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Systematic review and meta-analysis: Comparing hepatocellular and cholestatic patterns of drug-induced liver injury 系统回顾和荟萃分析:比较药物性肝损伤的肝细胞和胆汁淤积模式
iLIVER Pub Date : 2023-06-01 DOI: 10.1016/j.iliver.2023.05.002
Georgia Zeng , Guy D. Eslick , Martin Weltman
{"title":"Systematic review and meta-analysis: Comparing hepatocellular and cholestatic patterns of drug-induced liver injury","authors":"Georgia Zeng ,&nbsp;Guy D. Eslick ,&nbsp;Martin Weltman","doi":"10.1016/j.iliver.2023.05.002","DOIUrl":"https://doi.org/10.1016/j.iliver.2023.05.002","url":null,"abstract":"<div><h3>Background and aims</h3><p>Drug-induced liver injury (DILI) is a leading cause of death from acute liver failure (ALF). Hy's law warns that a hepatocellular pattern of injury accompanied by jaundice and normal alkaline phosphatase (ALP) levels is associated with a 10% or greater chance of progression to transplant or liver-related death. This meta-analysis of DILI studies evaluates acute and chronic outcomes of DILI according to clinical pattern of injury.</p></div><div><h3>Methods</h3><p>We conducted a systematic search using electronic databases PubMed and EMBASE through to 8 March 2022. Our primary outcome was to compare acute outcomes including ALF, liver-related death, and liver transplant between patients experiencing hepatocellular, cholestatic, and mixed patterns of DILI. Our secondary outcome was to compare the rate of DILI chronicity between patients of these three differing patterns of injury. Pooled odds ratios (ORs) and 95% confidence intervals (CIs) were calculated using a random-effects model.</p></div><div><h3>Results</h3><p>Overall, 12 studies comprising 4290 patients were included. Patients with cholestatic DILI demonstrated similar rates of ALF (OR: 0.80, 95% CI: 0.46–1.40, <em>p</em> = 0.429) and liver-related death (OR: 0.92, 95% CI: 0.50–1.69, <em>p</em> = 0.792) compared to patients with hepatocellular DILI. Patients with cholestatic DILI were significantly more likely to experience chronicity compared to patients with hepatocellular DILI (OR: 2.53, 95% CI: 1.34–4.79, <em>p</em> = 0.004).</p></div><div><h3>Conclusion</h3><p>Hy's law conceives severe DILI as an exclusive consequence of hepatocellular pattern of injury. Our results demonstrate that cholestatic injury can be associated with similarly poor rates of ALF and liver-related fatality, as well as higher rates of chronic DILI.</p></div>","PeriodicalId":100657,"journal":{"name":"iLIVER","volume":"2 2","pages":"Pages 122-129"},"PeriodicalIF":0.0,"publicationDate":"2023-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"49717275","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Hepatic allograft rejection after liver transplantation: Clinicopathological debates! 肝移植后同种异体肝移植排斥反应:临床病理争论!
iLIVER Pub Date : 2023-06-01 DOI: 10.1016/j.iliver.2023.05.003
Nourhan Badwei
{"title":"Hepatic allograft rejection after liver transplantation: Clinicopathological debates!","authors":"Nourhan Badwei","doi":"10.1016/j.iliver.2023.05.003","DOIUrl":"https://doi.org/10.1016/j.iliver.2023.05.003","url":null,"abstract":"<div><p>Liver transplantation (LT) represents a life-saving surgical procedure and is considered the current standard of care for the majority of patients having end-stage liver disease. As known, significant progress in organ preservation techniques, perioperative care, and strict immunosuppression protocols are associated with favorable patient/graft survival post-LT. Hence, proper evaluation of liver allograft-related complications among survivors has paid great attention, particularly the rejection sequel after LT. It is a seriously underestimated cause of allograft injury, which pushes researchers for understanding the exact pathogenesis of different types and proper time diagnosis for better management of such complications. However, it still represents a challenge because of the complexities related to diagnosis and histopathology. Hence, increasing clinical awareness with earlier diagnosis of post-LT rejection is essential through stimulating further studies. Therefore, our review will focus on the clinicopathological debates regarding liver allograft loss after transplantation.</p></div>","PeriodicalId":100657,"journal":{"name":"iLIVER","volume":"2 2","pages":"Pages 116-121"},"PeriodicalIF":0.0,"publicationDate":"2023-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"49735359","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The analysis of the adherence of liver transplant recipients to immunosuppressant treatment, their self-control, and self-management in the post-transplantation period 肝移植受者免疫抑制治疗依从性、自我控制和自我管理情况分析
iLIVER Pub Date : 2023-06-01 DOI: 10.1016/j.iliver.2023.05.001
Fadime Çınar , Semra Bulbuloglu
{"title":"The analysis of the adherence of liver transplant recipients to immunosuppressant treatment, their self-control, and self-management in the post-transplantation period","authors":"Fadime Çınar ,&nbsp;Semra Bulbuloglu","doi":"10.1016/j.iliver.2023.05.001","DOIUrl":"https://doi.org/10.1016/j.iliver.2023.05.001","url":null,"abstract":"<div><h3>Background and amis</h3><p>In our study, it was aimed to investigate the adherence of liver transplant recipients to immunosuppressant therapy, their self-control, and their self-management in the post-transplantation period.</p></div><div><h3>Methods</h3><p>The sample of this descriptive and cross-sectional study was composed of liver transplant recipients. The personal information form, Immunosuppressant Therapy Adherence Scale, and the Liver Self-Control and Self-Management Scale were used to collect data, and descriptive statistical methods, independent samples t-test and one-way analysis of variance analysis was used to analyze the collected data.</p></div><div><h3>Results</h3><p>In light of the data collected in this study, it was identified that, of all recipients, 73.6% were 45–64 years old, 72.5% were male, 25.2% were workers, and 44.6% had equivalent income and expenses. It was observed that the recipients did not fully adhere to the immunosuppressant therapy regimen, and their self-control and self-management levels were below the medium level.</p></div><div><h3>Conclusion</h3><p>The social support system of liver transplant recipients is very important. Recipients with a good social support system can receive caregiver support from their relatives, thereby supporting their self-control and self-management. Both liver transplant patients and the people providing care to them should be simultaneously provided with training programs and given information, and both groups should be supported in treatment and care processes.</p></div>","PeriodicalId":100657,"journal":{"name":"iLIVER","volume":"2 2","pages":"Pages 97-102"},"PeriodicalIF":0.0,"publicationDate":"2023-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"49735245","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Altered expression in liver cancer with various hepatic blood flow occlusions: A pilot RNA sequencing study 肝癌伴各种肝血流阻塞的表达改变:一项先导RNA测序研究
iLIVER Pub Date : 2023-06-01 DOI: 10.1016/j.iliver.2023.04.001
Xuning Wang , Lili Zhang , Maolin Xu , Bin Shi
{"title":"Altered expression in liver cancer with various hepatic blood flow occlusions: A pilot RNA sequencing study","authors":"Xuning Wang ,&nbsp;Lili Zhang ,&nbsp;Maolin Xu ,&nbsp;Bin Shi","doi":"10.1016/j.iliver.2023.04.001","DOIUrl":"https://doi.org/10.1016/j.iliver.2023.04.001","url":null,"abstract":"<div><h3>Background and aims</h3><p>Hepatocellular carcinoma is one of the most common cancers worldwide. Previous studies have reported he influence of various hepatic blood flow occlusions on tumor behavior, which is mainly mediated by liver ischemia-reperfusion. Although some genes and pathways have been determined, the whole transcriptome after various hepatic blood flow occlusions is lacking.</p></div><div><h3>Methods</h3><p>We systematically explored transcriptome changes after various hepatic blood flow occlusions, including sham operation (SO; <em>n</em> = 10), occlusion of the portal triad (OPT; <em>n</em> = 10), and occlusion of the portal vein (OPV; <em>n</em> = 10), by RNA-sequencing.</p></div><div><h3>Results</h3><p>HE sections and TUNEL assays showed different liver injury among groups. We identified the top altered genes and pathways. Compared with the SO group, 96 genes were altered in OPV, with 81 upregulated and 15 downregulated genes. The top 5 upregulated genes were <em>Pdk4</em>, <em>Serpina12</em>, <em>Depp1</em>, <em>Igfbp1</em>, and <em>Mup22</em>. The top 5 downregulated genes were <em>Sprr1a</em>, <em>Serpinb2</em>, <em>Tnc</em>, <em>Cdkn3</em>, and <em>Cenpu</em>. Compared with the SO group, there were 20 differentially expressed genes in OPT, with 18 upregulated and 2 downregulated genes. The top 5 upregulated genes were <em>C7</em>, <em>Zbtb16</em>, <em>Gabrp</em>, <em>Pdk4</em>, and <em>Mmrn1</em>. The top 2 downregulated genes were <em>Krt20</em> and <em>Sis</em>. Compared with the OPV group, 72 differentially expressed genes were in OPT, with 39 upregulated and 33 downregulated genes. The top 5 upregulated genes were <em>Hspa1b</em>, <em>Hbb-bs</em>, <em>Phf19</em>, <em>Ddias</em>, and <em>Rad54b</em>. The top 5 downregulated genes were <em>Cish</em>, <em>Socs2</em>, <em>Slc25a30</em>, <em>Rgs3</em>, and <em>Hsd3b5</em>.</p></div><div><h3>Conclusion</h3><p>Various surgical methods have an obvious influence on the transcriptome of tumors.</p></div>","PeriodicalId":100657,"journal":{"name":"iLIVER","volume":"2 2","pages":"Pages 103-108"},"PeriodicalIF":0.0,"publicationDate":"2023-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"49717060","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Efficacy and complications of transarterial chemoembolization alone or in combination with different protocols for hepatocellular carcinoma: A Bayesian network meta-analysis of randomized controlled trials 经动脉化疗栓塞单独或联合不同方案治疗肝细胞癌的疗效和并发症:随机对照试验的贝叶斯网络meta分析
iLIVER Pub Date : 2023-06-01 DOI: 10.1016/j.iliver.2023.03.002
Jingxin Yan , Manjun Deng , Ting Li , Changhao Dong , Minglan Wang , Shunyu Kong , Yingxing Guo , Haining Fan
{"title":"Efficacy and complications of transarterial chemoembolization alone or in combination with different protocols for hepatocellular carcinoma: A Bayesian network meta-analysis of randomized controlled trials","authors":"Jingxin Yan ,&nbsp;Manjun Deng ,&nbsp;Ting Li ,&nbsp;Changhao Dong ,&nbsp;Minglan Wang ,&nbsp;Shunyu Kong ,&nbsp;Yingxing Guo ,&nbsp;Haining Fan","doi":"10.1016/j.iliver.2023.03.002","DOIUrl":"https://doi.org/10.1016/j.iliver.2023.03.002","url":null,"abstract":"<div><h3>Background and aims</h3><p>Transarterial chemoembolization (TACE) is the standard treatment for most intermediate-to-advanced stage hepatocellular carcinoma. With the ongoing development of interventional therapies, TACE in combination with different protocols is being explored. A network meta-analysis to collect recent evidence in this field is required.</p></div><div><h3>Methods</h3><p>We searched PubMed, Web of Science, Cochrane Central Register of Controlled Trials, Embase, Chinese National Knowledge Infrastructure database, Cochrane Library, and Wanfang database from their inception to May 2022 for randomized controlled trials (RCTs) that reported TACE in combination with different protocols for hepatocellular carcinoma.</p></div><div><h3>Results</h3><p>In total, 67 RCTs assessing eight combination treatments were included. The quality of primary outcomes was from moderate to low. The Bayesian network meta-analysis confirmed that TACE combined with iodine-125 seed implantation had the highest probability of 1-year survival rate and TACE combined with sorafenib had the highest probability of 2-year survival rate. TACE alone had the highest probability of incidence of fever, TACE combined with sorafenib had the highest probability of incidence of pain and TACE combined with percutaneous ethanol injection had the highest probability of incidence of nausea and vomiting.</p></div><div><h3>Conclusion</h3><p>This Bayesian network meta-analysis found that TACE combined with iodine-125 seed and TACE combined with sorafenib may benefit patients in terms of 1-year survival and 2-year survival, respectively. To confirm this conclusion, high-quality and well-designed RCTs with a larger sample size are needed.</p></div>","PeriodicalId":100657,"journal":{"name":"iLIVER","volume":"2 2","pages":"Pages 130-141"},"PeriodicalIF":0.0,"publicationDate":"2023-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"49717250","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 3
The transjugular intrahepatic portosystemic shunt: Smaller stent diameters are required to optimize pressure response 经颈静脉肝内门静脉系统分流术:需要更小的支架直径来优化压力反应
iLIVER Pub Date : 2023-06-01 DOI: 10.1016/j.iliver.2023.05.004
Martin Rössle , Dominik Bettinger , Robert Thimme , Michael Schultheiss
{"title":"The transjugular intrahepatic portosystemic shunt: Smaller stent diameters are required to optimize pressure response","authors":"Martin Rössle ,&nbsp;Dominik Bettinger ,&nbsp;Robert Thimme ,&nbsp;Michael Schultheiss","doi":"10.1016/j.iliver.2023.05.004","DOIUrl":"https://doi.org/10.1016/j.iliver.2023.05.004","url":null,"abstract":"<div><h3>Background and aims</h3><p>The present treatment goal of the transjugular intrahepatic portosystemic shunt (TIPS) is a portosystemic pressure gradient of ≤12 mmHg or its reduction by &gt;50%. This study relates the stent diameter to the reduction of the pressure gradient and attempts to predict the appropriate stent diameter necessary to reach the treatment goal.</p></div><div><h3>Methods</h3><p>Pressure response, super response, and poor response were investigated in 208 de-novo TIPS patients and defined as post-TIPS gradients between &gt;6 and 12 mmHg, ≤6 mmHg, or not reaching the goal (&gt;12 mmHg, reduction &lt;50%), respectively. Pressures were related to the smallest stent diameters measured by planimetry of the radiographic image.</p></div><div><h3>Results</h3><p>Responders (65%), super responders (26%), or poor responders (9%) had comparable stent diameters of 7.2 ± 1.0 mm, but different post-TIPS gradients (9.7 ± 1.9 mmHg, 4.5 ± 1.5 mmHg, and 14.2 ± 1.4 mmHg, <em>p</em> &lt; 0.001), relative reduction of pre-TIPS gradients (51.7 ± 11.4%, 73.6 ± 11.1%, and 34.0 ± 9.1%, <em>p</em> &lt; 0.001), and specific reduction per mm of stent diameter (7.5 ± 2.0%/mm, 10.1 ± 2.0%/mm, and 4.8 ± 1.4%/mm, <em>p</em> &lt; 0.001). Prediction of the stent diameter required to reach response was not possible. Only two super responders had a stent diameter of &lt;6 mm. Super and poor responders differed by the increase in the right atrial pressure (+5.0 mmHg vs. +3.1 mmHg, <em>p</em> = 0.026) and reduction in the portal vein pressure (−8.6 mmHg vs. −4.6 mmHg, <em>p</em> &lt; 0.001).</p></div><div><h3>Conclusion</h3><p>Most patients reached the treatment goal with stent diameters of &lt;8 mm. Overtreatment (super response, gradient ≤6 mmHg) can be prevented by stent diameters as small as 6 mm. The individual response was not related to the stent diameter and not predictable. Cardiac dysfunction may play an important role by its effect on the right atrial (preload) and portal pressure (afterload).</p></div>","PeriodicalId":100657,"journal":{"name":"iLIVER","volume":"2 2","pages":"Pages 89-96"},"PeriodicalIF":0.0,"publicationDate":"2023-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"49717342","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Feasibility of surgical application of the ligamentum teres hepatis: a review 肝圆韧带手术应用的可行性综述
iLIVER Pub Date : 2023-03-01 DOI: 10.1016/j.iliver.2023.01.005
Yibulayin Aini , Tiemin Jiang , Hao Wen
{"title":"Feasibility of surgical application of the ligamentum teres hepatis: a review","authors":"Yibulayin Aini ,&nbsp;Tiemin Jiang ,&nbsp;Hao Wen","doi":"10.1016/j.iliver.2023.01.005","DOIUrl":"https://doi.org/10.1016/j.iliver.2023.01.005","url":null,"abstract":"<div><p>Ligamentum teres hepatis (LTH), a normal anatomical tissue in the liver, is frequently observed during abdominal surgery. Its unique positional and structural characteristics give it a wide range of potential clinical applications, including but not limited to repairing peptic perforation, preventing hemorrhage, treating hiatal hernia, and strengthening the biliary/pancreatic intestine anastomosis to prevent biliary and pancreatic leak. The current review summarizes kinds of methods of using LTH in abdominal surgery, especially some new clinical applications in recent years, involving various organs and fields. At the same time, domestic and foreign literature and research in the past five years are cited to demonstrate the feasibility of these applications. This review may guide surgeons to think and explore more new applications of LTH in all surgery fields.</p></div>","PeriodicalId":100657,"journal":{"name":"iLIVER","volume":"2 1","pages":"Pages 50-55"},"PeriodicalIF":0.0,"publicationDate":"2023-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"49717058","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Investigation of perceived stress and psychological well-being in liver recipients having immunosuppressive therapy 接受免疫抑制治疗的肝脏受者感知压力和心理健康状况的调查
iLIVER Pub Date : 2023-03-01 DOI: 10.1016/j.iliver.2023.01.001
Semra Bulbuloglu , Pınar Harmanci , Fatma Eti Aslan
{"title":"Investigation of perceived stress and psychological well-being in liver recipients having immunosuppressive therapy","authors":"Semra Bulbuloglu ,&nbsp;Pınar Harmanci ,&nbsp;Fatma Eti Aslan","doi":"10.1016/j.iliver.2023.01.001","DOIUrl":"https://doi.org/10.1016/j.iliver.2023.01.001","url":null,"abstract":"<div><h3>Background and aims</h3><p>In this study, the relationship between perceived stress and psychological well-being was analyzed in liver transplant recipients having immunosuppressive therapy.</p></div><div><h3>Methods</h3><p>This study was performed as descriptive research with 134 patients who had liver transplantation at the organ transplantation institute of a training and research hospital (<em>n</em> = 134). The Perceived Stress Scale and the Psychological Well-Being Scale were used for the data collection. The research data were analyzed by using the Statistical Package for Social Science 25.0.</p></div><div><h3>Results</h3><p>Of all participant liver transplant recipients, 22.4% were aged 18–27 years and 48–57 years and 80.6% were males. Besides, the participant liver transplant recipients used immunosuppressive drugs such as prednisolone (92.53%), tacrolimus (61.9%), and mycophenolate mofetil (52.98%). It was found that there was a statistically significant relationship between psychological well-being and perceived stress.</p></div><div><h3>Conclusion</h3><p>In this study, it was discerned that perceived stress affected psychological well-being negatively. It is of importance to realize the stress experienced by liver transplant recipients and enhance their psychological well-being. In the process following transplant surgery, the liver transplant recipients should be carefully followed and efforts to improve patient outcomes should be made.</p></div>","PeriodicalId":100657,"journal":{"name":"iLIVER","volume":"2 1","pages":"Pages 10-15"},"PeriodicalIF":0.0,"publicationDate":"2023-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"49717414","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Free fatty acid-induced miR-22 inhibits gluconeogenesis via SIRT-1-mediated PGC-1α expression in nonalcoholic fatty liver disease 在非酒精性脂肪肝中,游离脂肪酸诱导的miR-22通过sirt -1介导的PGC-1α表达抑制糖异生
iLIVER Pub Date : 2023-03-01 DOI: 10.1016/j.iliver.2023.01.002
Ajay K. Yadav , Teja Naveen Sata , Daksh Verma , Amrendra K. Sah , Amit K. Mishra , Mrinalini , Md. Musa Hossain , Kishor Pant , Senthil K. Venugopal
{"title":"Free fatty acid-induced miR-22 inhibits gluconeogenesis via SIRT-1-mediated PGC-1α expression in nonalcoholic fatty liver disease","authors":"Ajay K. Yadav ,&nbsp;Teja Naveen Sata ,&nbsp;Daksh Verma ,&nbsp;Amrendra K. Sah ,&nbsp;Amit K. Mishra ,&nbsp;Mrinalini ,&nbsp;Md. Musa Hossain ,&nbsp;Kishor Pant ,&nbsp;Senthil K. Venugopal","doi":"10.1016/j.iliver.2023.01.002","DOIUrl":"https://doi.org/10.1016/j.iliver.2023.01.002","url":null,"abstract":"<div><h3>Background and aims</h3><p>Free fatty acids (FFAs) are one of the important regulators of the progression of nonalcoholic fatty liver disease. The FFAs are shown to modulate the metabolic status of the liver by modulating several cellular pathways in hepatocytes. Here, we elucidated the role of miR-22 in modulating FFAs-mediated gluconeogenesis.</p></div><div><h3>Methods</h3><p>Huh7 and WRL68 cells were transfected with nonspecific miRNA, miR-22 premiRs or anti-miR-22 oligos followed by incubation with palmitic acid, oleic acid, and linoleic acid (300 μM each) for 48 and 72 h after transfection. The expression of miR-22 was performed using real-time polymerase chain reaction and Western blots were performed for SIRT-1, PGC-1α, PEPCK, and glucose-6-phosphatase. Three groups of C57BL/6 mice (6 mice per group) were fed with standard diet, choline sufficient <span>l</span>-amino acid defined diet or choline-deficient <span>l</span>-amino acid defined (CDAA) diet for 6, 18, 32, or 54 weeks. Triglycerides content was measured in the serum. Expression of miR-22 and the protein expression of gluconeogenic enzymes were analyzed in the tissue samples.</p></div><div><h3>Results</h3><p>Incubation of miR-22-transfected cells with FFAs inhibited the expression of SIRT-1, PGC-1α, PEPCK, and glucose-6-phosphatase, while miR-22 expression was increased. These changes were reversed when the cells were transfected with anti-miR-22 oligos. CDAA-fed mice showed the significant increase in triglycerides content and miR-22 expression, while there was an inhibition of SIRT-1, PGC-1α, PEPCK, and glucose-6-phosphatase expression in CDAA-fed mice.</p></div><div><h3>Conclusions</h3><p>These data confirm that FFAs inhibited gluconeogenesis via miR-22-mediated inhibition of SIRT-1, which in turn inhibited PGC-1α in hepatic cells.</p></div>","PeriodicalId":100657,"journal":{"name":"iLIVER","volume":"2 1","pages":"Pages 1-9"},"PeriodicalIF":0.0,"publicationDate":"2023-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"49717221","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Hepatocellular Carcinoma Gene Expression: The New Era, Where It goes? 肝细胞癌基因表达:新时代,走向何方?
iLIVER Pub Date : 2023-03-01 DOI: 10.1016/j.iliver.2022.12.001
Nourhan Badwei
{"title":"Hepatocellular Carcinoma Gene Expression: The New Era, Where It goes?","authors":"Nourhan Badwei","doi":"10.1016/j.iliver.2022.12.001","DOIUrl":"https://doi.org/10.1016/j.iliver.2022.12.001","url":null,"abstract":"<div><p>Hepatocellular carcinoma is known to be a common primary liver malignancy and a serious leading cause of cancer-related mortality globally. Hence, ongoing recent advances in the genetic field regarding hepatocellular carcinoma paid researchers great attention to identifying various biomarkers to act as diagnostic and prognostic tools for the early detection of hepatocellular carcinoma and also developing targeted therapeutic agents that are indicated and available for advanced stages of hepatocellular carcinomas, however, their antitumor efficacy remains limited and under investigations. Therefore, our review summarized the genetic studies of liver cancer focusing on the somatic mutations, copy number variations, and epigenetic modifications that represent early alterations and oncodrivers in hepatocarcinogenesis, Moreover, the identification of genetic signatures and proteomic targets through hepatocellular carcinoma-related genome-wide screening, to show the ongoing clinical application of such analysis to facilitate diagnosis, prognosis and management of patients with hepatocellular carcinoma for a better outcome.</p></div>","PeriodicalId":100657,"journal":{"name":"iLIVER","volume":"2 1","pages":"Pages 36-40"},"PeriodicalIF":0.0,"publicationDate":"2023-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"49735243","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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