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Dynamically sw.tchable porphyrin-based molecular tw.ezer for on-off fullerene recognition

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Chinese Chemical Letters 2024年第6期35卷 283-287页

作者： Zhimin Sun Xin-Hui Guo yue Zhao qing-yu Meng Li-Juan Xing He-Lue Sun College of Chemistry and Materials Science Hebei Key Laboratory of Organic Functional MoleculesHebei Normal UniversityShijiazhuang 050024China

Herein,a novel molecular tw.ezer based on 2,2'-bipyridine-bridged porphyrin subunits w.s constructed for efficient fullerenes *** syn conformation of the molecule,w.ich w.s obtained by Zn(Ⅱ)coordination,gives rise to a proper cavity to interact w.th fullerene guests to form a stable 1:1 complex in toluene *** exhibits distinct binding selectivity tow.rds C_(60)over C_(70).Moreover,the fullerene recognition capacity can be adequately suppressed by importing H_(2)PO_(4)^(-)to competitively capture Zn(Ⅱ)along w.th syn-anti conformational ***,the molecular tw.ezer regenerated to bind the fullerene by introducing the Ca^(2+)into the ***,the association-disassociation process can be sw.tched reversibly and repeatedly.

关键词： Molecular tw.ezer Fullerene recognition Supramolecular chemistry Conformation conversion Coordination

Preoperative blood markers and intra-abdominal infection after colorectal cancer resection

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w.rld Journal of Gastrointestinal Surgery 2024年第2期16卷 451-462页

作者： Chang-qing Liu Zhong-Bei yu Jin-Xian Gan Tian-Ming Mei Department of Gastrointestinal Anorectal Surgery Suzhou Hospital Affiliated to Anhui Medical UniversitySuzhou 234000Anhui ProvinceChina

BACKGROUND Colorectal cancer(CRC)has one of the highest morbidity and mortality rates among digestive tract ***-abdominal infection(IAI)is a common postoperative complication that affects the clinical outcomes of patients w.th CRC and hinders their rehabilitation ***,the factors influencing abdominal infection after CRC surgery remain unclear;further,prediction models are rarely used to analyze preoperative laboratory indicators and postoperative *** To explore the predictive value of preoperative blood markers for IAI after radical resection of *** The data of 80 patients w.o underw.nt radical resection of CRC in the Anorectal Surgery Department of Suzhou Hospital affiliated w.th Anhui Medical University w.re *** patients w.re categorized into IAI(n=15)and non-IAI groups(n=65)based on w.ether IAI *** factors w.re compared;general data and laboratory indices of both groups w.re *** relationship betw.en the indicators w.s ***,a nomogram prediction model w.s developed and evaluated;its utility and clinical applic-ability w.re *** The risk factors for IAI after radical resection of CRC w.re neutrophil-lymphocyte ratio(NLR),platelet-lymphocyte ratio(PLR),systemic immune-inflammation index(SII),and carcinoembryonic antigen(CEA)*** w.s correlated w.th PLR and SII(r=0.604,0.925,and 0.305,respectively),w.ile PLR w.s correlated w.th SII(r=0.787).The nomogram prediction model demonstrated an area under the curve of 0.968[95%confidence interval(CI):0.948-0.988]in the training set(n=60)and 0.926(95%CI:0.906-0.980)in the validation set(n=20).The average absolute errors of the calibration curves for the training and validation sets w.re 0.032 and 0.048,respectively,indicating a good model *** decision curve analysis curves demonstrated high net income above the 5%threshold,indicating the clinical practicality of the *** The nomogram model constructed

关键词： Radical resection of colorectal cancer Inflammatory factors Intra-abdominal infection Predictive model Blood markers

Molecular crow.ing electrolytes for stabilizing Zn metal anode in rechargeable aqueous batteries

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Chinese Chemical Letters 2024年第7期35卷 445-451页

作者： Li Lin Song-Lin Tian Zhen-yu Hu yu Zhang Li-Min Chang Jia-Jun w.ng w.n-Qiang Liu qing-Shuang w.ng Fang w.ng School of Materials Science and Engineering Changchun University of Science and TechnologyChangchun 130022China School of Life Science and Technology Changchun University of Science and TechnologyChangchun 130022China Key Laboratory of Preparation and Applications of Environmental Friendly Materials of the Ministry of Education Jilin Normal UniversityChangchun 130103China Zhongshan Institute of Changchun University of Science and Technology Zhongshan 528437China

A solid electrolyte interphase(SEI)w.th a robust mechanical property and a high ionic conductivity is imperative for high-performance zinc metal ***,it is difficult to form such a SEI directly from an *** this w.rk,a molecular crow.ing effect is based on the introduction of Zn(OTF)_(2)and Zn(ClO_(4))_(2)to 2 mol/L ZnSO_(4)*** and experiments indicate that the Zn(OTF)_(2)and Zn(ClO_(4))_(2)not only create a molecularly crow.ed electrolyte environment to promote the interaction of Zn^(2+)and OTF^(-),but also participate in the reduction to construct a robust and high ionic-conductive SEI,thus promoting metal zinc deposition to the(002)crystal *** this molecular crow.ing electrolyte,a high current density of 1 mA/cm^(2)can be obtained by assembling symmetric batteries w.th Zn as the anode for over 1000 *** in a temperature environment of-10℃,a current density of 1 mA/cm^(2)can be obtained by assembling symmetric batteries w.th Zn for over 200 ***//Bi_(2)S_(3)/VS4@C cells achieve a CE rate of up to 99.81%over 1000 ***,the utilization of a molecular crow.ing electrolyte is deemed a highly effective approach to fabricating a sophisticated SEI for a zinc anode.

关键词： Zinc ion batteries Anode Electrolyte Solid electrolyte interphase Molecular crow.ing effect

Mediating role of social support in dysphoria,despondency,and quality of life in patients undergoing maintenance hemodialysis

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w.rld Journal of Psychiatry 2024年第3期14卷 409-420页

作者： Xiang Zhou Hong Jiang Yi-Peng Zhou Xiao-yu w.ng Hai-Yan Ren Xue-Fei Tian qing-qing Zhang Department of Nephrology People’s Hospital of Xinjiang Uygur Autonomous RegionXinjiang Clinical Research Center for Kidney DiseaseUrumqi 832000Xinjiang Uygur Autonomous RegionChina Department of Endocrinology and Metabolism People’s Hospital of Xinjiang Uygur Autonomous RegionUrumqi 832000Xinjiang Uygur Autonomous RegionChina Section of Nephrology Department of Internal MedicineYale University School of MedicineNew HavenCT 06510United States

BACKGROUND Dysphoria and despondency are prevalent psychological issues in patients undergoing Maintenance Hemodialysis(MHD)that significantly affect their quality of life(QOL).High levels of social support can significantly improve the physical and mental w.ll-being of patients undergoing ***,there is limited research on how.social support mediates the relationship betw.en dysphoria,despondency,and overall QOL in patients undergoing *** is imperative to investigate this mediating effect to mitigate dysphoria and despondency in patients undergoing MHD,ultimately enhancing their overall *** To investigate the mediating role of social support in relationships betw.en dysphoria,despondency,and QOL among patients undergoing *** Participants comprised 289 patients undergoing MHD,w.o w.re selected using a random sampling *** Social Support Rating Scale,Self-Rating Anxiety Scale,Self-Rating Depression Scale,and QOL Scale w.re *** analysis w.s performed to examine the associations betw.en social support,dysphoria,despondency,and QOL in patients undergoing *** assess the mediating impact of social support on dysphoria,despondency,and QOL in patients undergoing MHD,a bootstrap method w.s *** Significant correlations among social support,dysphoria,despondency,and quality in patients undergoing MHD w.re observed(all Pw.th social support and QOL(Pw.s statistically significant(Pw.en dysphoria and QOL,and this mediating effect w.s significant(Pw.s significant(Pw.en despondency and QOL,w.th a significant mediating effect(P<0.05).CONCLUSION These find

关键词： Maintenance hemodialysis Social support Dysphoria Despondency Quality of life Mediating effect

TRAIL and Celastrol Combinational Treatment Suppresses Proliferation, Migration, and Invasion of Human Glioblastoma Cells via Targeting w.t/β-catenin Signaling Pathw.y

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Chinese Journal of Integrative Medicine 2024年第4期30卷 322-329页

作者： QIN Jing-jing NIU Meng-da CHA Zhe GENG qing-hua LI yu-lin REN Chun-guang David P.Molloy yu Hua-rong Research Center of Neuroscience School of Basic Medical SciencesChongqing Medical UniversityChongqing(400016)China Laboratory of Developmental Biology Department of Cell Biology and GeneticsSchool of Basic Medical SciencesChongqing Medical UniversityChongqing(400016)China Department of Biochemistry and Molecular Biology School of Basic Medical SciencesChongqing Medical UniversityChongqing(400016)China

Objective To investigate the mechanistic basis for the anti-proliferation and anti-invasion effect of tumor necrosis factor-related apoptosis-induced ligand(TRAIL)and celastrol combination treatment(TCCT)in glioblastoma *** Cell counting kit-8 w.s used to detect the effects of different concentrations of celastrol(0-16µmol/L)and TRAIL(0-500 ng/mL)on the cell viability of glioblastoma cells.U87 cells w.re randomly divided into 4 groups,namely control,TRAIL(TRAIL 100 ng/mL),Cel(celastrol 0.5µmol/L)and TCCT(TRAIL 100 ng/mL+celastrol 0.5µmol/L).Cell proliferation,migration,and invasion w.re detected by colony formation,w.und healing,and Transw.ll assays,*** reverse transcription polymerase chain reaction and w.stern blotting w.re performed to assess the levels of epithelial-mesenchymal transition(EMT)markers(zona occludens,N-cadherin,vimentin,zinc finger E-box-binding homeobox,Slug,and β-catenin).w.t pathw.y w.s activated by lithium chloride(LiCl,20 mol/L)and the mechanism for action of TCCT w.s *** Celastrol and TRAIL synergistically inhibited the proliferation,migration,invasion,and EMT of U87 cells(Pw.-regulated the expression of β-catenin and its associated proteins(Pw.t signaling pathw.y,restored the inhibitory effects of TCCT on the expression of β-catenin and its dow.stream genes,as w.ll as the migration and invasion of glioblastoma cells(Pw.t/β-catenin *** underlies a novel mechanism of action for TCCT as an effective therapy for glioblastoma.

关键词： celastrol Chinese medicine tumor necrosis factor-related apoptosis-induced ligand glioblastoma β-catenin Tripterygium w.lfordii

Tuning electronic structure of RuO_(2)by single atom Zn and oxygen vacancies to boost oxygen evolution reaction in acidic medium

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Journal of Energy Chemistry 2024年第1期88卷 94-102,I0003页

作者： qing Qin Tiantian w.ng Zijian Li Guolin Zhang Haeseong Jang Liqiang Hou yu w.ng Min Gyu Kim Shangguo Liu Xien Liu College of Chemical Engineering Qingdao University of Science and TechnologyQingdao 266042ShandongChina Department of Chemistry City University of Hong KongHong Kong 999077China Department of Advanced Materials Engineering Chung-Ang UniversityAnseong-siGyeonggi-do 17546SeoulRepublic of Korea Beamline Research Division Pohang Accelerator Laboratory(PAL)Pohang 37673Gyeongsangbuk-doRepublic of Korea

The poor stability of RuO_(2)electrocatalysts has been the primary obstacles for their practical application in polymer electrolyte membrane *** dramatically enhance the durability of RuO_(2)to construct activity-stability trade-off model is full of significance but ***,a single atom Zn stabilized RuO_(2)w.th enriched oxygen vacancies(SA Zn-RuO_(2))is developed as a promising alternative to iridium oxide for acidic oxygen evolution reaction(OER).Compared w.th commercial RuO_(2),the enhanced Ru–O bond strength of SA Zn-RuO_(2)by forming Zn-O-Ru local structure motif is favorable to stabilize surface Ru,w.ile the electrons transferred from Zn single atoms to adjacent Ru atoms protects the Ru active sites from ***,the optimized surrounding electronic structure of Ru sites in SA ZnRuO_(2)decreases the adsorption energies of OER intermediates to reduce the reaction *** a result,the representative SA Zn-RuO_(2)exhibits a low.overpotential of 210 mV to achieve 10 mA cm^(-2)and a greatly enhanced durability than commercial RuO_(2).This w.rk provides a promising dual-engineering strategy by coupling single atom doping and vacancy for the tradeoff of high activity and catalytic stability tow.rd acidic OER.

关键词： Electrocatalyst Acidic oxygen evolution reaction Electronic structure engineering Durability Reaction barrier

A robust indium-organic framew.rk w.th open tubular channels for efficient separation of acetylene

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Nano Research 2024年第4期17卷 3139-3146页

作者： Yong-Zhi Li Gang-Ding w.ng Fan Xu qing Yin Danyang Zhao Jiqiu Qi Yanw.i Sui Lei Hou Yao-yu w.ng School of Materials and Physics China University of Mining and TechnologyXuzhou 221116China Key Laboratory of Synthetic and Natural Functional Molecule of the Ministry of Education Shaanxi Key Laboratory of Physico-Inorganic ChemistryCollege of Chemistry&Materials ScienceNorthwest UniversityXi’an 710069China

Considering the tremendous applications and purification requirement of acetylene(C_(2)H_(2)),seeking appropriate adsorbents w.th high capacity and selectivity is a vital task and remains an enduring ***,w. designed and synthesized a robust three-dimensional(3D)indium-organic framew.rk([(Me)_(2)NH_(2)][In(L6)_(0.5)(IPA)_(0.5)]·DMA·2H_(2)O(In-L6-IPA,DMA=dimethylammonium,IPA=isopropyl alcohol))featuring tw. types of one-dimensional(1D)tubular *** activated In-L6-IPA displayed high loading for C_(2)H_(2)(104.4 cm^(3)·g^(-1),the second highest value among all reported indium-based metal-organic framew.rks(MOFs))and simultaneously selective adsorption for C_(2)H_(2) over CO_(2),C_(2)H_(6),and ethylene(C_(2)H_(4))at 298 K under 100 *** modelling revealed that the porous w.ll of In-L6-IPA provides more and stronger multiple interactions for C_(2)H_(2) than CO_(2),C_(2)H_(6),and C_(2)H_(4) containing C–H···π,C–H···O,and O···π*** experiments validated the actual separation ability for various ratios of binary C_(2)H_(2)/C_(2)H_(4) and C_(2)H_(2)/CO_(2) mixtures as w.ll as equimolar ternary C_(2)H_(2)/C_(2)H_(4)/CO_(2) and C_(2)H_(2)/C_(2)H_(4)/C_(2)H_(6) mixtures w.th excellent reusability.

关键词： indium-organic framew.rk crystal structure gas adsorption acetylene(C_(2)H_(2))separation

Ambient-Condition Strategy for Production of Hollow.Ga_(2)O_(3)@rGO Crystalline Nanostructures Tow.rd Efficient Lithium Storage

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Energy & Environmental Materials 2024年第2期7卷 75-82页

作者： Dongdong Zhang Qiliang w.i Haili Huang Lan Jiang Jie Teng Ruizhi yu qing Zhang Shengxing Liu Lin w.ng w.iyou Yang Institute of Micro/Nano Materials and Devices Ningbo University of TechnologyNingbo 315211China College of Materials Science and Engineering Hunan UniversityChangsha 410082China

Crystallineγ-Ga_(2)O_(3)@rGO core-shell nanostructures are synthesized in gram scale,w.ich are accomplished by a facile sonochemical strategy under ambient *** are composed of uniformγ-Ga_(2)O_(3)nanospheres encapsulated by reduced graphene oxide(rGO)nanolayers,and their formation is mainly attributed to the existed opposite zeta potential betw.en the Ga_(2)O_(3)and *** as-constructed lithium-ion batteries(LIBs)based on as-fabricatedγ-Ga_(2)O_(3)@rGO nanostructures deliver an initial discharge capacity of 1000 mAh g^(-1)at 100 mA g^(-1)and reversible capacity of 600 mAh g^(-1)under 500 mA g^(-1)after 1000 cycles,respectively,w.ich are remarkably higher than those of pristineγ-Ga_(2)O_(3)w.th a much reduced lifetime of 100 cycles and much low.r *** situ XRD and XPS analyses demonstrate that the reversible LIBs storage is dominant by a conversion reaction and alloying mechanism,w.ere the discharged product of liquid metal Ga exhibits self-healing ability,thus preventing the destroy of ***,the rGO shell could act robustly as conductive netw.rk of the electrode for significantly improved conductivity,endow.ng the efficient Li storage *** w.rk might provide some insight on mass production of advanced electrode materials under mild condition for energy storage and conversion applications.

关键词： ambient condition core-shell nanostructures Ga_(2)O_(3) Li-ion batteries rGO

Heterochronous multiple primary prostate cancer and lymphoma:A case report

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w.rld Journal of Clinical Cases 2024年第7期12卷 1333-1338页

作者： Jin-Long Liang yu-qing Bu Li-Li Peng Hong-Zhen Zhang Department of Oncology Hebei General HospitalShijiazhuang 050051Hebei ProvinceChina

BACKGROUND Multiple primary malignant tumors(MPMTs)are rare type of cancer,especially w.en solid tumors are the first and lymphoma is the second primary *** report a patient w.th heterochronous MPMTs consisting of prostate cancer and rectal diffuse large B-cell lymphoma(DLBCL).CASE SUMMARY w. report a 77-year-old male patient diagnosed w.th prostate cancer w.o w.s treated w.th radiation therapy and one year of endocrine therapy w.th bicalutamide(50 mg per day)and an extended-release implant of goserelin(1/28 d).Seven years later,rectal DLBCL w.th lung metastases w.s *** Although rare,the possibility of prostate cancer combined w.th a double primary cancer of DLBCL can provide a deeper understanding.

关键词： Multiple primary malignant tumors Radiation therapy Diffuse large B-cell lymphoma Prostate cancer Non-Hodgkin lymphoma Case report