高,急性运动会增强其作用
Pub Date : 2024-01-17 DOI: 10.3390/livers4010005
Buket Engin, S. Willis, Sundus Malaikah, J. Sargeant, D. Stensel, C. Jelleyman, G. Ennequin, G. Aithal, Thomas Yates, James A. King
The hepatokine leukocyte cell-derived chemotaxin-2 (LECT2) promotes insulin resistance and hepatic fibrogenesis. In rodents, acute exercise suppresses circulating LECT2; however, human data are lacking. This study compared circulating LECT2 across populations and explored whether acute exercise impacts circulating LECT2. In Part A (n = 43), data were pooled from three experimental studies, regarding the following groups: healthy individuals, individuals with impaired glycaemic regulation (IGR), and individuals with type 2 diabetes and metabolic dysfunction-associated steatotic liver disease (T2DM-MASLD). Generalised linear models assessed differences in circulating LECT2 among groups. Part B (n = 20) involved exercise (30 min, 65% peak oxygen uptake) and control (resting) trials in the healthy and IGR groups. Circulating LECT2 was measured before and at 0, 1, 2 and 3 h post-exercise. Generalised estimating equations assessed differences in LECT2 responses to the trials among groups. In Part A, circulating LECT2 levels were 28.7% and 37.3% higher in the IGR and T2DM-MASLD groups, vs. healthy individuals (p ≤ 0.038), with BMI identified as the main predictor (p = 0.008). In Part B, average circulating LECT2 levels were 6.3% higher after exercise vs. in the control (p < 0.001), with similar responses between groups (p = 0.829). In the combined cohort, circulating LECT2 levels were elevated 1–3 h after exercise vs. control (p ≤ 0.009). LECT2 is elevated in people with dysglycaemia, with BMI as a leading predictor. Contrary to previous rodent work, acute exercise augments, rather than suppresses, circulating LECT2 in humans.
肝脏因子白细胞衍生趋化因子-2(LECT2)会促进胰岛素抵抗和肝纤维化。在啮齿类动物中,急性运动会抑制循环中的 LECT2;然而,目前尚缺乏人类数据。本研究比较了不同人群的循环 LECT2,并探讨了急性运动是否会影响循环 LECT2。在 A 部分(n = 43)中,汇集了三项实验研究的数据,涉及以下群体:健康人、血糖调节受损(IGR)患者和 2 型糖尿病及代谢功能障碍相关性脂肪肝(T2DM-MASLD)患者。广义线性模型评估了各组间循环 LECT2 的差异。B 部分(n = 20)包括健康组和 IGR 组的运动(30 分钟,峰值摄氧量 65%)和对照组(静止)试验。在运动前和运动后 0、1、2 和 3 小时测量循环 LECT2。广义估计方程评估了各组间 LECT2 对试验反应的差异。在 A 部分,与健康人相比,IGR 组和 T2DM-MASLD 组的循环 LECT2 水平分别高出 28.7% 和 37.3%(p ≤ 0.038),BMI 是主要的预测因素(p = 0.008)。在 B 组中,运动后循环 LECT2 平均水平比对照组高 6.3%(p < 0.001),组间反应相似(p = 0.829)。在联合组群中,运动后 1-3 小时循环 LECT2 水平升高,对照组则为低水平(p ≤ 0.009)。LECT2在血糖异常人群中升高,而体重指数是主要的预测因素。与之前的啮齿动物研究相反,急性运动会增强而不是抑制人体循环中的 LECT2。
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引用次数: 0
Artificial Intelligence, Machine Learning, and Deep Learning in the Diagnosis and Management of Hepatocellular Carcinoma 人工智能、机器学习和深度学习在肝细胞癌诊断和管理中的应用
Pub Date : 2024-01-09 DOI: 10.3390/livers4010004
Carolina Larrain, Alejandro Torres-Hernandez, Daniel Brock Hewitt
Artificial Intelligence (AI) can be a useful tool in the management of disease processes such as hepatocellular carcinoma (HCC) as treatment decisions are often complex and multifaceted. AI applications in medicine are expanding with the ongoing advances in AI including more sophisticated machine learning and deep learning processes. In preliminary studies, AI algorithms have demonstrated superiority in predicting the development of HCC compared with standard models. Radiomics, a quantitative method used to extract features from medical imaging, has been applied to numerous liver imaging modalities to aid in the diagnosis and prognostication of HCC. Deep learning methodologies can help us to identify patients at higher likelihood of disease progression and improve risk stratification. AI applications have expanded into the field of surgery as models not only help us to predict surgical outcomes but AI methodologies are also used intra-operatively, in real time, to help us to define anatomic structures and aid in the resection of complex lesions. In this review, we discuss promising applications of AI in the management of HCC. While further clinical validation is warranted to improve generalizability through the inclusion of larger and more diverse populations, AI is expected to play a central role in assisting clinicians with the management of complex disease processes such as HCC.
人工智能(AI)可以成为管理肝细胞癌(HCC)等疾病过程的有用工具,因为治疗决策往往是复杂和多方面的。随着人工智能的不断进步,包括更复杂的机器学习和深度学习过程,人工智能在医学中的应用也在不断扩大。初步研究表明,与标准模型相比,人工智能算法在预测 HCC 的发展方面更具优势。放射组学是一种用于从医学影像中提取特征的定量方法,已被应用于多种肝脏成像模式,以帮助诊断和预测 HCC。深度学习方法可以帮助我们识别疾病进展可能性较高的患者,并改善风险分层。人工智能的应用已经扩展到外科领域,因为模型不仅可以帮助我们预测手术结果,而且人工智能方法还可以在术中实时使用,帮助我们确定解剖结构并协助切除复杂病灶。在这篇综述中,我们将讨论人工智能在 HCC 管理中的应用前景。虽然还需要进一步的临床验证,以便通过纳入更多和更多样化的人群来提高普适性,但人工智能有望在协助临床医生管理 HCC 等复杂疾病过程中发挥核心作用。
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引用次数: 0
Chronic Hepatitis B: A Summarized Anecdote of Complexities in Natural History, Treatment, and Complications 慢性乙型肝炎:概述自然史、治疗和并发症的复杂性轶事
Pub Date : 2023-12-29 DOI: 10.3390/livers4010003
Nicholas Noverati, Jay W. Jun, Vivian Yan, D. Halegoua-DeMarzio, Hie-Won Hann
Chronic hepatitis B is still a disease process that affects millions around the world. Serologies used to diagnose and follow the progression (or resolution) of the disease can be confusing for clinicians. Further, throughout years of treatment, there may be nuances in presentation that complicate management even further. In this short communication, we highlight six themes in response to treatment and outcomes, including complications. We have the unique perspective of following many patients over extended periods of time at our institution, which has brought these themes to life in order that they can be shared with other clinicians who may encounter similar situations.
慢性乙型肝炎仍然是一种影响全球数百万人的疾病。用于诊断和跟踪疾病进展(或缓解)的血清学可能会让临床医生感到困惑。此外,在多年的治疗过程中,可能会出现一些细微的表现,使治疗更加复杂。在这篇简短的文章中,我们将重点介绍有关治疗和结果(包括并发症)的六个主题。我们拥有独特的视角,在我们的医疗机构长期跟踪许多患者,这使得这些主题栩栩如生,以便与其他可能遇到类似情况的临床医生分享。
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引用次数: 0
The Pivotal Role of the Membrane-Bound O-Acyltransferase Domain Containing 7 in Non-Alcoholic Fatty Liver Disease 膜结合型 O-酰基转移酶含域 7 在非酒精性脂肪肝中的关键作用
Pub Date : 2023-12-20 DOI: 10.3390/livers4010001
Preethi Chandrasekaran, Ralf Weiskirchen
Non-alcoholic fatty liver disease (NAFLD) is a common and prevalent disorder affecting 25 percent of the adults in the United States and 32 percent of adults globally. It is one of the common causes of chronic liver disease characterized by steatosis, which can lead to inflammation, fibrosis, and cirrhosis. NAFLD is strongly associated with obesity and insulin resistance. Multiple genetic variants have been consistently found to be associated with NAFLD; one of them is found in the TMC4-MBOAT7 loci. One variant (rs641738 C>T) within MBOAT7 encoding lysophosphatidyl inositol acyltransferase increases the risk for NAFLD development and triggers hepatic inflammation by regulating arachidonic acid levels. This review provides an overview of the MBOAT7 gene, pathogenesis of NAFLD, understanding the regulation of MBOAT7 and mechanistic link between MBOAT7 and NAFLD. It further summarizes pathophysiologically relevant in vivo and in vitro studies on MBOAT7 and challenges in treating complex NAFLD with recent progress made in the treatment of NAFLD. As such, this review provides useful information on MBOAT7 and NAFLD interrelation, which has the potential of deciphering novel therapeutic targets rather than well-known genetic variants such as PNPLA3 and TM6SF2.
非酒精性脂肪肝(NAFLD)是一种常见的流行性疾病,影响着美国 25% 的成年人和全球 32% 的成年人。它是慢性肝病的常见病因之一,以脂肪变性为特征,可导致炎症、纤维化和肝硬化。非酒精性脂肪肝与肥胖和胰岛素抵抗密切相关。目前已持续发现多个基因变异与非酒精性脂肪肝有关,其中一个变异存在于 TMC4-MBOAT7 基因位点。编码溶血磷脂酰肌醇酰基转移酶的 MBOAT7 中的一个变体(rs641738 C>T)会增加非酒精性脂肪肝的发病风险,并通过调节花生四烯酸水平引发肝脏炎症。本综述概述了 MBOAT7 基因、非酒精性脂肪肝的发病机制、对 MBOAT7 调控的理解以及 MBOAT7 与非酒精性脂肪肝之间的机理联系。它进一步总结了与 MBOAT7 相关的体内和体外病理生理学研究,以及治疗复杂的非酒精性脂肪肝所面临的挑战和最近在治疗非酒精性脂肪肝方面取得的进展。因此,本综述提供了有关 MBOAT7 和非酒精性脂肪肝相互关系的有用信息,有可能破译新的治疗靶点,而不是 PNPLA3 和 TM6SF2 等众所周知的基因变异。
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引用次数: 0
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