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Rare Metals 2024年第6期43卷 2574-2584页

作者： Da-wei Zou Xing-Guang Fu Gao-Bang Chen Yi-Fan Liu Bao-shan Wu Xian Jian School of Materials and Energy University of Electronic Science and Technology of ChinaChengdu 611731China Yangtze Delta Region Institute(Huzhou) University of Electronic Science and Technology of ChinaHuzhou 31300lChina

Forming an ultrathin conducting layer on a fluorinated carbon(CFx)surface for reducing severe electrochemical polarization in lithium/fluorinated carbon primary batteries(Li/CF_(x))remains a considerable challenge for achieving batteries with excellent rate ***,CFxwas modified by using acetylene/argon mixture plasma combined with MnO_(2)*** CF_(x)/C/MnO_(2)composite effectively reduced the voltage hysteresis and improved the electrochemical performance of Li/CF_(x).The excellent rate performance of CF_(x)/C/MnO_(2)was due to the high electrochemical activity provided by the atomicscale conductive carbon layer and ultrafine MnO_(2)*** with pristine CF_(x),the charge transfer resistance of the optimized CF_(x)/C/MnO_(2)decreased from 218.5 to 48.2Ω,the discharge rate increased from 2C to 10C,and the power density increased from 3.11 to 13.44 kW·g^(-1),The intrinsic reason for the enhanced rate performance was attributed to the fact that the ultrathin carbon layer acted as a conductive bridge to reduce the voltage hysteresis at the initial stage of the Li/CF_(x)discharge,and the high electrochemical activity of the ultrafine MnO_(2)particles provided a faster lithium-ion diffusion rate.

关键词： C_(2)H_(2)/Ar plasma Fluorinated carbon Lithium primary battery MnO_(2)

The Active Compensation Technique for Large Reflector Antennas Based on Quadratic Curve Fitting

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Research in Astronomy and Astrophysics 2024年第7期24卷 226-234页

作者： Tian-Xiang Zheng Bin-Bin Xiang Han-wei Cui wei Wang Pei-Yuan lian shang-Ming Lin Yang Zhang Jian-Ping Zhou Kai Li School of Mechanical Engineering Xinjiang UniversityUrumqi 830017China School of Mechano-Electronic Engineering Xidian UniversityXi’an 710017China Xi’an Institute of Optics and Precision Mechanics Chinese Academy of SciencesXi’an 710119China

Active reflectors are often used to compensate the surface distortion caused by environmental factors that degrade the electromagnetic performance of large high-frequency reflector *** is crucial for maintaining high gain operation in antennas.A distortion compensation method for the active reflector of a large dual-reflector antenna is proposed.A relationship is established between the surface deformation and the optical path difference for the primary reflector by geometric ***,employing finite element analysis,a polynomial fitting approach is used to describe the impact of adjusting points on the reflector surface based on the coordinates of each *** standardizing the positions of various panels on the reflector,the fitting ns can be applied to the reflector panels of similar ***,based on the distribution characteristics of the primary reflector panels,the adjustment equation for the actuators is derived by the influence matrix *** can be used to determine the adjustment amount of actuators to reduce the rms of the optical path ***,the least squares method is employed to resolve the matrix *** example of a 110 m aperture dual-reflector antenna is carried out by finite element analysis and the proposed *** results show that the optical path difference is reduced significantly at various elevation cases,which indicates that the proposed method is effective.

关键词： Methods analytical-Methods numerical-Telescopes

Divergent responses of growth rate and antioxidative system of ten Bacillus strains to acid stresses

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Soil Ecology Letters 2024年第1期6卷 107-118页

作者： Xiaoran shan Jiayi Chen Jiaen Zhang Ziqiang Liu Shufang Chen Hui wei Key Laboratory of Agro-Environment in the Tropics of Ministry of Agriculture and Rural Affairs Guangdong Laboratory for Lingnan Modern AgricultureCollege of Natural Resources and EnvironmentSouth China Agricultural UniversityGuangzhou 510642China Guangdong Engineering Research Center for Modern Eco-agriculture and Circular Agriculture South China Agricultural UniversityGuangzhou 510642China

Response of growth rate and antioxidative system of ten Bacillus strains to acid stresses was *** acid treatment significantly decreased the growth rate of the *** stresses increased the GPX activity and GSSG content of the tested *** changes occurred in ROS and antioxidative system(SOD,CAT,GR,MDA and GSH).Environmental changes including soil acidification exert obvi-ous stresses on soil ecosystems and influence soil *** this study,ten microbial strains were incubated under different acid treatments to investigate responses of microbial growth and antioxidative system to acid *** the strains belong to Bacillus genus,but exhibit distinct ecological *** observed that these microbial strains had obviously different pH tolerance threshold,in spite of the close phylogenetic classification among *** stresses exerted significant effects on microbial antiox-idative system,including superoxide dismutase(SOD),cata-lase(CAT)and glutathione transferring enzymes(GPX and GR)and reactants(GSH and GSSH),but the effects were strain ***,we found acid stress effects on total variances of the investigated microbial antioxidative system along the first two principal components(PCs).Activities of CAT and SOD contributed substantially to PC1 that reflected obvious acid effects on NC7 and ZC4,and closely related to intracellular malondialdehyde *** GSSG activities and GSH/GSSG contributed greatly to PC2 that unveiled acid stress effects on most of the microbial *** results highlight substantially heterogeneous responses of microbial strains to acid stress and support that phylogenetic closeness does not imply functional similarity of soil microorganisms under environmental changes.

关键词： soil acidification microbial strain acid tolerance capacity microbial growth oxidative stress antioxidative system

Efficacy of radiofrequency ablation combined with sorafenib for treating liver cancer complicated with portal hypertension and prognostic factors

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World Journal of Gastroenterology 2024年第11期30卷 1533-1544页

作者： Li-Min Yang Hong-Juan Wang shan-Lin Li Guan-Hua Gan Wen-Wen Deng Yong-Sheng Chang lian-Feng Zhang Department of Gastroenterology The First Affiliated Hospital of Zhengzhou UniversityZhengzhou 450052Henan ProvinceChina Department of Gastroenterology Zhoukou Central Hospital of Henan ProvinceZhoukou 466000Henan ProvinceChina Department of Gastroenterology The First Affiliated Hospital of Xinxiang Medical CollegeXinxiang 453000Henan ProvinceChina

BACKGROUND Patients with liver cancer complicated by portal hypertension present complex challenges in *** To evaluate the efficacy of radiofrequency ablation in combination with sorafenib for improving liver function and its impact on the prognosis of patients with this *** Data from 100 patients with liver cancer complicated with portal hypertension from May 2014 to March 2019 were analyzed and divided into a study group(n=50)and a control group(n=50)according to the treatment *** research group received radiofrequency ablation(RFA)in combination with sorafenib,and the control group only received *** short-term efficacy of both the research and control groups was *** function and portal hypertension were compared before and after ***-fetoprotein(AFP),glypican-3(GPC-3),and AFP-L3 levels were compared between the two groups prior to and after *** occurrence of adverse reactions in both groups was *** 3-year survival rate was compared between the two *** data were compared between the survival and non-surviving *** identify the independent risk factors for poor prognosis in patients with liver cancer complicated by portal hypertension,multivariate logistic regression analysis was *** When comparing the two groups,the research group's total effective rate(82.00%)was significantly greater than that of the control group(56.00%;P<0.05).Following treatment,alanine aminotransferase and aspartate aminotransferase levels increased,and portal vein pressure decreased in both *** degree of improvement for every index was substantially greater in the research group than in the control group(P<0.05).Following treatment,the AFP,GPC-3,and AFP-L3 levels in both groups decreased,with the research group having significantly lower levels than the control group(P<0.05).The incidence of diarrhea,rash,nausea and vomiting,and fatigue in the research group was significantly great

关键词： Radiofrequency ablation Sorafenib Liver cancer Portal hypertension Efficacy Prognosis analysis

Efficacy of Raw Corn Starch in Insulinoma-Related Hypoglycemia:A Promising Supportive Therapy

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Chinese Medical Sciences Journal 2024年第2期39卷 102-110页

作者： Rong-Rong Li wei Chen Xin-Hua Xiao Miao Yu Fan Ping lian Duan Department of Clinical Nutrition Beijing Key Laboratory of the Innovative Development of Functional Staple and the Nutritional Intervention for Chronic DiseaseChinese Academy of Medical Sciences&Peking Union Medical CollegeBeijing 100730China Department of Endocrinology Peking Union Medical College HospitalChinese Academy of Medical Sciences&Peking Union Medical CollegeBeijing 100730China

Objective To investigate the efficacy of raw corn starch(RCS)in clinical management of insulinoma-induced *** We retrospectively collected clinical data of insulinoma patients who received RCS-supplemented diet preoperatively,and analyzed the therapeutic effects of the RCS intervention on blood glucose control,weight change,and its adverse *** The study population consisted of 24 cases of insulinoma patients,7 males and 17 females,aged 46.08±14.15 *** RCS-supplemented diet,all patients had frequent hypoglycemic episodes(2.51±3.88 times/week),concurrent with neuroglycopenia(in 83.3% of patients)and autonomic manifestations(in 75.0% of patients),with the median fasting blood glucose(FBG)of 2.70(interquartile range[IQR]:2.50-2.90)mmol/*** patients'weight increased by 0.38(IQR:0.05-0.65)kg per month,with 8(33.3%)cases developing overweight and 7(29.2%)cases developing *** patients maintained the RCS-supplemented diet until they underwent tumor resection(23 cases)and transarterial chemoembolization for liver metastases(1 case).For 19 patients receiving RCS throughout the day,the median FBG within one week of nutritional management was 4.30(IQR:3.30-5.70)mmol/L,which was a significant increase compared to pre-nutritional level[2.25(IQR:1.60-2.90)mmol/L;Pweight gain was observed upon RCS *** diarrhea(2 cases)and flatulence(1 case)occurred,and were relieved by reduction of RCS ***

关键词： corn starch hypoglycemia insulinoma nutrition therapy

Study on microstructure and ferroelectricity of strontium barium titanate thin films prepared by Sol-Gel processing

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Study on microstructure and ferroelectricity of strontium ba...

Chinese Population Reference Curves for Ultrasound-Measured Amniotic Fluid Deepest Vertical Pocket in Dichorionic Twin Pregnancies,and Their Associations With Pregnancy Outcomes

2012 China Functional Materials Technology and Industry Forum

作者： lian-wei shan Lai-guo Wang wei Li Li-min Dong Zhi-dong Han Ze Wu Xing-hua Fu Wen-ping Hou Department of Materials Science and Engineering Harbin University of Science and Technology and Key Laboratory of Materials Research and Application of Heilongjiang Province Anhui Key Laboratory of Functional Coordination Compounds School of Chemistry and Chemical EngineeringAnqing Normal University Department of Materials Science and Engineering Jinan University

关键词： SBT Ferroelectricity Thin Films Bi-doping

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Maternal-Fetal Medicine 2024年第1期6卷 29-36页

作者： Zhengxin Lyu Tianchen Wu shan Lu Pengbo Yuan Yangyu Zhao Yuan wei Department of Obstetrics and Gynecology Peking University Third HospitalBeijing 100191China

Objective:To establish the Chinese population's amniotic fluid deepest vertical pocket(DVP)reference curves for dichorionic twin pregnancies and to investigate DVP links with adverse perinatal ***:This retrospective cohort study,conducted at Peking University Third Hospital from August 2011 to December 2020,used data from 375 women aged 20 to 45 years who had dichorionic twin pregnancies that were confirmed through first-trimester *** exclusions,reference curves were developed using 318 women with 3,299 DVP scans,and the data analyzed included maternal demographics,pregnancy outcomes,ultrasound measurements,and neonatal *** were assessed via ultrasound at regular intervals and grouped by gestational age(GA)for *** mixed models were used to create amniotic fluid reference *** between abnormalities and adverse perinatal outcomes were examined using Chi-squared or Fisher's exact *** regression provided both crude and adjusted odds ratios,adjusting for pre-pregnancy weight,age,ethnicity,parity,and conception *** was set at P<0.05 with 95%confidence intervals(CI),and the analyses were conducted using SPSS ver.26.0(IBM Corp.,Armonk,NY)and SAS ver.9.4(SAS Institute Inc.,Cary,NC,USA)***:DVP increased from the first trimester to a maximum at 26 weeks(95%confidence interval(CI),2.7–8.3 cm for twin 1 and 2.8–7.9 cm for twin 2)and then decreased gradually toward *** between twins 1 and 2 were significant after 26 weeks(95%CI for twin 1:5.3,5.5;95%CI for twin 2:4.4,4.5;P<0.010).Polyhydramnios of twin 1 increased the risk of large for *** of twin 1 increased the risk of small for *** of twin 2 increased the risk of small for GA,premature birth,and neonatal *** of twin 2 increased the risk of preeclampsia,hypertensive disorder complicating pregnancy,and premature rupture of ***:Reference curves

关键词： Amniotic fluid Amniotic fluid deepest vertical pocket Reference curve Dichorionic twin Pregnancy outcome Ultrasound examination

Hydroxylated metal–organic-layer nanocages anchoring single atomic cobalt sites for robust photocatalytic CO_(2) reduction

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Nano Research 2024年第4期17卷 2410-2419页

作者： weiyi Pan Zhihe wei Yanhui Su Yuebin lian Zhangyi Zheng Huihong Yuan Yongze Qin Xulan Xie Qianqian Bai Zhenyang Jiao wei Hua Jinzhou Chen Wenjun Yang Zhao Deng Yang Peng Soochow Institute for Energy and Materials Innovations College of EnergySoochow UniversitySuzhou 215006China Key Laboratory of Advanced Carbon Materials and Wearable Energy Technologies of Jiangsu Province Soochow UniversitySuzhou 215006China School of Photoelectric Engineering Changzhou institute of technologyChangzhou 213032China Jiangsu Key Laboratory for Advanced Negative Carbon Technologies Soochow UniversitySuzhou 215123China

Assembly of two-dimensional(2D)metal–organic layers(MOLs)based on the hard and soft acid–base theorem represents an exquisite strategy for the construction of photocatalytic platforms in virtue of the highly exposed active sites,much improved mass transport,and greatly elevated ***,nanocages composed of MOLs are produced for the first time through a cosolvent approach utilizing zirconium-based UiO-66-(OH)2 as the structural *** endow the catalytic activity for CO_(2) conversion,single atomic Co^(2+)sites are appended to the Zr-oxo nodes of the MOL cages,demonstrating a remarkable CO yield of 7.74 mmol·g^(-1)·h^(-1) and operational stability of 97.1%product retention after five repeated *** an outstanding photocatalytic performance is mainly attributed to the unique nanocage morphology comprising enormous 2D nanosheets for augmented Co^(2+)exposure and the abundant surface hydroxyl groups for local CO_(2) *** work underlines the tailoring of both metal–organic framework(MOF)morphology and functionality to boost the turnover rate of photocatalytic CO_(2) reduction reaction(CO_(2)RR).

关键词： photocatalytic CO_(2) reduction metal–organic layer nanocage single-atom catalyst co-catalyst

Exploring the autophagy-related pathogenesis of active ulcerative colitis

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World Journal of Clinical Cases 2024年第9期12卷 1622-1633页

作者： Zhuo-Zhi Gong Teng Li He Yan Min-Hao Xu Yue lian Yi-Xuan Yang wei wei Tao Liu Wangjing Hospital China Academy of Chinese Medical SciencesBeijing 100102China College of Traditional Chinese Medicine School of Traditional Chinese MedicineBeijing 100102China Guang’anmen Hospital China Academy of Chinese Medical SciencesBeijing 100053China

BACKGROUND The pathogenesis of ulcerative colitis(UC)is complex,and recent therapeutic advances remain unable to fully alleviate the *** To inform the development of novel UC treatments,bioinformatics was used to explore the autophagy-related pathogenesis associated with the active phase of *** The GEO database was searched for UC-related datasets that included healthy controls who met the screening *** analysis was conducted to obtain differentially expressed genes(DEGs).Au-tophagy-related targets were collected and intersected with the DEGs to identiy differentially expressed autophagy-related genes(DEARGs)associated with active *** were then subjected to KEGG,GO,and DisGeNET disease enrichment analyses using R *** analysis of immune infiltrating cells was performed using the CiberSort *** least absolute shrinkage and selection operator algorithm and protein-protein interaction network were used to narrow down the DEARGs,and the top five targets in the Dgree ranking were designated as core *** A total of 4822 DEGs were obtained,of which 58 were classified as ***1,BAG3,HSPA5,CASP1,and CX3CL1 were identified as core *** enrichment analysis revealed that DEARGs were primarily enriched in processes related to autophagy regulation and *** enrichment analysis showed that DEARGs were predominantly associated with NOD-like receptor signaling and other signaling *** enrichment analysis indicated that DEARGs were significantly linked to diseases such as malignant glioma and middle cerebral artery *** infiltration analysis demonstrated a higher presence of immune cells like activated memory CD4 T cells and follicular helper T cells in active UC patients than in healthy *** Autophagy is closely related to the active phase of UC and the potential targets obtained from the analysis in this study may provide new insight into

关键词： Ulcerative colitis Autophagy Bioinformatic Targets Pathogenesis

Rapid Antidepressant-Like Potential of Chaihu Shugan San Depends on Suppressing Glutamate Neurotransmission and Activating Synaptic Proteins in Hippocampus of Female Mice

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Chinese Journal of Integrative Medicine 2024年第8期30卷 692-700页

作者： LU Chao GAO Zi-wei XING shan WANG Hui-hui HUANG Yun-ke ZHOU Hang WU Lei Department of Chinese Medicine Preparations Affiliated Hospital of Nanjing University of Chinese MedicineJiangsu Province Hospital of Chinese MedicineNanjing210029China College of Chinese Medicine Nanjing University of Chinese MedicineNanjing210046China Department of Chinese Medicine Women’s HospitalSchool of MedicineZhejiang UniversityHangzhou310000China

Objective To explore the rapid antidepressant potential and the underlying mechanism of Chaihu Shugan San(CSS)in female *** Liquid chromatography mass spectrometry(LC-MS)/MS was used to determine the content of main components in CSS to determine its *** C57BL/6J mice were randomly divided into 4 groups,including control(saline),vehicle(saline),CSS(4 g/kg)and ketamine(30 mg/kg)*** were subjected to irregular stress stimulation for 4 weeks to establish the chronic mild stress(CMS)model,then received a single administration of *** hours later,the behavioral tests were performed,including open field test,tail suspension test(TST),forced swimming test(FST),novelty suppression feeding test(NSF),and sucrose preference test(SPT).Western blot analysis was used to detect the expression levels of N-methyl-D-aspartate receptor(NMDA)subtypes[N-methyl-D-aspartate receptor 1(NR1),NR2A,NR2B],synaptic proteins[synapsin1 and post synaptic density protein 95(PSD95)],and brain-derived neurotrophic factor(BDNF).Moreover,the rapid antidepressant effect of CSS was tested by pharmacological technologies and optogenetic interventions that activated glutamate receptors,*** Compared with the vehicle group,a single administration of CSS(4 g/kg)reversed all behavioral defects in TST,FST,SPT and NSF caused by CMS(P<0.05 or P<0.01).CSS also significantly decreased the expressions of NMDA subtypes(NR1,NR2A,NR2B)at 2 h in hippocampus of mice(all P<0.01).In addition,similar to ketamine,CSS increased levels of synaptic proteins and BDNF(P<0.05 or P<0.01).Furthermore,the rapid antidepressant effects of CSS were blocked by transient activation of NMDA receptors in the hippocampus(all P<0.01).Conclusion Rapid antidepressant effects of CSS by improving behavioral deficits in female CMS mice depended on rapid suppression of NMDA receptors and activation of synaptic proteins.

关键词： Chaihu Shugan San female rapid antidepressant potential N-methyl-D-aspartate receptor synapticprotein optogenetic Chinesemedicine