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Mechanism of imipenem-induced mental disorder: A meta-analysis

World Journal of Psychiatry 2024年第10期14卷 1583-1591页

作者： Zhou-Hong Zhan Jia-Liang Wang Li-Hong Wang nan-nan shen Xin-Wen Liu Yan-Na Yu Fu-Rong Liu Department of Clinical Pharmacy Affiliated Hospital of Shaoxing UniversityShaoxing 312000Zhejiang ProvinceChina

BACKGROUND Imipenem is a highly effective carbapenem antibiotic,which is widely used in the treatment of many serious bacterial *** the same time,it can also cause some adverse reactions,mental abnormalities are the most concerned central nervous system adverse *** patients respond differently to imipenem,and the effect of imipenem on psychiatric disorders is ***,meta-analysis summarizing the results of multiple previous studies can provide stronger evidence support for clinical guidelines to guide clinical rational use of imipenem to minimize *** reviewing the literature published between 2003 and 2017,seven controlled trials with a total of 550 patients were included,with 273 and 277 patients in the control and experimental groups,*** sample size of the study ranged from a minimum of 30 cases to a maximum of 61 *** in the experimental group were treated with imipenem while the control group was treated with conventional ***-analysis showed that the incidence of mental disorders in the experimental group was higher than that in the control group(odds ratio=3.66,95%confidence interval:1.11-12.11,P=0.030);however,there was no significant difference in the incidence of adverse reactions between the two groups(odds ratio=0.05,95%confidence interval:0.00 to 0.10,P=0.060).Funnel diagrams showed that the scattered points of each study were symmetrical and distributed in an inverted funnel shape;therefore,there was no publication *** Imipenem can cause mental disorders in ***,the low quality of the included literature may have affected the final ***,it is necessary to conduct a high-quality randomized controlled study with multiple samples to further confirm the mechanism of imipenem-induced mental disorders and provide effective guidance for clinical treatment.

关键词： Imipenem Psychosis Drug mechanism Meta analysis Document resource quality

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Recent advances in the culture-independent discovery of natural products using metagenomic approaches

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Chinese Journal of Natural Medicines 2024年第2期22卷 100-111页

作者： shen Yiping LIU nan WANG Zongqiang Laboratory of Microbial Drug Discovery China Pharmaceutical UniversityNanjing 211198China

Natural products derived from bacterial sources have long been pivotal in the discovery of drug ***,the cultivation of only about 1%of bacteria in laboratory settings has left a significant portion of biosynthetic diversity hidden within the genomes of uncultured *** in sequencing technologies now enable the exploration of genetic material from these metagenomes through culture-independent *** approach involves extracting genetic sequences from environmental DNA and applying a hybrid methodology that combines functional screening,sequence tag-based homology screening,and bioinformatic-assisted chemical *** this process,numerous valuable natural products have been identified and synthesized from previously uncharted metagenomic *** paper provides an overview of the recent advancements in the utilization of culture-independent techniques for the discovery of novel biosynthetic gene clusters and bioactive small molecules within metagenomic libraries.

关键词： Metagenomics Culture-independent approach Natural product Functional screening Sequence tag-based homology screening Syn-BNP

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Runoff and Infiltration responses of revegetated slopes to clipping management on the northern Loess Plateau

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International Soil and Water Conservation Research 2024年第1期12卷 171-183页

作者： Qilin He Binbin Li Fengbao Zhang nan shen Mingyi Yang The Research Center of Soil and Water Conservation and Ecological Environment Chinese Academy of Sciences and Ministry of EducationYanglingShaanxi712100China Institute of Soil and Water Conservation Chinese Academy of Sciences and Ministry of Water ResourcesYanglingShaanxi712100China Institute of Soil and Water Conservation Northwest A&F UniversityYanglingShaanxi712100China Water and Soil Conservation Monitoring Center of Ministry of Water Resources Beijing100053China University of Chinese Academy of Sciences Beijing100049China

Large-scale vegetation restoration can reduce local watershed water yield,limit vegetation establishment and subsequent growth,and influence regional ecosystem *** management by reducing aboveground parts of grassland was gradually recommended and adopted in Grain-for-Green project management to offset these additional ***,scientific evaluation of the effectiveness of clipping management on infiltration and runoff processes is necessary for maintaining the stability of the surface water system and the sustainability of vegetation restoration in semi-arid regions.A field simulated rainfall experiment was conducted with four managed clipping grasslands(mainly bunge needlegrass and Stipa grandis),including no clipping,light clipping,heavy clipping,and complete clipping under three slope gradients(10,20,and 30°)and three rainfall intensities(60,90,and 120 mm/h)to explore the mechanism of runoff and infiltration responses to clipping using structural equation modeling and variation partitioning based on an SCS-CN *** results showed the runoff coefficient of the light clipping,heavy clipping,and complete clipping plots were 1.33,2.22,and 4.22 times that of the no clipping *** light clipping,heavy clipping,and complete clipping plots decreased the infiltration coefficients by 0%,5%,and 26%relative to the no clipping *** intensity dominated runoff and infiltration amounts,and clipping intensity's total effect was stronger than slope *** intensity and slope gradient were more influential on runoff with increasing rainfall *** mutual inhibition effect was between clipping intensity and slope gradient on *** order to maintain the sustainability of restoration,a 25-50%vegetation coverage after clipping maximizes the benefits of increasing runoff and maintaining enough soil water supply that prevents possible soil *** propose that future vegetation restoration policies should evaluate the appropriat

关键词： Runoff Infiltration Grassland clipping management SCS-CN model Structural equation model Variation partitioning

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Metal-organic nanosheet assembly ions sieving membrane for precise lithium ion and anion/solvent separation toward robust lithium metal battery

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Science China Chemistry 2024年第10期67卷 3320-3327页

作者： Jian-Qiang shen Tian-Tian Zhao Ying-Li Song Lingjuan Zhang Ya-nan Gao Xiao-nan Cui Peng Zhao Xian-Ming Zhang Key Laboratory of Magnetic Molecules&Magnetic Information Materials Ministry of EducationSchool of Chemistry&Material ScienceShanxi Normal UniversityTaiyuan 030031China College of Chemistry and Chemical Engineering Taiyuan University of TechnologyTaiyuan 030024China

Metal-organic nanosheets(MONs)as a novel material with tunable pore structures and low mass transfer resistance,have emerged as molecular sieves for the separation of gases and *** theory,they can also serve as ion sieves for lithium metal batteries(LMBs),realizing the high-energy and dendritic free ***,there are rarely relevant reports,because it is difficult to simultaneously balance efficient ion sieving ability,high ion passing rate and high electrochemical ***,we synthesized a stable ultrathin MON[Zn_(2)(Bim)_(4)]([Zn_(2)(Bim)_(4)]nanosheet,HBim=benzimidazolate),which can achieve both efficient lithium ion sieving ability,high lithium ion passing rate and high electrochemical stability at the same *** separator assembled by this MON exhibits high Li^(+)transfer number of 0.81 due to the accurate lithium ion and anion/solvent *** battery containing such separator shows high lithium ionic conductivity of 0.74 m S cm^(-1)and low activation energy of 0.099 eV,which can be attributed to the nanometer level thickness and the ion sieving *** is more,we realized the application of MONs-based ion sieves in LMBs with intercalation cathodes for the first *** the LiFePO_(4)|Li battery with as-assembled separator demonstrates improved Coulombic efficiency(>99%)and significantly extended cycling life(>1600 cycles)with 80%capacity retention.

关键词： lithium sieving membrane metal-organic nanosheets lithium metal battery lithium ion and anion separation lithium ion and solvent separation

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MnS–MnO heterogeneous nanocube@N,S-doped carbon as a highly efficient bifunctional water splitting electrocatalyst

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Rare Metals 2024年第5期43卷 1977-1988页

作者： Xue-Qian Wang Xiang-Ying Ma Wang-Zhi Wu Hui-Bing He nan-nan Wang Ren-Ji Zheng Shao-Jian Ma Yan-Qiu Zhu Pei-Kang shen Jin-Liang Zhu School of Resources Environment and MaterialsState Key Laboratory of Featured Metal Materials and Life-Cycle Safety for Composite StructuresCollege of Chemistry and Chemical EngineeringGuangxi UniversityNanning 530004China School of Chemistry and Chemical Engineering Guangxi MinzuUniversity Nanning 530006 China School of Minerals Processing and Bioengineering Central South UniversityChangsha 410083China

A stable,efficient,and economical bifunctional electrolytic catalyst would be incredibly beneficial for the development of hydrogen production by electrocatalytic water *** this study,we synthesized a novel MnS–MnO heterogeneous nanocube@N,S-doped carbon(MnS–MnO@NSC).MnS–MnO nanocubes possess rich heterogeneous interfaces and plentiful catalytic active sites to promote electrochemical reactions,while the N,S-doped carbon shell possesses excellent conductivity and catalytic properties and protects the ***–MnO@NSC exhibited excellent electrochemical properties as an effective bifunctional electrocatalyst for the hydrogen evolution reaction(HER)and oxygen evolution reaction(OER)in KOH *** the HER,the overpotential was as low as 124 mV at a current density of 10 mA·cm^(-2)while in the OER,it was only 340 mV at 100 mA·cm^(-2)under the same *** addition,a MnS–MnO@NSC||MnS–MnO@NSC electrolyzer exhibited almost comparable activity and higher steadiness than those exhibited by the state-of-the-art Pt/C||RuO_(2)/C system for full water splitting in KOH solution.

关键词： Manganese sulfide Manganese oxide Doped carbon Heterogeneous nanocube Water splitting

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Nitrogen-doped carbon dots-modified Prussian blue with sandwichlike structure as a high-performance electrochromic material

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nano Research 2024年第10期17卷 9174-9180页

作者： Yaqi Zhang Lide Li Siming Zhao Yilin Ding nan shen Yujie Sun Hao Wang Jingfa Li Rufan Zhang School of Chemistry and Materials Science School of Physics and Optoelectronic EngineeringNanjing University of Information Science and TechnologyNanjing 210044China Beijing Key Laboratory of Green Chemical Reaction Engineering and Technology Department of Chemical EngineeringTsinghua UniversityBeijing 100084China

Prussian blue(PB),as a promising inorganic electrochromic material(ECM),has been widely used in smart windows,displays,sensors,***,there are still many challenges for PB to achieve high electrochromic ***,we synthesized nitrogen-doped carbon dots-modified PB film(defined as PB@N-CDs)with a sandwich-like structure by a simple stepwise electrodeposition *** carbon dots show an obvious advantage in ultrafast electron transfer ability,which can reduce charge loss during the transfer process,improve the electrochemical activity on both sides of PB,and thus facilitate a rapid electrochromic ***,the surface of nitrogen-doped carbon dots contains multiple organic functional groups,which widen the movement path of K+ions under electrostatic ***,the PB@N-CDs film exhibits a short bleaching/coloring time(0.5/0.9 s)and a superior optical modulation range(78.6%).Particularly,the coloring efficiency has been significantly improved to 137.71 cm^(2)/C(at 700 nm).All of these results open up new avenues for developing highperformance PB-based ECMs and promoting their applications in corresponding electrochromic devices(ECDs)and smart windows.

关键词： electrochromic Prussian blue carbon dots nanostructure

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Ketogenic diet therapy in children with epilepsy caused by SLC2A1 mutations:a single-center single-arm retrospective study

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World Journal of Pediatrics 2024年第5期20卷 517-524页

作者： Ying-Yan Wang Yun-Qing Zhou Li-Juan Luo Cui-Jin Wang nan shen Hao Li Ji-Wen Wang Department of Neurology Shanghai Children’s Medical CenterSchool of MedicineShanghai Jiao Tong UniversityShanghaiChina Department of Infectious Diseases Shanghai Children’s Medical CenterSchool of MedicineShanghai Jiao Tong UniversityShanghaiChina Clinical Research Ward Clinical Research CenterShanghai Children’s Medical CenterSchool of MedicineShanghai Jiao Tong UniversityShanghaiChina

Background This retrospective study assessed the efficacy and safety of ketogenic diet therapies in children with epilepsy caused by SLC2A1 genetic mutations and glucose transporter type 1 deficiency *** Pediatric patients with epilepsy symptoms admitted to our medical center between January 2017 and October 2021 were included if they presented with an SLC2A1 genetic mutation on whole-exome *** analyzed the patients’convulsions and treatment with antiepileptic *** patients were followed up at different time periods after ketogenic diet *** Six patients with SLC2A1 mutations were included in this *** patients had seizures of different types and frequencies,and they took antiepileptic drugs to relieve their *** were then treated with a ketogenic diet for at least four *** analyzed epilepsy control rates at 1,2,3,6,and 12 months after ketogenic diet *** patients were seizure-free within a month of receiving the diet *** patients were followed up for six months,three were followed up for 12 months after the treatment,and there was no recurrence of epilepsy during this *** antiepileptic drug withdrawal,none of the patients experienced seizure relapse when receiving ketogenic diet treatment *** severe adverse events occurred during the *** Ketogenic diet therapy is very effective and safe for the treatment of epilepsy caused by SLC2A1 ***,patients with glucose transporter type 1 deficiency syndrome caused by SLC2A1 mutations should begin ketogenic diet treatment as soon as possible.

关键词： Epilepsy Glucose transporter type 1 Ketogenic diet SLC2A1

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Occurrence,Spatial Distribution,Sources and Risk Assessment of Per-and Polyfluoroalkyl Substances in Surface Sediments of the Yellow River Delta Wetland

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Journal of Ocean University of China 2024年第5期23卷 1263-1274页

作者： SUN Yu shen nan ZHANG Dahai CHEN Junhui HE Xiuping JI Yinli WANG Haiyang LI Xianguo Key Laboratory of Marine Chemistry Theory and Technology(Ocean University of China) Ministry of EducationQingdao 266100China Key Laboratory of Marine Eco-Environmental Science and Technology First Institute of OceanographyMinistry of Natural ResourcesQingdao 266061China Qingdao Key Laboratory of Analytical Technology Development and Offshore Eco-Environment Conservation Qingdao 266061China The Yellow River Delta Sustainable Development Institute of Shandong Province Dongying 257100China

Per-and polyfluoroalkyl substances(PFASs)are emerging persistent organic pollutants(POPs).In this study,47 surface sediment samples were collected from the Yellow River Delta wetland(YRDW)to investigate the occurrence,spatial distribution,potential sources,and ecological risks of ***-three out of 26 targeted PFASs were detected in surface sediment samples from the YRDW,with totalΣ23PFASs concentrations ranging from 0.23 to 16.30 ng g^(-1) dw and a median value of 2.27 ng g^(-1) *** acid(PFOA),perfluorobutanoic acid(PFBA)and perfluorooctanesulfonic acid(PFOS)were the main *** detection frequency and concentration of perfluoroalkyl carboxylic acids(PFCAs)were higher than those of perfluoroal-kanesulfonic acids(PFSAs),while those of long-chain PFASs were higher than those of short-chain *** emerging PFASs substitutes were dominated by 6:2 chlorinated polyfluoroalkyl ether sulfonic acid(6:2 Cl-PFESA).The distribution of PFASs is significantly influenced by the total organic carbon content in the *** concentration of PFASs seems to be related to human activities,with high concentration levels of PFASs near locations such as beaches and *** using a positive matrix factorization model,the potential sources of PFASs in the region were identified as metal plating mist inhibitor and fluoropolymer manufacturing sources,metal plating industry and firefighting foam and textile treatment sources,and food packaging material *** risk assessment indicated that PFASs in YRDW sediments do not pose a significant ecological risk to benthic organisms in the region overall,but PFOA and PFOS exert a low to moderate risk at individual stations.

关键词： per-and polyfluoroalkyl substances Yellow River Delta wetland sediment source identification risk assessment

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Pollutant emissions from biomass burning:A review on emission characteristics,environmental impacts,and research perspectives

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Particuology 2024年第2期85卷 296-309页

作者： Ke Jiang Ran Xing Zhihan Luo Wenxuan Huang Fan Yi Yatai Men nan Zhao Zhaofeng Chang jinfeng Zhao Bo Pan Guofeng shen College of Urban and Environmental Sciences Peking UniversityBeijing100871China Beijing Key Lab Plant Resources Research and Development Beijing Technology and Business UniversityBeijing100048China College of Ecology and Environment Zhengzhou UniversityZhengzhou450001China Facultyof Environmental Sciences and Engineering Kunming University of Science and TechnologyYunnan Provincial Key Laboratoryof Soil Carbon Sequestration and Pollution ControlKunming650500China Institute of Carbon Neutrality Peking UniversityBeijing100871China

Biomass is one most abundant resource on the earth providing important energies in support of so-cioeconomic development in many *** of biomass fuels comprises to nearly 10%of the total energy from anthropogenic combustion processes:however,as the burning is usually incomplete,this process yields products of incomplete combustion posing consequently significant impacts on air quality,human health,and climate ***,we analyzed spatiotemporal characteristics in intentional and unintentional biomass burning from different sectors,discussed impacts of biomass burning emissions on indoor and outdoor air quality,and consequent influences on human *** global total con-sumption amount of biomass including both natural and anthropogenic sources was approximately 7900 Tg in 2019,with significantly large regional and sectorial discrepancies among ***,anthropogenic biomass burning amounts increased gradually,but notably in some developing countries like China residential consumption of biomass fuels,as one large sector of biomass use,decreased over *** biomass consumption needs to be accurately *** are relatively rich datasets of pollutant emission factors from biomass burning,including laboratory and field tests,but still large variations exit and contribute substantially to the uncertainty in emission *** pri-mary PM2.5,black carbon and organic carbon emissions from biomass burning were about 51,4.6,and 29 Tg,respectively,contributing to nearly 70%,55%,and 90%of the total emission from all sources,and emissions from the residential sector and open fires are major *** carbon emissions from biomass burning attracts growing interests but available studies adopted different methodologies challenging the comparability of those *** burning emissions polluted not only ambient air but more severely indoor air quality,adversely affecting human *** studies that should be emphasiz

关键词： Biomass burning Carbonaceous aerosol Emission Air quality Human health

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STING mediates microglial pyroptosis via interaction with NLRP3 in cerebral ischaemic stroke

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Stroke & Vascular Neurology 2024年第2期9卷 153-164页

作者： Wenyu Li nan shen Lingqi Kong Hongmei Huang Xinyue Wang Yan Zhang Guoping Wang Pengfei Xu Wei Hu Department of Neurology The First Affiliated Hospital of USTCDivision of Life Sciences and MedicineUniversity of Science and Technology of ChinaHefeiAnhuiChina

background Ischaemia-evoked neuroinflammation is a critical pathogenic event following ischaemic *** D(GSDMD)-associated pyroptosis represents a type of inflammation-associated programmed cell death,which can exacerbate neuroinflammatory responses and brain *** of interferon genes(STING)was recently described as a vital innate immune adaptor protein associated with ***,the regulatory effects of STING on microglial pyroptosis post-stroke have not been well *** STING-knockout and wild-type(WT)mice were subjected to middle cerebral artery occlusion(MCAO).STING small interfering RNA(siRNA)was transfected into BV2 cells before oxygen-glucose deprivation/reoxygenation(OGD/R).STING-overexpressing adeno-associated virus(AAV)and NOD-like receptor family pyrin domain containing 3(NLRP3)siRNA were administered by stereotaxic injection.2,3,5-Triphenyl tetrazolium chloride(TTC)staining,TdT-mediated dUTP nick end labeling(TUNEL)staining,Fluoro-Jade C(FJC)staining,neurobehavioural tests,immunohistochemistry,cytokine antibody array assay,transmission electron microscopy,immunoblot,Enzyme-linked immunosorbent assay(ELISA)and quantitative real-time polymerase chain reaction(qRT-PCR)were carried ***-immunoprecipitation assays were used to investigate the interplay between STING and *** STING expression was increased after MCAO and mainly detected on *** deletion alleviated brain infarction,neuronal damage and neurobehavioural impairment in mice subjected to *** knockout suppressed microglial activation and the secretion of inflammatory chemokines,accompanied by mitigation of microglial *** upregulation of microglial STING by AAV-F4/80-STING aggravated brain injury and microglial ***,co-immunoprecipitation showed that STING bound to NLRP3 in *** of NLRP3 siRNA reversed AAV-F4/80-STING-induced deterioration of microglial pyropt

关键词： NLRP3 cerebral inflammation

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