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Aldehyde dehydrogenase 2 suppresses cirrhosis and alcohol-induced hepatocellular carcinoma via the inhibition of acetaldehyde-derived DNA damage and multiple oncogenic signaling pathways 被引量:1
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作者 Bin gao Wonhyo Seo +5 位作者 yanhang gao Tianyi Ren Seungjin Kim Yong He Dechun Feng Junqi Niu 《Cancer Biology & Medicine》 SCIE CAS CSCD 2018年第S01期14-14,共1页
Objective:Hepatocellular carcinoma(HCC)is the most common primary liver cancer,the fifth most common cancer and the third most common global cause of cancer related deaths.Chronic alcohol consumption is a well-known r... Objective:Hepatocellular carcinoma(HCC)is the most common primary liver cancer,the fifth most common cancer and the third most common global cause of cancer related deaths.Chronic alcohol consumption is a well-known risk factor for HCC.Acetaldehyde,a main metabolite of ethanol oxidation. 展开更多
关键词 ALDEHYDE DEHYDROGENASE SUPPRESSES
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Caspase-1 Cleavage of Aldolase B Impairs Hepatic Fructose Metabolism and Aggravates Chronic Viral Hepatitis
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作者 Hong Tang Haiming Hu +9 位作者 yanhang gao Zhilong Wang Feng Yuan Chao Zhang Sisi Deng Pingyun Lyu Jingying Zhan Chengkai Li Hairong Chen Junqi Niu 《Infectious Microbes & Diseases》 CSCD 2024年第2期74-84,共11页
Of dietary monosaccharides,fructose is primarily metabolized by aldolase B(ALDOB)in the liver,whereas glucose is metabolized elsewhere in the body.It has been documented that overconsumption of dietary fructose,especi... Of dietary monosaccharides,fructose is primarily metabolized by aldolase B(ALDOB)in the liver,whereas glucose is metabolized elsewhere in the body.It has been documented that overconsumption of dietary fructose,especially industrial fructose,associates significantly with advanced inflammation in chronic hepatitis C(CHC)patients.However,little is known about whether impaired fructolysis might attribute to CHC hepatopathogenesis.Herein we found that the level of ALDOB protein was significantly reduced in CHC patients and mice that were persistently infected by hepatitis C virus(HCV).In vitro,HCV infection activated caspase-1,and caspase-3 to a lesser extent,which proteolyzed ALDOB and blocked fructose metabolism in hepatocytes.Downregulation of ALDOB attenuated HCV replication,indicating an intrinsic anti-HCV role for homeostatic fructolysis.On the other hand,reduced ALDOB caused intracellular fructose 1-phosphate accumulation that provoked severe cellular toxicity through intracellular ATP depletion and heightened glycation,which was aggravated by HCV infection.Taken together,these results have unveiled that inflammatory activation of caspase-1 impairs homeostatic fructolysis and exacerbates liver damage. 展开更多
关键词 ALDOB fructose metabolism CASPASE-1 HCV
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Serum markers for detecting histological features of autoimmune hepatitis and predicting prognosis in patients with antinuclear antibody-positive drug-induced liver injury
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作者 Feiyu Zhang Meishan Jin +2 位作者 Hongqin Xu Peng Xiao yanhang gao 《Portal Hypertension & Cirrhosis》 2024年第2期96-104,共9页
Aims:Although useful for distinguishing drug-induced liver injury(DILI)from autoimmune hepatitis(AIH),liver biopsy is an invasive examination,and the presence of antinuclear antibody(ANA)positivity in patients with DI... Aims:Although useful for distinguishing drug-induced liver injury(DILI)from autoimmune hepatitis(AIH),liver biopsy is an invasive examination,and the presence of antinuclear antibody(ANA)positivity in patients with DILI could lead to excessive use of biopsy.Hence,we aimed to identify screening markers for histological features of AIH in patients with ANA-positive DILI and verify their clinical outcomes after 1 year.Methods:This retrospective study included patients with ANA-positive DILI,who underwent liver biopsy between January 2017 and April 2022.Two pathologists identified histological features of AIH.We detected the independent indicators associated with histological features of AIH using logistic regression.We evaluated their diagnostic ability for histological features of AIH using the receiver operating characteristic curve.The followup period to determine clinical outcomes was 1 year after DILI onset.Theχ2 test or Fisher's exact test was used to compare categorical data and the Wilcoxon rank-sum test was used to compare continuous variables.Twosided p<0.05 was considered to indicate significance.Results:The final analysis included 125 patients with ANA-positive DILI,of whom 18 had AIH-like histology.Factors independently associated with AIH-like histology included globulin levels(odds ratio[OR]=1.154,95%confidence interval[CI]=1.046-1.288;p=0.006)and ANA titer≥1:1000(OR=3.531,95%CI=1.136-11.303;p=0.029).The optimal globulin cutoff indicating AIH-like histology was 31.8 g/L.This globulin level in combination with ANA titer≥1:1000(area under the curve=0.785,95%CI=0.738-0.832)provided a sensitivity of 100%and a specificity of 57%for indicating histological features of AIH in patients with ANA-positive DILI.During follow-up,more patients developed AIH in the group with AIH-like histology than in the group without AIH-like histology(35.3%vs.0,p<0.001).Conclusions:For patients with ANA-positive DILI and ANA titer≥1:1000 or globulin≥31.8 g/L,liver biopsy is recommended to determine the presence of histological features of AIH and guide further monitoring. 展开更多
关键词 ANTIBODIES autoimmune hepatitis chemical-and drug-induced liver injury HISTOLOGY IMMUNOGLOBULINS
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Curbing alcohol-associated liver disease by increasing alcohol excise taxes
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作者 Feiyu Zhang Peng Xiao +2 位作者 Yali Liu Tao Liu yanhang gao 《Chinese Medical Journal》 CSCD 2024年第20期2412-2414,共3页
Alcohol-associated liver disease(ALD)is caused by longterm heavy alcohol consumption.The disease is still a significant contributor to the morbidity burden of liver diseases in America and some European countries.A tr... Alcohol-associated liver disease(ALD)is caused by longterm heavy alcohol consumption.The disease is still a significant contributor to the morbidity burden of liver diseases in America and some European countries.A trend of increasing incidence of ALD has also been observed in Asia over the past two decades.[1]Alcohol excise taxes are taxes imposed on alcoholic beverages and these taxes are typically included in the product price.Increasing the alcohol excise taxes is among the most efficient and cost-effective interventions for reducing excessive consumption of alcohol in the population.Increasing alcohol excise taxes indirectly increases the price of alcohol,which may exceed some consumers’intention or purchase ability,thereby reducing alcohol use and misuse.A study showed that doubling of spirits excise taxes would reduce per capita consumption of spirits by 8–10%,while the number of cases requiring liver transplantation for ALD would decrease by 6–7%. 展开更多
关键词 ALCOHOL ALCOHOL thereby
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nterferon alpha (IFNα)-induced TRIM22 interrupts HCV 'eplication by ubiquitinating NS5A 被引量:15
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作者 Chen Yang Xinhao Zhao +13 位作者 Dakang Sun Leilei Yang Chang Chong Yu Pan Xiumei Chi yanhang gao Moli Wang Xiaodong Shi Haibo Sun Juan Lv Yuanda gao Jin Zhong Junqi Niu Bing Sun 《Cellular & Molecular Immunology》 SCIE CAS CSCD 2016年第1期94-102,共9页
TRIM22, a tripartite-motif (TRIM) protein, is upregulated upon interferon alpha (IFNa) administration to hepatitis C virus (HCV)-infected patients. However, the physiological role of TRIM22 upregulation remains ... TRIM22, a tripartite-motif (TRIM) protein, is upregulated upon interferon alpha (IFNa) administration to hepatitis C virus (HCV)-infected patients. However, the physiological role of TRIM22 upregulation remains unclear. Here, we describe a potential antiviral function of TRI M22's targeting of the HCV NSSA protein. NS5A is important for HCV replication and for resistance to I FNa therapy. During the first 24 h following the initiation of I FNa treatment, upregulation of TRIM22 in the peripheral blood mononuclear cells (PBMCs) of HCV patients correlated with a decrease in viral titer. This phenomenon was confirmed in the hepatocyte-derived cell line Huh-7, which is highly permissive for HCV infection. TRIM22 over-expression inhibited HCV replication, and Small interfering RNA (siRNA)-mediated knockdown of TRIM22 diminished IFNα-induced anti-HCV function. Furthermore, we determined that TRIM22 ubiquitinates NS5A in a concentration-dependent manner. In summary, our results suggest that TRIM22 upregulation is associated with HCV decline during IFNα treatment and Dlavs an important role in controlling HCV replication in vitro. 展开更多
关键词 HCV IFNΑ NS5A TRIM22 UBIQUITIN
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Copper homeostasis dysregulation promoting cell damage and the association with liver diseases 被引量:4
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作者 Tao Liu Yali Liu +1 位作者 Feiyu Zhang yanhang gao 《Chinese Medical Journal》 SCIE CAS CSCD 2023年第14期1653-1662,共10页
Copper plays an important role in many metabolic activities in the human body.Copper level in the human body is in a state of dynamic equilibrium.Recent research on copper metabolism has revealed that copper dyshomeos... Copper plays an important role in many metabolic activities in the human body.Copper level in the human body is in a state of dynamic equilibrium.Recent research on copper metabolism has revealed that copper dyshomeostasis can cause cell damage and induce or aggravate some diseases by affecting oxidative stress,proteasome,cuprotosis,and angiogenesis.The liver plays a central role in copper metabolism in the human body.Research conducted in recent years has unraveled the relationship between copper homeostasis and liver diseases.In this paper,we review the available evidence of the mechanism by which copper dyshomeostasis promotes cell damage and the development of liver diseases,and identify the future research priorities. 展开更多
关键词 COPPER Liver disease Cell death Cuproptosis
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New Algorithm Rules Out Acute-on-chronic Liver Failure Development within 28 Days from Acute Decompensation of Cirrhosis 被引量:3
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作者 Xiaoting Tang Hai Li +22 位作者 Guohong Deng Xin Zheng Xianbo Wang Yan Huang yanhang gao Zhongji Meng Zhiping Qian Feng Liu Xiaobo Lu Yu Shi Beiling Li Wenyi Gu Xiaomei Xiang Yan Xiong Yixin Hou Jun Chen Na gao Sen Luo Liujuan Ji Jing Li Rongjiong Zheng Haotang Ren Jinjun Chen 《Journal of Clinical and Translational Hepatology》 SCIE 2023年第3期550-559,共10页
Background and Aims:Approximately 10%of patients with acute decompensated(AD)cirrhosis develop acute-on-chronic liver failure(ACLF)within 28 days.Such cases have high mortality and are difficult to predict.Therefore,w... Background and Aims:Approximately 10%of patients with acute decompensated(AD)cirrhosis develop acute-on-chronic liver failure(ACLF)within 28 days.Such cases have high mortality and are difficult to predict.Therefore,we aimed to establish and validate an algorithm to identify these patients on hospitalization.Methods:Hospitalized patients with AD who developed ACLF within 28 days were considered pre-ACLF.Organ dysfunction was defined accord-ing to the chronic liver failure-sequential organ failure as-sessment(CLIF-SOFA)criteria,and proven bacterial infec-tion was taken to indicate immune system dysfunction.A retrospective multicenter cohort and prospective one were used to derive and to validate the potential algorithm,re-spectively.A miss rate of<5%was acceptable for the calcu-lating algorithm to rule out pre-ACLF.Results:In the deri-vation cohort(n=673),46 patients developed ACLF within 28 days.Serum total bilirubin,creatinine,international normalized ratio,and present proven bacterial infection at admission were associated with the development of ACLF.AD patients with≥2 organ dysfunctions had a higher risk for pre-ACLF patients[odds ratio=16.58195%confidence interval:(4.271-64.363),p<0.001].In the derivation co-hort,67.5%of patients(454/673)had≤1 organ dysfunction and two patients(0.4%)were pre-ACLF,with a miss rate of 4.3%(missed/total,2/46).In the validation cohort,65.9%of patients(914/1388)had≤1 organ dysfunction,and four(0.3%)of them were pre-ACLF,with a miss rate of 3.4%(missed/total,4/117).Conclusions:AD patients with≤1 organ dysfunction had a significantly lower risk of developing ACLF within 28 days of admission and could be safely ruled out with a pre-ACLF miss rate of<5%. 展开更多
关键词 Liver cirrhosis Prognosis Liver failure End-stage liver disease Organ dysfunction scores.
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Inhibition of the Neddylation Pathway Suppresses Enterovirus Replication 被引量:1
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作者 Zhe Zhang Haoran Guo +5 位作者 Jing Wang Yan Li yanhang gao Quan Liu Junqi Niu Wei Wei 《Virologica Sinica》 SCIE CAS CSCD 2021年第6期1664-1667,共4页
Dear Editor,Human enteroviruses(HEVs)comprise polioviruses,coxsackieviruses,echoviruses,rhinoviruses,and the enterovirus subgroups and belong to the genus Enterovirus in the family Picornaviridae(Baggen et al.2018).Th... Dear Editor,Human enteroviruses(HEVs)comprise polioviruses,coxsackieviruses,echoviruses,rhinoviruses,and the enterovirus subgroups and belong to the genus Enterovirus in the family Picornaviridae(Baggen et al.2018).The HEV genome was thought to contain a single open reading frame(ORF)encoding one polyprotein,which was post-translationally processed into structural capsid proteins(VP1-4)and non-structural accessory proteins(2A,2B,2C,3A,3B,3C,3D)(Baggen et al.2018).Recently,we and others,have identified an additional upstream ORF(Guo et al.2019a;Lulla et al.2019)(ORF2/uORF). 展开更多
关键词 ORF2 REPLICATION UPSTREAM
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Investigation on the short-term outcome and prognostic impact of predisposition,and precipitants in inpatients with chronic liver disease from Chinese AcuTe on CHronic LIver FailurE(CATCH-LIFE)cohorts
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作者 Yan Zhang Wenting Tan +40 位作者 Xiaobo Wang Xin Zheng Yan Huang Beiling Li Zhongji Meng yanhang gao Zhiping Qian Feng Liu Xiaobo Lu Jia Shang Yubao Zheng Weituo Zhang Shan Yin Wenyi Gu Tongyu Wang Jianyi Wei Zixuan Shen Guohong Deng Yi Zhou Yixin Hou Qun Zhang Shue Xiong Jing Liu Liyuan Long Ruochan Chen Jinjun Chen Xiuhua Jiang Sen Luo Yuanyuan Chen Chang Jiang Jinming Zhao Liujuan Ji Xue Mei Jing Li Tao Li Rongjiong Zheng Xinyi Zhou Haotang Ren Yu Shi Hai Li for the CATCH‐LIFE Study Investigators of Chinese(Acute‐on)Chronic Liver Failure(CLIF)Consortium(Ch‐CLIFC) 《Portal Hypertension & Cirrhosis》 2023年第3期115-126,共12页
Aim:The study aimed to investigate the short-term outcomes of hospitalized patients with chronic liver disease(CLDs)and assess the prognostic impact of predisposition and precipitants,which currently remains unclear.M... Aim:The study aimed to investigate the short-term outcomes of hospitalized patients with chronic liver disease(CLDs)and assess the prognostic impact of predisposition and precipitants,which currently remains unclear.Methods:The study included 3970 hospitalized patients with CLDs from two prospective longitudinal multicenter studies(NCT02457637 and NCT03641872)conducted in highly endemic hepatitis B virus(HBV)areas.Competing risk analysis was used to evaluate the effect of predispositions,including the etiology and severity of CLDs and precipitants;on sequential 28,90,and 365-day liver transplantation(LT)-free mortality.Results:Among all enrolled patients,76.8%of adverse outcomes(including death and LT)within one year occurred within 90 days.Compared with alcoholic etiology,the association of HBV etiology with poorer outcomes was remarkably on the 28th day(hazard ratio[HR],1.81;95%confidence interval[CI],1.07-3.06;p=0.026);however,and dimin-ished or became insignificant at 90 days and 365 days.Cirrhosis increased the adjusted risk for 365-day(HR,1.50;CI,1.13-1.99;p=0.004)LT-free mortality when compared with noncirrhosis.In patients with cirrhosis,prior decompensation(PD)independently increased the adjusted risk of 365-day LT-free mortality by 1.25-fold(p=0.021);however,it did not increase the risk for 90-day mortality.Neither the category nor the number of precipitants influenced the adjusted risk of 28 or 90-day LT-free mortality.Conclusions:The 90-day outcome should be considered a significant endpoint for evaluating the short-term prognosis of hospitalized patients with CLD.Predisposing factors,other than etiology,mainly affected the delayed(365-day)outcome.Timely effective therapy for CLD etiology,especially antiviral treatments for HBV,and post-discharge long-term surveillance monitoring in cirrhotic patients undergoing PD are suggested to enhance disease management and reduce mortality. 展开更多
关键词 cirrhosis PRECIPITANT prior decompensation short‐term mortality
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