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Sustainability-oriented prioritization of nuclear fuel cycle transitions in China:a holistic MCDM framework under uncertainties

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Nuclear Science and Techniques 2024年第9期35卷 196-212页

作者： Lei Wang Ru-Xing gao Hyo On Nam Hong Jang Won Il Ko chun-Dong Zhang Guo-An Ye Wen-Heng jing State Key Laboratory of Materials-Oriented Chemical Engineering College of Chemical EngineeringNanjing Tech UniversityNanjing 211816China School of Energy Science and Engineering Nanjing Tech UniversityNanjing 211816China Korea Atomic Energy Research Institute 989-111 Daedeok-daeroYuseong-GuDaejeon 34057Republic of Korea China Institute of Atomic Energy P.O.Box 275-1Beijing 102413China

A sustainability-oriented assessment of the nuclear energy system can provide informative and convincing decision-making support for nuclear development strategies in *** our previous study,four authentic nuclear fuel cycle(NFC)transi-tion scenarios were proposed,featuring different development stages and exhibiting distinct environmental,economic,and technical ***,because of the multiple and often conflicting criteria embedded therein,determining the top-priority NFC alternative for a sustainability orientation remains *** address this issue,this study proposed a novel hybrid multi-criteria decision-making framework comprising fuzzy AHP,PROMETHEE GAIA,and ***,an improved fuzzy AHP weighting model was developed to determine criteria weights under uncertainty and investigate the influence of various weight aggregation and defuzzification ***,PROMETHEE GAIA was used to address conflicts among the criteria and prioritize alternatives on a visualized k-dimensional GAIA *** a result,the alternative for direct recycling PWR spent fuel in fast reactors is considered the most ***,a sensitivity analysis was conducted to examine the influence of criteria weight variation and validate the screening ***,using MOORA,some significant optimization ideas and valuable insights were provided to support decision-makers in shaping nuclear development strategies.

关键词： Nuclear energy systems Nuclear fuel cycle Fuzzy AHP PROMETHEE GAIA

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Spatial-Temporal Analysis of Drinking Water Type of Endemic Fluorosis—China,2009–2022

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China CDC weekly 2024年第2期6卷 25-29页

作者： Lijun Zhao Zhe Li Mang Li Hongna Sun Wei Wei Lin gao Qiaoshi Zhao Yang Liu Xiaohong ji Cheng Li jian Wang Yanhui gao Junrui Pei Center for Endemic Disease Control Chinese Center for Disease Control and PreventionHarbin Medical UniversityHarbin CityHeilongjiang ProvinceChina Key Lab of Etiology and Epidemiology Education Bureau of Heilongjiang Province(23618504)Ministry of Health of PRHarbin Medical UniversityHarbin CityHeilongjiang ProvinceChina

What is already known about this topic?Endemic fluorosis,caused by high fluoride levels in drinking water,has been a significant health issue in rural areas of China for many *** is added by this report?There has been a notable decline in the detection rate of dental fluorosis in children aged 8–12 years in drinking water fluorosis areas across the country from 2009 to *** 14 provincial-level administrative divisions are classified as low-probability clusters,Tianjin remains classified as a high-probability *** are the implications for public health practice?The current policy for preventing and controlling endemic fluorosis in China needs *** than focusing solely on regions with high incidence,there should be a shift towards monitoring and early warning of fluoride ***,local containment measures should be intensified.

关键词： intensified Spatial fluoride

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Analysis of the impact of immunotherapy efficacy and safety in patients with gastric cancer and liver metastasis

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World Journal of Gastrointestinal Surgery 2024年第3期16卷 700-709页

作者： Kai Liu chun-Xiao Wu Hui Liang Tao Wang ji-Yuan Zhang Xiao-Tao Wang Department of Radiation and Oncology Traditional Chinese Hospital of Lu’an affiliated to Anhui University of Traditional Chinese MedicineLu’an 237000Anhui ProvinceChina Department of Gastroenterology Ehu branch of Xishan People’s Hospital of Wuxi CityWuxi 214116Jiangsu ProvinceChina Department of Gastrointestinal Surgery The First Affiliated Hospital of Guangzhou University of Traditional Chinese MedicineGuangzhou 510400Guangdong ProvinceChina Department of Gastrointestinal Surgery Hunan Provincial People’s HospitalChangsha 410002Hunan ProvinceChina Department of Traditional Chinese medicine Ehu branch of Xishan People’s Hospital of Wuxi CityWuxi 214116Jiangsu ProvinceChina

BACKGROUND Gastric cancer(GC)is the fifth most common type of cancer and has the fourth highest death rate among all *** is a lack of studies examining the impact of liver metastases on the effectiveness of immunotherapy in individuals diagnosed with *** To investigate the influence of liver metastases on the effectiveness and safety of immunotherapy in patients with advanced *** This retrospective investigation collected clinical data of patients with advanced stomach cancer who had immunotherapy at our hospital from February 2021 to January *** baseline attributes were compared using either the Chi-square test or the Fisher exact probability *** chi-square test and Kaplan-Meier survival analysis were employed to assess the therapeutic efficacy and survival duration in GC patients with and without liver *** The analysis comprised 48 patients diagnosed with advanced GC,who were categorized into two groups:A liver metastasis cohort(n=20)and a non-liver metastatic cohort(n=28).Patients with liver metastasis exhibited a more deteriorated physical condition compared to those without liver *** objective response rates in the cohort with metastasis and the cohort without metastasis were 15.0%and 35.7%(P>0.05),***,the disease control rates in these two cohorts were 65.0%and 82.1%(P>0.05),*** median progression-free survival was 5.0 months in one group and 11.2 months in the other group,with a hazard ratio of 0.40 and a significance level(P)less than *** median overall survival was 12.0 months in one group and 19.0 months in the other group,with a significance level(P)greater than *** Immunotherapy is less effective in GC patients with liver metastases compared to those without liver metastasis.

关键词： Gastric cancer Spread of cancer to the liver Treatment with immunotherapy Effectiveness of treatment

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Mesenchymal stem cell-derived extracellular vesicles in skin wound healing:roles,opportunities and challenges

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Military Medical Research 2024年第3期11卷 400-429页

作者： jia-Yi Ding Min-jiang Chen Ling-Feng Wu gao-Feng Shu Shi-ji Fang Zhao-Yu Li Xu-Ran Chu Xiao-Kun Li Zhou-Guang Wang jian-Song ji Key Laboratory of Imaging Diagnosis and Minimally Invasive Intervention Research Institute of Imaging Diagnosis and Minimally Invasive Intervention Researchthe Fifth Affiliated Hospital of Wenzhou Medical UniversityZhejiangLishui 323000China Oujiang Laboratory(Zhejiang Lab for Regenerative Medicine Vision and Brain Health)School of Pharmaceutical ScienceWenzhou Medical UniversityWenzhou 325035ZhejiangChina Clinical College of the Affiliated Central Hospital School of MedicineLishui UniversityLishui 323000ZhejiangChina Department of Overseas Education College Jimei UniversityXiamen 361021FujianChina Department of Medicine Ⅱ Internal MedicineCardio-Pulmonary Institute(CPI)Universities of Giessen and Marburg Lung Center(UGMLC)Member of the German Center for Lung Research(DZL)Justus-Liebig University Giessen35392 GiessenGermany Pulmonary and Critical Care Department of Medicine VInternal MedicineInfectious Diseases and Infection ControlUniversities of Giessen and Marburg Lung Center(UGMLC)Member of the German Center for Lung Research(DZL)Justus-Liebig University Giessen35392 GiessenGermany

Skin wounds are characterized by injury to the skin due to trauma,tearing,cuts,or *** such injuries are common to all human groups,they may at times represent a serious socioeconomic ***,increasing numbers of studies have focused on the role of mesenchymal stem cell(MSC)-derived extracellular vesicles(EVs)in skin wound *** a cell-free therapy,MSC-derived EVs have shown significant application potential in the field of wound repair as a more stable and safer option than conventional cell *** based on MSC-derived EVs can significantly promote the repair of damaged substructures,including the regeneration of vessels,nerves,and hair *** addition,MSC-derived EVs can inhibit scar formation by affecting angiogenesis-related and antifibrotic pathways in promoting macrophage polarization,wound angiogenesis,cell proliferation,and cell migration,and by inhibiting excessive extracellular matrix ***,these structures can serve as a scaffold for components used in wound repair,and they can be developed into bioengineered EVs to support trauma *** the formulation of standardized culture,isolation,purification,and drug delivery strategies,exploration of the detailed mechanism of EVs will allow them to be used as clinical treatments for wound *** conclusion,MSCderived EV-based therapies have important application prospects in wound *** we provide a comprehensive overview of their current status,application potential,and associated drawbacks.

关键词： Mesenchymal stem cell(MSC) Extracellular vesicles(EVs) Wound repair Engineered nanoparticles

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Biochar regulates biogeochemical cycling of iron and chromium in a soil-rice system by stimulating Geobacter and Clostridium

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Pedosphere 2024年第5期34卷 929-940页

作者： Min XU Yang LIN jing MA Lulu LONG Chao CHEN Gang YANG chun SONG Jun WU Xiaohong ZHANG Peng gao College of Environmental Science Sichuan Agricultural University Soil Water and Ecosystem Sciences Department University of Florida College of Water Conservancy and Hydropower Engineering Sichuan Agricultural University Department of Environmental and Occupational Health University of Pittsburgh School of Public Health

In soil-rice systems,microbial reduction of iron （Fe） has been recognized as a crucial biogeochemical process that regulates Fe and chromium （Cr）translocation;however,the underlying processes are *** investigate the impacts of biochar on the biochemical cycling of Fe and Cr and their toxicity to rice,maize straw biochar was applied at 1%（weight/weight） to a paddy soil spiked with 300 mg kg-1Cr under two phosphorus （P） levels (0 or 90 mg kg-1) in a pot *** key microbial groups affecting Fe dissimilatory reduction and their environmental drivers were *** inhibited root Cr uptake by 36%,owing to the promoted iron plaque （IP） formation on the rice root *** analysis showed that Fe concentration in pore water was strongly linked to the abundances of Geobacter （r=0.81–0.94,P<0.05） and Clostridium （r=0.83–0.95,P<0.05）,indicating that Geobacter and Clostridium played essential roles in Fe *** analysis showed that labile carbon and pore water P concentrations were the key determinants influencing Fe-reducing bacterial abundances,accounting for 42%and 32%of the variation in community composition,***,biochar increased Fe and P concentrations in root cell walls,which retained more ***,Cr stress in rice under biochar treatment was relieved through increasing IP formation and altering subcellular *** mechanistic insights had important implications for reducing Cr uptake by rice.

关键词： chromium translocation iron plaque iron reduction maize straw biochar microbial reduction paddy soil phosphorus fertilization subcellular distribution

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Biomaterials-based anti-inflammatory treatment strategies for Alzheimer's disease

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Neural Regeneration Research 2024年第1期19卷 100-115页

作者： jianjian Chu Weicong Zhang Yan Liu Baofeng Gong Wenbo ji Tong Yin Chao gao Danqi Liangwen Mengqi Hao Cuimin Chen jianhua Zhuang jie gao You Yin Department of Neurology Second Affiliated Hospital(Shanghai Changzheng Hospital)of Naval Medical UniversityShanghaiChina School of Pharmacy University College LondonLondonUK Department of Clinical Pharmacy Xinhua HospitalShanghai Jiao Tong University School of MedicineClinical Pharmacy Innovation InstituteShanghai Jiao Tong University School of MedicineShanghaiChina School of Health Science and Engineering University of Shanghai for Science and TechnologyShanghaiChina Changhai Clinical Research Unit Shanghai Changhai HospitalNaval Medical UniversityShanghaiChina

The current therapeutic drugs for Alzheimer's disease only improve symptoms,they do not delay disease *** re,there is an urgent need for new effective *** underlying pathogenic factors of Alzheimer's disease are not clear,but neuroinflammation can link various hypotheses of Alzheimer's disease;hence,targeting neuroinflammation may be a new hope for Alzheimer's disease *** inflammation can restore neuronal function,promote neuro regeneration,reduce the pathological burden of Alzheimer's disease,and improve or even reverse symptoms of Alzheimer's *** review focuses on the relationship between inflammation and various pathological hypotheses of Alzheimer's disease;reports the mechanisms and characteristics of small-molecule drugs(e.g.,nonsteroidal anti-inflammatory drugs,neurosteroids,and plant extracts);macromolecule drugs(e.g.,peptides,proteins,and gene therapeutics);and nanocarriers(e.g.,lipid-based nanoparticles,polymeric nanoparticles,nanoemulsions,and inorganic nanoparticles)in the treatment of Alzheimer's *** review also makes recommendations for the prospective development of anti-inflammatory strategies based on nanocarriers for the treatment of Alzheimer's disease.

关键词： Alzheimer's disease anti-inflammation blood-brain barrier drug delivery microglia nanoparticles neuroinflammation plant extracts

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Hierarchical Reduced Graphene Oxide-MnO_(2)@Polypyrrole Coaxial Nanotube Composite Hydrogel as a Potential Adsorbent for Cr(Ⅵ)Removal

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Journal of Wuhan University of Technology(Materials Science) 2024年第5期39卷 1287-1293页

作者： LIU Ben XU Yaowei TONG Yuxing WANG Ziwei LIU Zhichang YAN Qunshan ji jiayou gao Song LI Shaoping China Tobacco Hubei Industrial Co. LtdWuhan 430040China Hubei Xinye Reconstituted Tobacco Development Co. Ltd.Wuhan 430056China Applied Technology Research of Reconstituted Tobacco Hubei Province Key Laboratory Wuhan 430040China School of Materials Science and Engineering Wuhan Institute of TechnologyWuhan 430205China Hubei Three Gorges Laboratory Yichang 443008China

A hierarchical reduced graphene oxide-MnO_(2)@polypyrrole coaxial nanotube composite hydrogel was prepared via oxidative polymerization of pyrrole in the presence of MnO_(2)nanotubes,followed by the hydrothermal treatment of graphene oxide and MnO_(2)@polypyrrole coaxial *** stable composite hydrogel with a hierarchical network was composed of one-dimensional MnO_(2)@polypyrrole coaxial nanotube and two-dimensional graphene nanosheet and characterized by scanning electron microscope,Fourier transform infrared spectroscopy,X-ray diffraction,Brunauer-Emmett-Teller surface,and X-ray photoelectron spectroscopy *** composite hydrogel can be used as an efficient adsorbent for Cr(Ⅵ)removal due to the synergistic interaction between graphene and MnO_(2)@polypyrrole and the hierarchical structure of the ***,the composite hydrogel is easily separated because of its stable monolith,and it is reusable(76.8%of removal ability remaining after five adsorption-desorption cycles).The simple fabrication and cost-effective separation process together with the excellent absorption performance endow the composite hydrogel with great potential for practical wastewater treatment.

关键词： hydrogel polypyrrole MnO_(2) graphene Cr(Ⅵ)removal

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Direct synthesis of a disinfectant with fresh scent of green plants by semi-hydrogenation of alkynol on Pd single-atom catalysts

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Nano Research 2024年第5期17卷 3872-3878页

作者： Yan jiang Xuetong Yu Yuxia ji Xunzhu jiang Yalin Guo Tianbo Li Liang gao Rui Lang Yanxiong Fang Botao Qiao jinxiang Dong School of Chemical Engineering and Light Industry Guangdong University of TechnologyGuangzhou 510006China jieyang Branch of Chemistry and Chemical Engineering Guangdong Laboratory(Rongjiang Laboratory) Jieyang 515200China CAS Key Laboratory of Science and Technology on Applied Catalysis Dalian Institute of Chemical PhysicsChinese Academy of SciencesDalian 116024China Guangdong Provincial Key Laboratory of Plant Resources Biorefinery Guangzhou 510006China School of Chemical Engineering and Technology China University of Mining and TechnologyXuzhou 221116China

Alcohol-based disinfectants have protected people in the coronavirus disease 2019(COVID-19)pandemic,but olfactory stimuli of ethanol may evoke unpleasant memories associated with stressful situations in the devastating infectious *** smell of ethanol in household cleaning and disinfectant products can be covered up by the fragrance additives,and 3-hexenol is especially appreciated for the characteristic,strong odor of green *** production of 3-hexenol relies on the selective hydrogenation of 3-hexyn-1-ol,where Lindlar catalyst is normally used for the superior *** achieving such catalytic transformation in ethanol solution seems as a direct way to produce a disinfectant with green aroma,a popular consumer product in the post-COVID era,severe leaching of toxic Pb hinders Lindlar catalyst as a promising *** find that the Fe_(2)O_(3) supported Pd single-atom catalyst is highly selective to fulfill semi-hydrogenation of 3-hexyn-1-ol in 75%ethanol,and the aforementioned household product is readily generated after filtrating the stable,solid catalyst out of reaction ***-atom catalysts have been frequently utilized for fine-chemical synthesis,while in this work they make stunning debut in practical manufacture of daily used products.

关键词： single-atom catalysis hydrogenation fragrance household product coronavirus disease 2019(COVID-19)

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Copper-catalyzed enantioselective desymmetrizing C(sp^(2))-H functionalization of azide-ynamides via α-imino copper carbenes

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Science China Chemistry 2024年第9期67卷 2982-2988页

作者： En-He Huang Li-gao Liu You-Wei Yin Hao-Xuan Dong ji-jia Zhou Xin Lu Bo Zhou Long-Wu Ye Key Laboratory for Chemical Biology of Fujian Province and State Key Laboratory of Physical Chemistry of Solid Surfaces College of Chemistry and Chemical EngineeringXiamen UniversityXiamen 361005China State Key Laboratory of Organometallic Chemistry Shanghai Institute of Organic ChemistryChinese Academy of SciencesShanghai 200032China

α-Imino metal carbenes are versatile intermediates in organic synthesis,and have broad applications in the assembly of divergent ***,the catalytic enantioselective desymmetrization based onα-imino metal carbenes has not been developed to ***,we disclose an enantioselective desymmetrizing C(sp^(2))-H functionalization of azide-ynamides viaα-imino copper carbenes,leading to the efficient assembly of divergent chiral indoloazepines in generally moderate to excellent yields with high ***,this reaction represents the first enantioselective desymmetrization based onα-imino metal *** synthetic transformations and biological tests show the potential utility of this ***,computational studies are employed to elucidate the reaction mechanism and the origin of enantioselectivity.

关键词： enantioselective desymmetrization metal carbenes copper catalysis nitrene transfer alkynes

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Five quinolizidine alkaloids with anti-tobacco mosaic virus activities from two species of Sophora

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Chinese Chemical Letters 2024年第6期35卷 380-384页

作者： ji Zhang Tong Zhang Qiao An Peng Zhang Cai-Yan Tian chun-Mao Yuan Ping Yi Zhan-Xing Hu Xiao-jiang Hao State Key Laboratory of Functions and Applications of Medicinal Plants Guizhou Medical UniversityGuiyang 550014China Natural Products Research Center of Guizhou Province Guiyang 550014China School of Pharmaceutical Sciences Guizhou Medical UniversityGuiyang 550025China School of Pharmacy Guizhou University of Traditional Chinese MedicineGuiyang 550025China State Key Laboratory of Phytochemistry and Plant Resources in West China Kunming Institute of BotanyChinese Academy of ScienceKunming 650201China Research Unit of Chemical Biology of Natural Anti-Virus Products Chinese Academy of Medical SciencesKunming 650201China

Three novel matrine-type alkaloids(1-3)and two unprecedented aloperine-type alkaloids(4 and 5)were isolated from the root of Sophora tonkinensis and the seeds of Sophora alopecuroides ***,compound 1 possessed an unprecedented 6/5/6 tricyclic skeleton,while compounds 2 and 3 characterized by rare 6/6/5/6 tetracyclic system and 6/6/6/6/6 pentacyclic system ***,compound 4 possessed an unprecedented 6/7/6/6 tetracyclic core,and compound 5 characterized by rare 6/6/6/6tetracyclic *** structures were elucidated by comprehensive spectroscopic data analysis and electronic circular dichroism(ECD)*** tests indicated that compound 5 displayed significant anti-tobacco mosaic virus(TMV)activity compared with the positive control ningnanmycin.

关键词： Matrine-type alkaloids Aloperine-type alkaloids Sophora tonkinensis Sophora alopecuroides Anti-tobacco mosaic virus

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