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Effects of SARS-CoV-2 infection on incidence and treatment strategies of hepatocellular carcinoma in people with chronic liver disease

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World Journal of Hepatology 2024年第2期16卷 211-228页

作者： Lung-Yi Mak Matthew Shing Hin Chung Xue Li Francisco Tsz Tsun Lai Eric Yuk Fai Wan Celine Sze Ling Chui Franco Wing Tak Cheng Esther Wai Yin Chan Ching Lung Cheung Ivan Chi Ho Au Xi Xiong Wai-Kay Seto Man-Fung Yuen Carlos King Ho Wong Ian Chi Kei Wong Department of Medicine The University of Hong KongHong KongChina State Key Laboratory of Liver Research The University of Hong KongHong KongChina Department of Pharmacology and Pharmacy The University of Hong KongHong KongChina Laboratory of Data Discovery for Health(D24H) Hong Kong Science and Technology ParkHong KongChina Department of Family Medicine and Primary Care The University of Hong KongHong KongChina school of Nursing The University of Hong KongHong KongChina school of Public Health The University of Hong KongHong KongChina Research Department of Practice and Policy University College LondonLondon WC1E 6BTUnited Kingdom aston school of Pharmacy Aston UniversityBirmingham B47ETUnited Kingdom

BACKGROUND Chronic liver disease(CLD)was associated with adverse clinical outcomes among people with severe acute respiratory syndrome coronavirus 2(SARS-CoV-2)*** To determine the effects of SARS-CoV-2 infection on the incidence and treatment strategy of hepatocellular carcinoma(HCC)among patients with *** A retrospective,territory-wide cohort of CLD patients was identified from an electronic health database in Hong *** with confirmed SARS-CoV-2 infection[coronavirus disease 2019(COVID-19)+CLD]between January 1,2020 and October 25,2022 were identified and matched 1:1 by propensity-score with those without(COVID-19-CLD).Each patient was followed up until death,outcome event,or November 15,*** outcome was incidence of *** outcomes included all-cause mortality,adverse hepatic outcomes,and different treatment strategies to HCC(curative,non-curative treatment,and palliative care).Analyses were further stratified by acute(within 20 d)and post-acute(21 d or beyond)phases of SARS-CoV-2 *** rate ratios(IRRs)were estimated by Poisson regression *** Of 193589 CLD patients(>95%non-cirrhotic)in the cohort,55163 patients with COVID-19+CLD and 55163 patients with COVID-19-CLD were included after 1:1 propensity-score *** 249-d median follow-up,COVID-19+CLD was not associated with increased risk of incident HCC(IRR:1.19,95%CI:0.99-1.42,P=0.06),but higher risks of receiving palliative care for HCC(IRR:1.60,95%CI:1.46-1.75,P<0.001),compared to *** both acute and post-acute phases of infection,COVID-19+CLD were associated with increased risks of allcause mortality(acute:IRR:7.06,95%CI:5.78-8.63,P<0.001;post-acute:IRR:1.24,95%CI:1.14-1.36,P<0.001)and adverse hepatic outcomes(acute:IRR:1.98,95%CI:1.79-2.18,P<0.001;post-acute:IRR:1.24,95%CI:1.13-1.35,P<0.001),compared to *** Although CLD patients with SARS-CoV-2 infection were not associated with increased risk of HCC,they

关键词： SARS-CoV-2 infection Chronic liver disease Long COVID Post-COVID-19 syndrome Cirrhosis Hepatocellular carcinoma

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Microfluidic thermotaxic selection of highlymotile sperm and in vitro fertilization

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Bio-Design and Manufacturing 2024年第5期7卷 687-700页

作者： Sihan Chen Jiemin Chen Zihan Qin Jibo Wang Yuwen Wang Rong Liu Wen Zhao Ming Zhang Yuanzhen Zhang Mengcheng Luo Pu Chen Tissue Engineering and Organ Manufacturing(TEOM)Lab Department of Biomedical EngineeringTaiKang Medical School(School of Basic Medical Sciences)Wuhan UniversityWuhan 430071China Hubei Provincial Key Laboratory of Developmentally Originated Disease TaiKangMedical School(School of Basic Medical Sciences)Wuhan UniversityWuhan 430071China Reproductive Medicine Center Zhongnan Hospital of Wuhan UniversityWuhan 430071China TaiKang Center for Life and medical Sciences Wuhan UniversityWuhan 430071China

The selection of the most motile and functionally competent sperm is an essential basis for in vitro fertilization(IVF)and normal embryonic *** adopted clinical approaches for sperm sample processing intensely rely on centrifugation and wash steps that may induce mechanical damage and oxidative stress to *** a few microfluidic sperm sorting devices may avoid these adverse effects by exploiting intrinsic guidance mechanisms of sperm swimming,none of these approaches have been fully validated by clinical-grade assessment *** this study,a microfluidic sperm sorting device that enables the selection of highly motile and functional sperm via their intrinsic thermotaxis is *** by the temperature microenvironment in the fallopian tube during natural sperm selection,a microfluidic device with controllable temperature gradients along the sperm separation channel was designed and *** study investigated the optimal temperature conditions for human sperm selection and fully characterized thermotaxis-selected sperm with 45 human sperm *** indicated that a temperature range of 35–36.5℃along the separation channel significantly improves human sperm motility rate((85.25±6.28)%vs.(60.72±1.37)%;P=0.0484),increases normal sperm morphology rate((16.42±1.43)%vs.(12.55±0.88)%;P<0.0001),and reduces DNA fragmentation((7.44±0.79)%vs.(10.36±0.72)%;P=0.0485)compared to the nonthermotaxis *** thermotaxis is species-specific,and selected mouse sperm displayed the highest motility in response to a temperature range of 36–37.5℃ along the separation ***,IVF experiments indicated that the selected sperm permitted an increased fertilization rate and improved embryonic development from zygote to *** microfluidic thermotaxic selection approach will be translated into clinical practice to improve the IVF success rate for patients with oligozoospermia and asthenozoospermia.

关键词： Microfluidic device Thermotaxis Sperm sorting Assisted reproductive technology In vitro fertilization

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Multifunctional high-performance pressure/proximity/temperature sensors enabled by hybrid resistive-supercapacitive response

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Nano Research 2024年第6期17卷 5604-5613页

作者： Huijun Kong Zhongqian Song Meichun Ding Changxiang Shao Jiahui Yu Baolei Wang Weiyan Li Chenwei Li Li Niu school of Chemistry and Pharmaceutical Engineering Shandong First Medical University and Shandong Academy of Medical SciencesJinan 250117China College of Artificial Intelligence and Big Data for medical Sciences Shandong First Medical University and Shandong Academy of Medical SciencesJinan 250117China school of Chemical Engineering and Technology Sun Yat-sen UniversityZhuhai 519082China

The issue of sensitivity attenuation in high-pressure region has been a persistent concern for pressure-sensitive electronic *** order to tackle such trade-off between sensitivity and linear range,herein,a hybrid piezoresistive-supercapacitive(HRSC)strategy is proposed via introducing a piezoresistive porous aerogel layer between the charge collecting electrodes and iontronic films of the pressure ***,the HRSC-induced impedance regulation and supercapacitive behavior contribute to significant mitigation in sensitivity attenuation,achieving high sensitivity across wide linear range(44.58 kPa^(−1)from 0 to 3 kPa and 23.6 kPa^(−1)from 3 to 12 kPa).The HRSC pressure sensor exhibits a low detection limit of 1 Pa,fast responsiveness(~130 ms),and excellent cycling stability,allowing to detect tiny pressure of air flow,finger bending,and human ***,the HRSC sensor exhibits exceptional perception capabilities for proximity and temperature,broadening its application scenarios in prosthetic perception and electronic *** proposed HRSC strategy may boost the ongoing research on structural design of high-performance and multimodal electronic sensors.

关键词： multimodal sensor pressure sensor high sensitivity MXene/poly(3,4-ethylenedioxythiophene):poly(styrenesulfonate)(PEDOT:PSS)aerogel structural design

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Differential expression of miRNAs and mRNAs in the livers of largemouth bass Micropterus salmoides under heat stress

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Journal of Oceanology and Limnology 2024年第2期42卷 594-608页

作者： Xuqian ZHAO Zijie LIN Caijuan LI Hao ZHU Lingling LI Wenjia MAO Qufei LING school of Biology and Basic medical Sciences Suzhou Medical College of Soochow UniversitySuzhou 215000China

Global warming threatens freshwater ecosystems and compromises fish *** elucidate the role of miRNAs in the livers of heat stressed largemouth bass,juvenile fish was subject to heat stress under 37°*** mRNA-seq and miRNA-seq were conducted on the liver tissues under control and heat stress *** gene expression analysis and enrichment analysis were performed on mRNA and miRNA expression profiles.A total of 406 differentially expressed genes(DEGs)were discovered,of which 212 were up-regulated and 194 were *** of the DEGs were significantly implicated in the regulation of“protein processing in endoplasmic reticulum”,“proteasome”,“steroid biosynthesis”,and“ornithine decarboxylase inhibitor activity”*** addition,47 differentially expressed miRNAs(DEMs)were identified in largemouth bass livers under heat stress,including 21 up-regulated and 25 down-regulated miRNAs.A negatively regulated miRNA-mRNA network including 12 miRNAs and 19 mRNAs was constructed with DEMs involved in“protein degradation”,“calcium ion regulation”,“cell apoptosis”,and“lipid metabolism”.Moreover,this study indicated novel-miR-144 activated the IRE1 signaling pathway by targeting txndc5 to induce liver apoptosis in largemouth bass under heat *** study revealed the involvement of miRNA regulation in largemouth bass in response to heat stress.

关键词： heat stress largemouth bass miRNA-mRNA interaction

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Synergistic chemotherapy/PTT/oxygen enrichment by multifunctional liposomal polydopamine nanoparticles for rheumatoid arthritis treatment

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Asian Journal of Pharmaceutical Sciences 2024年第1期19卷 86-102页

作者： Xiaoling Fu Yutong Song Xianquan Feng Zhihong Liu Wenhao Gao Hongtao Song Qian Zhang school of Pharmacy Fujian Medical UniversityFuzhou 350108China Fuzong Clinical medical College of Fujian medical university Fuzhou 350025China First school of clinical medicine Nanjing Medical UniversityNanjing 211166China

Amultifunctional liposomal polydopamine nanoparticle(MPM@Lipo)was designed in this study,to combine chemotherapy,photothermal therapy(PTT)and oxygen enrichment to clear hyperproliferating inflammatory cells and improve the hypoxic microenvironment for rheumatoid arthritis(RA)***@Lipo significantly scavenged intracellular reactive oxygen species and relieved joint hypoxia,thus contributing to the repolarization of M1 macrophages into M2 ***,MPM@Lipo could accumulate at inflammatory joints,inhibit the production of inflammatory factors,and protect cartilage in vivo,effectively alleviating RA progression in a rat adjuvant-induced arthritis ***,upon laser irradiation,MPM@Lipo can elevate the temperature to not only significantly obliterate excessively proliferating inflammatory cells but also accelerate the production of methotrexate and oxygen,resulting in excellent RA treatment ***,the use of synergistic chemotherapy/PTT/oxygen enrichment therapy to treat RA is a powerful potential strategy.

关键词： Polydopamine Thermosensitive liposomes Photothermal therapy Oxygen generation Rheumatoid arthritis

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Heat stress induced hepatocyte apoptosis in largemouth bass Micropterus salmoides via IRE1α/TRAF2/ASK1/JNK pathway

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Journal of Oceanology and Limnology 2024年第3期42卷 988-1000页

作者： Xuqian ZHAO Wenjia MAO Zijie LIN Qufei LING school of Biology and Basic medical Sciences Suzhou Medical College of Soochow UniversitySuzhou 215000China

Heat stress(HS)has been shown to adversely affect fish livers and can lead to extensive *** investigate the relationship between endoplasmic reticulum(ER)stress and HS-induced apoptosis in fish livers,we isolated and cultured primary hepatocytes of largemouth bass,Micropterus salmoides by trypsin method,then established an in-vitro model of liver cells under HS(35℃).The contents of lactic dehydrogenase(LDH)and hydrogen peroxide(H2O2)were determined to evaluate the effects of HS on hepatocyte injury and oxidative ***-qPCR was performed to discover the key genes in unfolded protein response(UPR)pathways involved at different HS *** inhibitor 4-PBA and IRE1αinhibitor 4μ8C were used to further investigate the effects of HS on IRE1αapoptosis pathway in *** show that HS led to significant increases in the release of LDH,the content of H2O2,and the expressions of oxidative protein folding genes(ero1αand pdi)under HS,suggesting severe hepatocyte injury and oxidative stress happened in heat-stressed largemouth bass *** continuous activation of IRE1αpathway genes(grp78,grp94,atf6,perk,eif2a,atf4,chop,ire1α,traf2,ask1,jnk1,and jnk2)indicated that HS led significantly to ER *** particular,the mRNA expression levels of ER stress-related genes(grp78,grp94,atf6,perk,ire1α,chop,jnk1,and jnk2)in the high temperature(HT)+4-PBA group and the HT+4μ8C group were significantly down-regulated under *** 4μ8C treatment,the expression levels of apoptosis-related genes(caspase-2,caspase-3,caspase-6,caspase-7,caspase-8,caspase-9,and caspase-10)and LDH content were significantly decreased,whereas the cell survival rate was significantly increased when given 4-PBA or 4μ8C *** findings demonstrate that HS could induce liver apoptosis of largemouth bass through the IRE1αpathway,which may act as a key switch mediating liver apoptosis of largemouth bass under HS.

关键词： heat stress Micropterus salmoides endoplasmic reticulum stress apoptosis oxidative stress

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Proliferating cell nuclear antigen of Ulva prolifera is involved in the response to temperature stress

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Journal of Oceanology and Limnology 2024年第4期42卷 1227-1241页

作者： Hongyan HE Juanjuan YANG Yuan HE Xiuwen YANG Caiwei FU Dongren ZHANG Jingwei DONG Aurang ZEB Jing QU Songdong SHEN school of Biology&Basic medical Sciences Soochow UniversitySuzhou 215101China Department of Pathology Affiliated Hospital and Medical School of Nantong UniversityNantong 226001China

Ulva prolifera is the most common specie causative to green tide,and its growth is sensitive to temperature ***,the mechanisms of *** response to temperature stress remain *** this study,high temperature(36℃)stimulus promoted the death of unformed cell wall protoplasts and delayed the division of formed cell wall protoplasts,while low-temperature(4℃)stimulus did not,suggesting that the mechanisms of the response of *** to high and low temperature stresses are *** results show that proliferation-related genes were differentially expressed under high and low-temperature stresses,especially the proliferating cell nuclear antigen(PCNA)and cyclins(CYCs).Subsequently,the interaction between PCNA and Cyclin A was confirmed by Co-immunoprecipitation,yeast two-hybrid,and so ***,high-and low temperature stresses induced the expression of PCNA and Cyclin A in varying of degrees,and activated extracellular signal-regulated kinase(ERK)signal *** results suggest,PCNA,Cyclin A,and ERK signal pathway played important roles in the resistance of *** to temperature ***,high-temperature stress induced an increase of miR-2916 in abundance,and exhibiting reverse expression of PCNA;and PCNA was target gene of miR-2916,suggesting that miR-2916 protected *** from high-temperature stress via post-transcriptionally regulation of *** study laid a foundation for understanding the function of PCNA and Cyclin A,moreover,it has a guiding significance to explore the mechanisms of the response to temperature stress from proliferation-related genes regulatory networks in ***.

关键词： UIva prolifera proliferating cell nuclear antigen Cyclin A extracellular signal-regulated kinase microRNA temperature stress

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Enzymatic self-assembly/disassembly turns “ON”/“OFF” the mimetic hydrolytic activity of histidine nanofibers

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Science China Chemistry 2024年第2期67卷 517-522页

作者： Xianbao Sun Manli Wang Xiaoyang Liu Wenjun Zhan Guangqiong Xu Qiaochu Jiang Hai-Dong Xu Fuqiang Wang Gaolin Liang State Key Laboratory of Digital medical Engineering School of Biological Science and Medical EngineeringSoutheast UniversityNanjing210096China Analysis Center Nanjing Medical UniversityNanjing210029China

Mimetic enzymes are devised as alternates or supplements of natural enzymes in broad fields but regulating their activities in a switchable manner remains ***,we proposed an enzymatic self-assembly/disassembly strategy to address this issue.A peptide molecule Nap FFEYIH(YH) was rationally designed which,after self-assembling into nanofibers,lined up the histidine moieties to form active hydrolysis centers for mimicking hydrolase *** dephosphorylation of Nap FFEYp IH(Yp H) by alkaline phosphatase to yield YH also turned “ON” the hydrolase *** turn,phosphorylation of YH by phosphokinase epidermal growth factor receptor to yield Yp H disassembled the nanofibers and thus turned the activity “OFF”.As such,the “ON”/“OFF” of the mimetic hydrolase activities could be regulated under physiological conditions through ALP/EGFR-mediated self-assembly/disassembly of histidine *** work provides a feasible strategy for the on-demand fabrication of artificial enzymes with controllable and superior activities.

关键词： disassembly hydrolytic activity mimetic enzyme phosphorylation self-assembly

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Comparison of toxicity between lanthanum oxide nanoparticles and lanthanum chloride

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Journal of Rare Earths 2024年第2期42卷 424-430,I0007页

作者： Kun Huang Songchang Lai Miao Guo Xingwu Zhu Jiashuangwei Yuan Zhehao Liu Gonghua Hu Yanfang Gao school of Public Health and Health Management Gannan Medical UniversityGanzhou341000China

Due to the wide application of rare earth elements,lanthanum(La) is gradually accumulated in our living *** can enter the body through a variety of routes,which has a series of effects on various *** a consequence,the safety of lanthanum deserves our *** study aims to compare the toxicity of lanthanum oxide nanoparticles(La_(2)O_(3) NPs) and lanthanum chloride(LaCl_(3)) and enrich the toxicity evaluation of ***,a 30 d intragastal experiment was conducted.C57BL/6j mice were given by La_(2)O_(3) NPs solution and LaCl_(3) solution respectively at doses of 0,30,60 and120 mg/kg BW(lanthanum content).The results show that,compared with the control group,both La_(2)O_(3)NPs and LaCl_(3) can reduce the body weight of female mice in the high-dose group,but for male mice,the high-dose La_(2)O_(3) NPs solution can increase the body weight,while LaCl_(3) has the opposite *** coefficients of liver,kidney,heart,lung,uterine and ovaries increase first and then decrease with the exposure dose,but testes and epididymides coefficient keep increasing with the exposure of LaCl_(3) and La_(2)O_(3) ***_(2)O_(3) NPs and LaCl_(3) can reduce the concentration of triglycerides(TG) and increase the level of low density lipoprotein(LDL),but the effect of La_(2)O_(3) NPs is more ***_(2)O_(3) NPs and LaCl_(3) can reduce the concentration of malondialdehyde(MDA),increase the total antioxidant capacity(T-AOC)and enhance the activity of catalase(CAT),but LaCl_(3) has more obvious protective effects on oxidative ***_(2)O_(3) NPs and LaCl_(3) have potential risks to liver,and the toxicity of La_(2)O_(3) NPs might be higher than that of LaCl_(3).

关键词： Rare earth elements Lanthanum oxide nanoparticles Lanthanum chloride Lipid metabolism Oxidative stress

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Role of Fibrinogen-like Protein 1 in Tumor Recurrence Following Hepatectomy

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Journal of Clinical and Translational Hepatology 2024年第4期12卷 406-415页

作者： Zahra Shafieizadeh Zohreh Shafieizadeh Maryam Davoudi Reza Afrisham Xiaolei Miao Department of medical Laboratory Sciences School of Allied Medical SciencesTehran University of Medical SciencesTehranIran school of Pharmacy Xianning Medical CollegeHubei University of Science and TechnologyXianningHubeiChina

Partial hepatectomy is a first-line treatment for hepatocellular *** 2 weeks following partial hepatectomy,specific molecular pathways are activated to promote liver ***,residual microtumors may also exploit these pathways to reappear and *** targeting molecules that are differentially regulated between normal cells and malignancies,such as fibrinogen-like protein 1(FGL1),appears to be an effective *** potential functions of FGL1 in both regenerative and malignant cells are discussed within the ambit of this *** FGL1 is normally elevated in regenerative hepatocytes,it is normally downregulated in malignant *** does indeed upregulate FGL1 by increasing the release of transcription factors that promote FGL1,including HNF-1α and STAT3,and inflammatory effectors,such as TGF-β and ***,in turn,stimulates certain proliferative pathways,including EGFR/Src/*** alters the phase transition of highly differentiated hepatocytes from G0 to G1,thereby transforming susceptible cells into cancerous *** of the PI3K/Akt/mTOR pathway by FGL1 allele loss on chromosome 8,a tumor suppressor area,may also cause hepatocellular ***,FGL1 is specifically expressed in the liver via HNF-1α histone acetylase activity,which triggers lipid metabolic reprogramming in ***1 might also be involved in other carcinogenesis processes such as hypoxia,epithelial-mesenchymal transition,immunosuppression,and sorafenib-mediated drug *** study highlights a research gap in these disciplines and the necessity for additional research on FGL1 function in the described processes.

关键词： Fibrinogen-like protein 1 FGL1 Hepatocellular carcinoma Liver regeneration Hepatectomy Lipogenesis Recurrence

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