检索结果-南通市图书馆

Evaluating the use of three-dimensional reconstruction visualization technology for precise laparoscopic resection in gastroesophageal junction cancer

引用

World Journal of Gastrointestinal Surgery 2024年第5期16卷 1311-1319页

作者： Dan Guo Xiao-Yan Zhu shuai Han Yu-shu Liu Da-peng Cui Department of Hepatobiliary Surgery The First Affiliated Hospital of Hebei North UniversityZhangjiakou 075000Hebei ProvinceChina Department of Anesthesiology The First Affiliated Hospital of Hebei North UniversityZhangjiakou 075000Hebei ProvinceChina

BACKGROUND Laparoscopic gastrectomy for esophagogastric junction(EGJ)carcinoma enables the removal of the carcinoma at the junction between the stomach and esophagus while preserving the gastric function,thereby providing patients with better treatment outcomes and quality of ***,this surgical technique also presents some challenges and ***,three-dimensional reconstruction visualization technology(3D RVT)has been introduced into the procedure,providing doctors with more comprehensive and intuitive anatomical information that helps with surgical planning,navigation,and outcome *** To discuss the application and advantages of 3D RVT in precise laparoscopic resection of EGJ *** Data were obtained from the electronic or paper-based medical records at The First Affiliated Hospital of Hebei North University from January 2020 to June 2022.A total of 120 patients diagnosed with EGJ carcinoma were included in the *** these,68 underwent laparoscopic resection after computed tomography(CT)-enhanced scanning and were categorized into the 2D group,whereas 52 underwent laparoscopic resection after CT-enhanced scanning and 3D RVT and were categorized into the 3D *** study had two outcome measures:the deviation between tumor-related factors(such as maximum tumor diameter and infiltration length)in 3D RVT and clinical reality,and surgical outcome indicators(such as operative time,intraoperative blood loss,number of lymph node dissections,R0 resection rate,postoperative hospital stay,postoperative gas discharge time,drainage tube removal time,and related complications)between the 2D and 3D *** Among patients included in the 3D group,27 had a maximum tumor diameter of less than 3 cm,whereas 25 had a diameter of 3 cm or *** actual surgical observations,24 had a diameter of less than 3 cm,whereas 28 had a diameter of 3 cm or *** findings were consistent between the two methods(χ^(2)=0.346,P=0.556),w

关键词： Gastroesophageal junction cancer Endoscopy Tumor resection Three-dimensional reconstruction visualization Two-dimensional imaging computed tomography

来源：

维普期刊数据库评论

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Structural transformation from Waugh-type to Keggin-type polyoxomolybdate-based crystalline material for photo/electrocatalysis

引用

Rare Metals 2024年第5期43卷 2241-2250页

作者： Pei-Sen Wang Zi-Tong Wang Ya-Ya Tan peng Chen Xue-Cheng Zhang Lu-nan Zhang Yong-Ge Wei Lu-Bin Ni School of Chemistry and Chemical Engineering Yangzhou UniversityYangzhou 225002China Key Lab of Organic Optoelectronics and Molecular Engineering of Ministry of Education Department of ChemistryTsinghua UniversityBeijing 100084China State Key Laboratory of Natural and Biomimetic Drugs Peking UniversityBeijing100191China

An inorganicDorganic hybrid crystalline material(SiMo_(12)O_(40))[Cu(2,2'-bipy)_(2)]_(2)·2H_(2)O(Complex 1,2,2'-bipy=2,2'-bipyridine)was synthesized for the first time by using 2,2'-bipy and transition metal copper to convert Waugh-type polyoxometalate[MnMo_(9)O_(3)_(2)]_(6-)into a Keggin polyoxometalate structure[SiMo_(12)O_(40)]^(4-)under hydrothermal conditions in glass *** crystal tests and a series of characterizations were carried out on Complex *** structure of Complex 1 is composed of[SiMo_(12)O_(40)]^(4-)and[Cu^(Ⅱ)(2,2'-bipy)_(2)]^(2+).The five-coordinated Cu is connected to two 2,2'-bipy through CuDN bonds,forming an approximately square ***,Complex 1 exhibited good photocatalytic performance for methylene blue degradation and electrocatalytic nitrite reduction properties simultaneously.

关键词： Polyoxometalates Inorganic-organic hybrid materials Photocatalytic Electrocatalytic

来源：

维普期刊数据库

同方期刊数据库评论

在线全文

学校读者我要写书评

暂无评论

Highly anti-corrosive NiFe LDHs–NiFe alloy hybrid enables long-term stable alkaline seawater electrolysis

引用

Rare Metals 2024年第9期43卷 4321-4332页

作者： Jia-Hong Li Hao Chen Si-Hang You Gan-Xin Yang peng Liu Meng-Qi Gao shu-Guang Chen Fei-Fei Zhang School of Materials Science and Engineering Changsha University of Science and TechnologyHunan 410114China Department of Materials Science and Engineering Faculty of EngineeringNational University of SingaporeSingapore 117576Singapore School of Materials Science and Engineering Jilin UniversityJilin 130022China

Owing to the significant potential of alkalin seawater electrolysis for converting surplus power into eco friendly hydrogen fuel,we developed bifunctional elec trodes that integrate low-crystalline NiFe LDHs and amorphous NiFe alloy on a Ni foam(NF)substrate to enhance this *** by the battery-like charac teristics of NiFe LDHs,an anti-corrosive and active oute layer of NiFe^(vac)OOH continuously forms over time in th hybrid on the anode for the oxygen evolution reaction(OER),effectively mitigating powder shedding caused by corrosion induced by multiple anions in *** while,the strong bond between the hybrid and the NF substrate maintains intact hybrid coatings to ensure a rel atively high overall conductivity of the electrodes,signif icantly reducing the negative effects of structura degradation during the OER and hydrogen evolution reaction(HER),as well as the accumulation of contami nants on the electrode *** long-term tests,thes bifunctionalhybridelectrodesmaintained stable performance,even at a high current density o500 mA·cm^(-2).The cell voltage increased by only 88 m V over 1000 h to 1.970 V during saline electrolysis and by103 mV over 500 h to 2.062 V during seawater electroly ***,this study provides valuable insights into efficient and stable seawater electrolysis using NiFe LDHs–NiFe alloy hybrids.

关键词： NiFe LDHs Bifunctional Corrosion Stability Seawater electrolysis

来源：

维普期刊数据库

同方期刊数据库评论

在线全文

学校读者我要写书评

暂无评论

Neoadjuvant chemotherapy with capecitabine combined with oxaliplatin for mid-low locally advanced rectal cancer with negative mesorectal fascia:Long-term outcomes of a prospective trial(PKUCH-R03 trial)

引用

Chinese Journal of Cancer Research 2024年第4期36卷 410-420页

作者： nan Chen Minghe Zhao Yunfeng Yao Lin Wang Yifan peng Tingting Sun Tiancheng Zhan Jun Zhao Aiwen Wu Key Laboratory of Carcinogenesis and Translational Research(Ministry of Education/Beijing) Gastrointestinal Cancer CenterUnit IIIPeking University Cancer Hospital&InstituteBeijing 100142China State Key Laboratory of Holistic Integrative Management of Gastrointestinal Cancers Beijing Key Laboratory of Carcinogenesis and Translational ResearchGastrointestinal Cancer CenterUnit IIIPeking University Cancer Hospital&InstituteBeijing 100142China

Objective:To evaluate the safety and efficacy of neoadjuvant chemotherapy(NCT)in mid-low locally advanced rectal cancer with negative mesorectal fascia(MRF).Methods:This prospective,single-arm phaseⅡtrial was designed and conducted at Peking University Cancer *** patients who provided consent received 3 months of NCT(capecitabine and oxaliplatin,CapOX)followed by total mesorectal excision(TME).The primary endpoint was the rate of pathological complete response(pCR).Results:From January 2019 through December 2021,a total of 53 patients were enrolled,7.5%of whom experienced grade 3-4 adverse events during *** pCR rate was 17.0%for the entire cohort,and the overall rate of postoperative complications was 37.7%(1.9%of gradeⅢa patients).The 3-year disease-free survival rate was 91.4%,and 23.5%(12/51)of the patients suffered from major low anterior resection syndrome(LARS).Postoperative complications were independently associated with major ***:For patients with mid-low rectal cancer with negative MRF,3 months of NCT were found to yield a favorable tumor response with acceptable *** fair long-term survival,the NCT regimen could be associated with low rates of perioperative complications as well as acceptable anal function.

关键词： Neoadjuvant chemotherapy rectal cancer mesorectal fascia disease-free survival anal function

来源：

维普期刊数据库

同方期刊数据库评论

在线全文

学校读者我要写书评

暂无评论

Metal-free two-dimensional phosphorene-based electrocatalyst with covalent P-N heterointerfacial reconstruction for electrolyte-lean lithium-sulfur batteries

引用

Carbon Energy 2024年第5期6卷 175-185页

作者： Jiangqi Zhou Chengyong shu Jiawu Cui Chengxin peng Yong Liu Weibo Hua Laura Simonelli Yuping Wu Shi Xue Dou Wei Tang School of Chemical Engineering and Technology Xi'an Jiaotong UniversityXi'anChina School of Materials Science and Engineering University of Shanghai for Science and TechnologyShanghaiChina State Key Laboratory of Space Power-Sources Technology Shanghai Institute of Space Power-SourcesShanghaiChina CELLS-ALBA Synchrotron BarcelonaSpain School of Energy and Environment Southeast UniversityNanjingChina

The use of lithium-sulfur batteries under high sulfur loading and low electrolyte concentrations is severely restricted by the detrimental shuttling behavior of polysulfides and the sluggish kinetics in redox ***-dimensional(2D)few layered black phosphorus with fully exposed atoms and high sulfur affinity can be potential lithium-sulfur battery electrocatalysts,which,however,have limitations of restricted catalytic activity and poor electrochemical/chemical *** resolve these issues,we developed a multifunctional metal-free catalyst by covalently bonding few layered black phosphorus nanosheets with nitrogen-doped carbon-coated multiwalled carbon nanotubes(denoted c-FBP-NC).The experimental characterizations and theoretical calculations show that the formed polarized P-N covalent bonds in c-FBP-NC can efficiently regulate electron transfer from NC to FBP and significantly promote the capture and catalysis of lithium polysulfides,thus alleviating the shuttle ***,the robust 1D-2D interwoven structure with large surface area and high porosity allows strong physical confinement and fast mass ***,with c-FBP-NC as the sulfur host,the battery shows a high areal capacity of 7.69 mAh cm^(−2) under high sulfur loading of 8.74 mg cm^(−2) and a low electrolyte/sulfur ratio of 5.7μL mg^(−1).Moreover,the assembled pouch cell with sulfur loading of 4 mg cm^(−2) and an electrolyte/sulfur ratio of 3.5μL mg^(−1) shows good rate capability and outstanding *** work proposes an interfacial and electronic structure engineering strategy for fast and durable sulfur electrochemistry,demonstrating great potential in lithium-sulfur batteries.

关键词： black phosphorus electronic structure high sulfur loading interfacial covalent bonds lean electrolyte

来源：

维普期刊数据库评论

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Coupling Co2P nanoparticles onto N,P-doped biomass-derived carbon as efficient electrocatalysts for flexible Zn–air batteries

引用

Rare Metals 2024年第10期43卷 4982-4991页

作者： shu-Qi Li Kang Sun Yan-Yan Liu shu-Ling Liu Jing-Jing Zhou Wen-Bo Zhang Yi-Hang Lu Xiang-Meng Chen Xiao-peng Wang Bao-Jun Li Jian-Chun Jiang College of Science Henan Agricultural University Department of Chemistry Tsinghua University College of Chemistry Zhengzhou University Institute of Chemical Industry of Forest Products National Engineering Lab for Biomass Chemical UtilizationKey and Open Lab on Forest Chemical EngineeringChinese Academy of ForestryState Forestry Administration

Catalysts for oxygen conversion play an important role in energy storage and conversion technologies such as metal-air *** highly active stable,and low-cost catalysts is critical for further implementation of the above ***,an efficien oxygen electrocatalyst with Co2P nanoparticles （NPs）coupling onto N,P-doped porous carbon nanosheets（Co2P@NPAC） derived from cotton stalk is successfully designed and prepared via activation,hydrothermal treatment,and pyrolysis *** excellent properties of electrical conductivity,mass transfer,and synergistic integration between Co2P and N,P-doped carbon endow Co2P@NPAC composite with superior oxygen reduction reaction/oxygen evolution reaction （ORR/OER） ***2P@NPAC catalyst achieves ORR activity with half-wave potential of 0.85 V and high OER activity with overpotential of 261 mV at 10 mA·*** flexible Zn-air batteries （ZABs） based on Co2P@NPAC catalyst revea outstanding performances with a high open-circuit voltage（1.38 V）,a peak power density of (75 mW·cm-2),and a low charge-discharge voltage gap （0.74 V,～200 cycles）The flexible ZABs express the stable discharge-charge voltage gap at various bending *** work provides interesting inspiration for the ingenious design of efficien carbon electrocatalysts from biomass with potential application of energy storage and conversion devices.

关键词： Cotton stalk Flexible Zn–air batteries N,P-doped activated carbon Oxygen reduction reaction

来源：

同方期刊数据库评论

在线全文

同方期刊数据库

学校读者我要写书评

暂无评论

Heterostructural NiFeW disulfide and hydroxide dual‐trimetallic core‐shell nanosheets for synergistically effective water oxidatio

引用

Carbon Energy 2024年第8期6卷 192-204页

作者： peng‐Fei Guo Yang Yang Bing Zhu Qian‐nan Yang Yan Jia Wei‐Tao Wang Zhao‐Tie Liu Shi‐Qiang Zhao Xun Cui Key Laboratory of Chemical Additives for China National Light Industry College of Chemistry and Chemical EngineeringShaanxi University of Science and TechnologyXi'anChina School of Chemistry and Chemical Engineering Shaanxi Normal UniversityXi'anChina Key Laboratory of Carbon Materials of Zhejiang Province Wenzhou Key Lab of Advanced Energy Storage and ConversionZhejiang Province Key Lab of Leather EngineeringCollege of Chemistry and Materials EngineeringWenzhou UniversityWenzhouChina State Key Laboratory of New Textile Materials and Advanced Processing Technologies Wuhan Textile UniversityWuhanChina

A stable and highly active core‐shell heterostructure electrocatalyst is essential for catalyzing oxygen evolution reaction(OER).Here,a dual‐trimetallic core‐shell heterostructure OER electrocatalyst that consists of a NiFeWS_(2)inner core and an amorphous NiFeW(OH)_(z)outer shell is designed and synthesized using in situ electrochemical *** electrochemical measurements of different as‐synthesized catalysts with a similar mass loading suggest that the core‐shell Ni_(0.66)Fe_(0.17)W_(0.17)S_(2)@amorphous NiFeW(OH)_(z)nanosheets exhibit the highest overall performance compared with that of other bimetallic reference catalysts for the ***,the nanosheet arrays were in situ grown on hydrophilic‐treated carbon paper to fabricate an integrated three‐dimensional electrode that affords a current density of 10 mA cm^(−2)at a small overpotential of 182 mV and a low Tafel slope of 35 mV decade^(−1)in basic *** Faradaic efficiency of core‐shell Ni_(0.66)Fe_(0.17)W_(0.17)S_(2)@amorphous NiFeW(OH)_(z)is as high as 99.5%for *** scanning electron microscope,transmission electron microscope,and X‐ray photoelectron spectroscopy analyses confirm that this electrode has excellent stability in morphology and elementary composition after long‐term electrochemical ***,density functional theory calculations further indicate that the core‐shell heterojunction increased the conductivity of the catalyst,optimized the adsorption energy of the OER intermediates,and improved the OER *** study provides a universal strategy for designing more active core‐shell structure electrocatalysts based on the rule of coordinated regulation between electronic transport and active sites.

关键词： amorphous NiFeW hydroxide core‐shell heterojunction in situ electrochemical tuning NiFeW disulfide oxygen evolution reaction

来源：

维普期刊数据库评论

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

scRNA-seq transcriptomic profiling of irradiated mouse skin reveals altered cell types,pathways,and cell-cell interactions

引用

Radiation Medicine and Protection 2024年第3期5卷 185-193页

作者： Zhisen Zhang Yinyin shu shuangshuang Lu Kai Kang Mintao Ji peng Zhang Lei Chang State Key Laboratory of Radiation Medicine and Protection School of Radiation Medicine and ProtectionCollaborative Innovation Center of Radiation Medicine of Jiangsu Higher Education InstitutionsMedical College of Soochow UniversitySuzhou 215123China Pasteurien College Medical College of Soochow UniversitySuzhou 215123China Department of Orthopaedics The Second Affiliated Hospital of Soochow UniversitySuzhou 215004China

Objective:To investigate the substantial changes in cell types,pathways,and cell-cell interactions occurring in the irradiation-induced alopecia and dermatitis(IRIAD)mouse model and to identify potential targets for patients experiencing skin adverse reactions to ***:Mice were irradiated at 15 Gy,targeting the head and neck *** a 14-day interval,living cells were extracted from both wild-type(WT)mice and irradiated mice for single-cell RNA sequencing(scRNA-seq).The scRNA-seq data,retrieved from the GEO database(GSE201447),underwent stringent quality control using the Seurat(v4.3.0)R *** type annotation relied on previously reported typical markers and CellMarker *** expressed genes were calculated to perform gene ontology(GO)and Kyoto Encyclopedia of Genes and Genomes(KEGG)***-cell interactions were evaluated using the Cellchat R ***:The application of single-cell RNA sequencing(scRNA-seq)enabled a comprehensive characterization of the intricate cellular composition of both wild-type(WT)and irradiated mice ***,cells within irradiated mice skin exhibited a significant alteration in the intensity of cell-cell interactions compared to their wild-type *** change in interaction intensity was observed across various cell types,including fibroblast cells,endothelial cells,and dendritic ***,these"interacting cells"shared common signaling pathways,notably the upregulation of the IL-17 pathway following ***:The modification of intercellular communication induced by irradiation primarily involves fibroblast cells,endothelial cells,and various types of immune *** investigation provides a novel perspective on potential targets and holds promise for enhancing the clinical management of IRIAD.

关键词： scRNA-seq IRIAD cell-cell interaction IL-17

来源：

维普期刊数据库评论

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Evolution and function of residual solvent in polymer-Li_2B_(12)H_(12) composite solid electrolyte

引用

Rare Metals 2024年第8期43卷 3748-3757页

作者： Xiang-Yang Ye Ke-Pan Bao Sai-nan Luo Xin Li Tai-Qiang Chen shui-Xin Xia Tao Yuan Yue-peng Pang Shi-You Zheng School of Materials and Chemistry University of Shanghai for Science and TechnologyShanghai 200093China Department of Materials Science and Engineering National University of SingaporeSingapore 119077Singapore

Composite solid electrolytes(CSEs) containing polymer matrices and inorganic fillers hold promise for the next generation of solid-state ***,the role of residual solvents in CSEs remains *** study investigated the evolution and function of the residual solvent in a polymer-Li_2B_(12)H_(12) CSE.A partial reaction occurred between Li_2B_(12)H_(12) and solvent N,N-dimethylformamide(DMF),which produced dimethylaminomethanol(DMAM) in the *** functional theory calculations have revealed that DMA M forms stronger hydrogen bonds with polyvinylidene fluoride chains than DMF,which can have a plasticizing effect on the polymer matrix,leading to lower crystallinity and quicker segment ***,this CSE exhibited improved Li-ion conducting properties,enabling the stable cycling of Li‖LiFePO_(4) solid-state *** study provided insights into the role of residual solvents in CSEs.

关键词： Composite solid electrolyte Residual solvent Lithium borohydride Plasticizing effect

来源：

维普期刊数据库

同方期刊数据库评论

在线全文

学校读者我要写书评

暂无评论

A bacterial protein Rhp-PSP inhibits plant viral proliferation through endoribonuclease activity

引用

Journal of Integrative Agriculture 2024年第6期23卷 1967-1978页

作者： Lijie Chen Qianze peng Xiaohua Du Weixing Zhang Ju’e Cheng shu’e Sun Deyong Zhang Pin Su Yong Liu Longping Branch College of BiologyHunan UniversityChangsha 410082China State Key Laboratory of Hybrid Rice/Institute of Plant Protection Hunan Academy of Agricultural SciencesChangsha 410125China

Plant virus causes massive crop losses ***,there is currently no effective measure to control plant viral ***,we identify an antiviral protein Rhp-PSP,produced by the bacterial Rhodopseudomonas palustris strain *** this study,we discover that the antiviral activity of Rhp-PSP relies on its endoribonuclease *** the arginine(R)residue at position 129 onto alanine(A)abolishs its endoribonuclease activity on coat protein(CP)RNA of tobacco mosaic virus(TMV),consequentially,compromises the antiviral activity of *** investigation demonstrates that,the mutant Rhp-PSP^(R129A)is unable to form the homotrimer as the wild type,indicating the importance of quaternary junction for the endoribonuclease *** of Rhp-PSP in Nicotiana benthamiana significantly enhances the resistance against TMV of seedlings,while expression of Rhp-PSP^(R129A)did not,confirming that endoribonuclease activity is responsible for the antiviral activity of *** addition,foliar spray of Rhp-PSP solution on tomato and pepper plants significantly reduces the disease index of viral diseases,indicating that Rhp-PSP shows potential to develop antiviral agent in practice.

关键词： Rhodopseudomonas palustris Rhp-PSP tobacco mosaic virus endoribonuclease antiviral activity

来源：

维普期刊数据库

同方期刊数据库评论

在线全文

学校读者我要写书评

暂无评论

欢迎您,

建议与咨询留下您的常用邮箱和电话号码，以便我们向您反馈解决方案和替代方法

时间限定

文献类型

馆藏选择

核心期刊

语言

文献类型

帮助

文字说明：

检索规则说明：

检索范例：

分类表

所选分类

限定检索结果

文献类型

馆藏范围

日期分布

学科分类号

主题

机构

作者

语言

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

请选择保存的检索档案：

请选择收藏分类：

通借通还

欢迎您,

建议与咨询 留下您的常用邮箱和电话号码，以便我们向您反馈解决方案和替代方法

时间限定

文献类型

馆藏选择

核心期刊

语言

文献类型

帮助

文字说明：

检索规则说明：

检索范例：

分类表

所选分类

限定检索结果

文献类型

馆藏范围

日期分布

学科分类号

主题

机构

作者

语言

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

请选择保存的检索档案： 新增检索档案 确定 取消

请选择收藏分类： 新增自定义分类 确定 取消

通借通还

建议与咨询留下您的常用邮箱和电话号码，以便我们向您反馈解决方案和替代方法

请选择保存的检索档案：

请选择收藏分类：