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Bone Research 2024年第1期12卷 122-136页

作者： Nan-yu Zou Ran Liu mei Huang yu-Rui Jiao Jie Wei Yangzi Jiang Wen-Zhen He Min Huang Yi-Li Xu Ling Liu yu-Chen Sun Mi Yang Qi Guo Yan Huang Tian Su Ye Xiao Wei-Shan Wang Chao Zeng Guang-Hua Lei Xiang-Hang luo Chang-Jun Li Department of Endocrinology Endocrinology Research CenterXiangya Hospital of Central South UniversityChangshaHunan 410008China Department of Orthopaedics Xiangya Hospital of Central South UniversityChangshaHunan 410008China Department of Epidemiology and Health Statistics Xiangya School of Public HealthCentral South UniversityChangshaChina Hunan Key Laboratory of Joint Degeneration and Injury ChangshaHunan 410008China Key Laboratory of Aging-related Bone and Joint Diseases Prevention and Treatment Ministry of EducationXiangya HospitalCentral South UniversityChangshaChina School of Biomedical Sciences Institute for Tissue Engineering and Regenerative MedicineFaculty of MedicineThe Chinese University of Hong KongHong Kong SARChina Department of Orthopaedics The First Affiliated Hospital of Shihezi UniversityShiheziXinjiangChina National Clinical Research Center for Geriatric Disorders Xiangya HospitalCentral South UniversityChangshaHunan 410008China

Skeletal stem/progenitor cell(SSPC)senescence is a major cause of decreased bone regenerative potential with aging,but the causes of SSPC senescence remain *** this study,we revealed that macrophages in calluses secrete prosenescent factors,including grancalcin(GCA),during aging,which triggers SSPC senescence and impairs fracture *** injection of human rGCA in young mice induced SSPC senescence and delayed fracture *** deletion of Gca in monocytes/macrophages was sufficient to rejuvenate fracture repair in aged mice and alleviate SSPC ***,GCA binds to the plexin-B2 receptor and activates Arg2-mediated mitochondrial dysfunction,resulting in cellular *** of Plxnb2 in SSPCs impaired fracture *** of GCA-neutralizing antibody enhanced fracture healing in aged ***,our study revealed that senescent macrophages within calluses secrete GCA to trigger SSPC secondary senescence,and GCA neutralization represents a promising therapy for nonunion or delayed union in elderly individuals.

关键词： healing union senescence

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Immune checkpoint inhibitors break whose heart? Perspectives from cardio-immuno-oncology

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Genes & Diseases 2024年第2期11卷 807-818页

作者： Yingying He Hui yu Shuang Dai Miao He Ling Ma Zihan Xu Feng luo Li Wang Oncology Department Deyang People's HospitalDeyangSichuan 618000China Department of Medical Oncology Lung Cancer CenterWest China HospitalSichuan UniversityChengduSichuan 610000China Cardiovascular Department Mianyang Central HospitalMianyangSichuan 621000China Department of Rheumatology and Immunology Deyang People's HospitalDeyangSichuan 618000China

Immune checkpoint inhibitors (ICIs) are monoclonal antibody antagonists,which can block cytotoxic T lymphocyte antigen-4 (CTLA-4),programmed death-1/ligand-1 (PD-1/PD-L1) pathways,and other molecules exploited by tumor cells to evade T cell-mediated immune *** have transformed the treatment landscape for various cancers due to their amazing *** anti-tumor therapies,including targeted therapy,radiotherapy,and chemotherapy,combine ICIs to make the treatment more ***,the off-target immune activation caused by ICIs may lead to a broad spectrum of immune-related adverse events (irAEs) affecting multiple organ *** irAEs,cardiotoxicity induced by ICIs,uncommon but fatal,has greatly offset survival benefits from ICIs,which is heartbreaking for both patients and ***,such cardiotoxicity requires special vigilance,and it has become a common challenge both for patients and *** article reviewed the clinical manifestations and influence of cardiotoxicity from the view of patients and clinicians,elaborated on the underlying mechanisms in conjunction with animal studies,and then attempted to propose management strategies from a cardio-immuno-oncology multidisciplinary perspective.

关键词： Cancer management Cardio-immuno-oncology multidisciplinary Cardiotoxicity Immune checkpoint inhibitors Immune tolerance

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Two sandwich-type uranyl-containing polytungstates catalyze aerobic synthesis of benzimidazoles

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Rare Metals 2024年第3期43卷 1316-1322页

作者： yu-Feng Liu Qi-Long Hu Xue-Jiao Chen Ke Li Pei luo Guo-Ping Yang School of Chemistry and Material Science Jiangxi Province Key Laboratory of Synthetic ChemistryJiangxi Key Laboratory for Mass Spectrometry and InstrumentationEast China University of TechnologyNanchang330013China School of Environmental Science and Engineering Southern University of Science and TechnologyShenzhen518055China

Diversified synthetic strategies are extremely important for the structural diversity of uranium-containing polyoxometalates(U-POMs)and their functional ***,two sandwich-type U-POMs were reported,which are Na_(5.6)K_(6.4)[(UO_(2))(H_(2)O)(TeW_(9)O_(33))]_(2)·21H_(2)O(UTeW_(9))and Na_(8.9)K_(2.7)H_(1.19)[K_(0.79)(UO_(2))_(2.21)(PW_(9)O_(34))_(2)]·12H_(2)O(UPW_9)using in-situ strategy and lacunary precursor strategy,***_9 shows a typical Keggin-typeopen or half-sandwich configuration.

关键词： configuration expansion sandwich

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Curcumin modulates oxidative stress to inhibit pyroptosis and improve the inflammatory microenvironment to treat endometriosis

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Genes & Diseases 2024年第3期11卷 102-105页

作者： Jie Ding Shanshan mei Kaili Wang Wen Cheng Shuai Sun Zhexin Ni Xiaoqiu Wang Chaoqin yu Department of Gynecology of Traditional Chinese Medicine Changhai Hospital Affiliated to Naval Medical UniversityShanghai 200433China Obstetrics and Gynecology Department The First Affiliated Hospital of Zhejiang Chinese Medical UniversityHangzhouZhejiang 310006China Department of Pharmaceutical Sciences Beijing Institute of Radiation MedicineBeijing 100850China Obstetrics and Gynecology Hospital of Fudan University Shanghai 200433China

Endometriosis(EM)is a common disease that affects approximately 10%-15%of women of childbearing *** pathogenesis of EM is unclear,but studies have shown a strong association between EM and inflammation,as well as oxidative stress.^(1) Pyroptosis is also called inflammatory cell *** pyroptosis occurs,it activates a strong inflammatory *** is associated with oxidative stress,and Ros act as intermediate triggers to activate pyroptosi.

关键词： inflammatory death oxidative

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Impact of propofol and sevoflurane anesthesia on cognition and emotion in gastric cancer patients undergoing radical resection

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World Journal of Gastrointestinal Oncology 2024年第1期16卷 79-89页

作者： Ao-Han Li Su Bu Ling Wang Ai-Min Liang Hui-yu luo Department of Anesthesiology Xiangyang No.1 People's HospitalHubei University of MedicineXiangyang 441000Hubei ProvinceChina Department of Cardiothoracic Surgery Xiangyang No.1 People's HospitalHubei University of MedicineXiangyang 441000Hubei ProvinceChina Department of Rehabilitation Xiangyang No.1 People's HospitalHubei University of MedicineXiangyang 441000Hubei ProvinceChina Department of Internal Medicine-Cardiovascular Xiangyang No.1 People's HospitalHubei University of MedicineXiangyang 441000Hubei ProvinceChina

BACKGROUND Propofol and sevoflurane are commonly used anesthetic agents for maintenance anesthesia during radical resection of gastric ***,there is a debate concerning their differential effects on cognitive function,anxiety,and depression in patients undergoing this *** To compare the effects of propofol and sevoflurane anesthesia on postoperative cognitive function,anxiety,depression,and organ function in patients undergoing radical resection of gastric *** A total of 80 patients were involved in this *** subjects were divided into two groups:Propofol group and sevoflurane *** evaluation scale for cognitive function was the Loewenstein occupational therapy cognitive assessment(LOTCA),and anxiety and depression were assessed with the aid of the self-rating anxiety scale(SAS)and self-rating depression scale(SDS).Hemodynamic indicators,oxidative stress levels,and pulmonary function were also *** The LOTCA score at 1 d after surgery was significantly lower in the propofol group than in the sevoflurane ***,the SAS and SDS scores of the sevoflurane group were significantly lower than those of the propofol *** sevoflurane group showed greater stability in heart rate as well as the mean arterial pressure compared to the propofol ***,the sevoflurane group displayed better pulmonary function and less lung injury than the propofol *** Both propofol and sevoflurane could be utilized as maintenance anesthesia during radical resection of gastric *** anesthesia has a minimal effect on patients'pulmonary function,consequently enhancing their postoperative *** anesthesia causes less impairment on patients'cognitive function and mitigates negative emotions,leading to an improved postoperative mental ***,the selection of anesthetic agents should be based on the individual patient's specific circumstances.

关键词： Propofol Sevoflurane Radical resection of gastric cancer Anesthetic effect Cognitive function Negative emotion

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Monte Carlo method for evaluation of surface emission rate measurement uncertainty

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Nuclear Science and Techniques 2024年第7期35卷 126-136页

作者： yuan-Qiao Li Min Lin Li-Jun Xu Rui luo yu-He Zhang Qian-Xi Ni yun-Tao Liu China Institute of Atomic Energy Beijing102413China National Key Laboratory for Metrology and Calibration Techniques Beijing102413China Department of Radiation Oncology Hunan Cancer HospitalChangsha410031China The Affiliated Cancer Hospital of Xiangya School of Medicine Central South UniversityChangsha410031China

The aim of this study is to evaluate the uncertainty of 2πα and 2πβ surface emission rates using the windowless multiwire proportional counter *** study used the Monte Carlo method (MCM) to validate the conventional Guide to the Expression of Uncertainty in Measurement (GUM) method.A dead time measurement model for the two-source method was established based on the characteristics of a single-channel measurement system,and the voltage threshold correction factor measurement function was indirectly obtained by fitting the threshold correction *** uncertainty in the surface emission rate was calculated using the GUM method and the law of propagation of *** MCM provided clear definitions for each input quantity and its uncertainty distribution,and the simulation training was realized with a complete and complex mathematical *** results of the surface emission rate uncertainty evaluation for four radioactive plane sources using both methods showed the uncertainty’s consistency E_(n)<0.070 for the comparison of each source,and the uncertainty results of the GUM were all lower than those of the ***,the MCM has a more objective evaluation process and can serve as a validation tool for GUM results.

关键词： Surface emission rate Monte Carlo method Metrology Probability distribution function Dead time Low-energy loss correction Least-squares method

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Carbon felt electrode coated with WS2 enables a high-performance polysulfide/ferricyanide flow battery

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Rare Metals 2024年第10期43卷 5039-5047页

作者： Liang-yu Li Su Yan Ying-Jia Huang Fang-Fang Zhong Jin-Chao Cao mei Ding Chuan-Kun Jia College of Materials Science and Engineering Changsha University of Science and Technology Institute of Energy Storage Technology College of Energy and Power EngineeringChangsha University of Science and Technology Binzhou Institute of Technology Weiqiao-UCAS Science and Technology Park

Polysulfide/ferricyanide flow batteries （S/Fe RFBs）,with the advantages of abundant earth reservation low cost,high safety,and environmental friendliness,have attracted significant interest and demonstrated noteworthy potential for practical ***,the battery performance,including the energy efficiency （EE）,voltage efficiency （VE）,and power density of the S/Fe RFBs remains low owing to the slow redox kinetics of polysulfide *** address these concerns,WS2was selected as the booster and deposited on a commercial carbon felt electrode （WS2–CF） to stimulate the redox reactions of polysulfide *** better hydrophilicity and smaller charge-transfer resistance,WS2–CF exhibits enhanced electrochemical activity toward polysulfide redox ***,the battery performance of S/Fe RFB with WS2–CF as the anode has been improved,with EE of 84%,VE of 84%,and a peak power density of 175.7 mW·cm-2,which are all higher than the cell only with the bare carbon felt （CF） as electrodes (76%,77% and 155.8 mW·cm-2,respectively).Furthermore,the cycling life of the S/Fe RFB with WS2–CF has been prolonged to 2200 cycles with a capacity retention of 96% a 40 mA·cm-2because of the good stability of WS2–CF as the ***,under the same conditions,the S/Fe RFB without WS2–CF terminated after 1500 cycles with a fast capacity *** successful utilization of WS2as a booster on an electrode provides an efficient strategy for obtaining advanced S/Fe RFBs for practical applications.

关键词： Carbon felt Energy storage Polysulfide/ferricyanide flow battery Tungsten disulfide

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Metal oxide ion gated transistors based sensors

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Science China(Technological Sciences) 2024年第4期67卷 1040-1060页

作者： LI Yang YAO yu WANG LeLe WANG LiWei PANG yunCong luo ZhongZhong ARUNPRABAHARAN Subramanian LIU ShuJuan ZHAO Qiang College of Electronic and Optical Engineering&College of Flexible Electronics(Future Technology) Nanjing University of Posts&Telecommunications(NJUPT)Nanjing 210023China State Key Laboratory of Organic Electronics and Information Displays&Jiangsu Key Laboratory for Biosensors Institute of Advanced Materials(IAM)Nanjing University of Posts&Telecommunications(NJUPT)Nanjing 210023China Department of Chemical Engineering Polytechnique MontréalMontréalQuébec H3C3J7Canada

Metal oxide ion-gated transistors(MOIGTs)have garnered significant attention within the sensing domain due to their potential for achieving heightened sensitivity while consuming minimal energy across diverse *** harnessing the advantageous combination of metal oxides'high carrier mobility and facile surface customization,coupled with the potent signal amplification capabilities of ion-gated transistors,MOIGTs offer a promising avenue for discerning biomolecules,overseeing chemical reactions,p H levels,as well as facilitating gas or light *** the past few decades,the MOIGT field has made remarkable strides in refining device physics,enhancing material properties,showcasing robust sensing capabilities,and broadening its application *** advancements have simultaneously unveiled new challenges and opportunities,necessitating interdisciplinary expertise to fully unlock the commercial potential of *** this comprehensive review,we offer a snapshot of this swiftly evolving technology,delve into its current applications,and provide insightful recommendations for future directions in the coming decade.

关键词： sensors ion gated transistors metal oxide semiconductors biosensors chemosensors pH sensors

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Mesenchymal stem cells-extracellular vesicles alleviate pulmonary fibrosis by regulating immunomodulators

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World Journal of Stem Cells 2024年第6期16卷 670-689页

作者： Ying Gao mei-Fang Liu Yang Li Xi Liu yu-Jie Cao Qian-Fa Long Jun yu Jian-Ying Li Department of Respiratory and Critical Care Medicine Shaanxi Provincial Rehabilitation HospitalXi’an 710000Shaanxi ProvinceChina Department of Respiratory and Critical Care Medicine Second Affiliated Hospital of Ningxia Medical University(The First People’s Hospital of Yinchuan)Yinchuan 750001Ningxia Hui Autonomous RegionChina School of Clinical Medicine Xi’an Medical UniversityXi’an 710021Shaanxi ProvinceChina Department of Respiratory and Critical Care Medicine Xi’an Central HospitalXi’an 710000Shaanxi ProvinceChina Department of Neurosurgery Xi’an Central HospitalXi’an 710000Shaanxi ProvinceChina Department of Emergency Xi’an Central HospitalXi’an 710000Shaanxi ProvinceChina

BACKGROUND Pulmonary fibrosis(PF)is a chronic interstitial lung disease characterized by fibroblast proliferation and extracellular matrix formation,causing structural damage and lung *** cell therapy and mesenchymal stem cells-extracellular vesicles(MSC-EVs)offer new hope for PF *** To investigate the therapeutic potential of MSC-EVs in alleviating fibrosis,oxidative stress,and immune inflammation in A549 cells and bleomycin(BLM)-induced mouse *** The effect of MSC-EVs on A549 cells was assessed by fibrosis markers[collagen I andα-smooth muscle actin(α-SMA),oxidative stress regulators[nuclear factor E2-related factor 2(Nrf2)and heme oxygenase-1(HO-1),and inflammatory regu-lators[nuclear factor-kappaB(NF-κB)p65,interleukin(IL)-1β,and IL-2].Similarly,they were assessed in the lungs of mice where PF was induced by BLM after MSC-EV ***-EVs ion PF mice were detected by pathological staining and western ***-cell RNA sequencing was performed to investigate the effects of the MSC-EVs on gene expression profiles of macrophages after modeling in *** Transforming growth factor(TGF)-β1 enhanced fibrosis in A549 cells,significantly increasing collagen I andα-SMA ***,treatment with MSC-EVs demonstrated a remarkable alleviation of these ***,the expression of oxidative stress regulators,such as Nrf2 and HO-1,along with inflammatory regulators,including NF-κB p65 and IL-1β,were mitigated by MSC-EV ***,in a parallel manner,MSC-EVs exhibited a downregulatory impact on collagen deposition,oxidative stress injuries,and inflammatory-related cytokines in the lungs of mice with ***,the mRNA sequencing results suggested that BLM may induce PF in mice by upregulating pulmonary collagen fiber deposition and triggering an immune inflammatory *** findings collectively highlight the potential therapeutic efficacy of MSC-EVs in ameliorating fibrotic processes,oxidative stres

关键词： Mesenchymal stem cells Extracellular vesicles Pulmonary fibrosis Oxidative stress response Epithelial-mesenchymal transition

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

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World 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 with 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 who underwent radical resection of CRC in the Anorectal Surgery Department of Suzhou Hospital affiliated with Anhui Medical University were *** patients were categorized into IAI(n=15)and non-IAI groups(n=65)based on whether IAI *** factors were compared;general data and laboratory indices of both groups were *** relationship between the indicators was ***,a nomogram prediction model was developed and evaluated;its utility and clinical applic-ability were *** The risk factors for IAI after radical resection of CRC were neutrophil-lymphocyte ratio(NLR),platelet-lymphocyte ratio(PLR),systemic immune-inflammation index(SII),and carcinoembryonic antigen(CEA)*** was correlated with PLR and SII(r=0.604,0.925,and 0.305,respectively),while PLR was correlated with 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 were 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

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