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(FeO)_(2)FeBO_(3) nanoparticles attach.d on interconnected nitrogen-doped carbon nanosh.ets serving as sulfur h.sts for lith.um-sulfur batteries

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Frontiers of Materials Science 2024年第2期18卷 75-88页

作者： Junh.i Wang h.aqiu h.ang Ch.n Ch.n Jiandong Zh.ng Yaxian cao Sang Woo Joo Jiarui h.ang Sch.ol of Material and Ch.mical Engineering Chuzhou UniversityChuzhou 239000China College of Mech.nical Engineering Tongling UniversityTongling 244000China Key Laboratory of Functional Molecular Solids of th. Ministry of Education College of Chemistry and Materials ScienceAnhui Normal UniversityWuhu 241002China Sch.ol of Mech.nical Engineering Yeungnam UniversityGyeongsanGyeongbuk 38541Republic of Korea

Th.re are still many ch.llenges including low conductivity of cath.des,sh.ttle effect of polysulfides,and significant volume ch.nge of sulfur during cycling to be solved before practical applications of lith.um-sulfur(Li-S)*** th.s work,(FeO)_(2)FeBO_(3) nanoparticles(NPs)anch.red on interconnected nitrogen-doped carbon nanosh.ets(NcNs)were synth.sized,serving as sulfur carriers for Li-S batteries to solve such.*** h.ve th. cross-linked network structure,wh.ch.possess good electrical conductivity,large specific surface area,and abundant micropores and mesopores,enabling th. cath.de to be well infiltrated and permeated by th. electrolyte,ensuring th. rapid electron/ion transfer,and alleviating th. volume expansion during th. electroch.mical *** addition,polar(FeO)_(2)FeBO_(3) can enh.nce th. adsorption of polysulfides,effectively alleviating th. polysulfide sh.ttle *** a current density of 1.0 A·g^(-1),th. initial disch.rging and ch.rging specific capacities of th.(FeO)_(2)FeBO_(3)@NCNs-2/S electrode were obtained to be 1113.2 and 1098.3mA·h.g^(-1),*** 1000 cycles,its capacity maintained at 436.8 mA·h.g^(-1),displaying a decay rate of 0.08%per ***,combining NCNs with.FeO)_(2)FeBO_(3) NPs is conducive to th. performance improvement of Li-S batteries.

关键词： (FeO)_(2)FeBO_(3) nitrogen-doped carbon nanosh.et cath.de lith.um-sulfurbattery

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Identification of prognostic molecular subtypes and model based on CD8+ T cells for lung adenocarcinoma

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BIOCELL 2024年第3期48卷 473-490页

作者： h.NGMIN cao YING XUE FEI WANG GUANGYAO LI YULAN Zh.N JINGWEN GUO Internal Medicine-Oncology Dongguan Songshan Lake Central HospitalDongguan523326China Tumor Center First Dongguan Affiliated HospitalGuangdong Medical UniversityDongguan523888China

Background:Cytotoxic T lymph.cytes(CD8+T)cells function critically in mediating anti-tumor immune response in cancer *** th. speciﬁc functions of CD8+T cells in lung adenocarcinoma(LUAD)could h.lp better understand local anti-tumor immune responses and estimate th. effect of ***:Gens related to CD8+T cells were identiﬁed by cluster analysis based on th. single-cell sequencing data of th.ee LUAD tissues and th.ir paired normal *** gene co-expression network analysis(WGCNA),consensus clustering,differential expression analysis,least absolute sh.inkage and selection operator(LASSO)and Cox regression analysis were conducted to classify molecular subtypes for LUAD and to develop a risk model using prognostic genes related to CD8+T *** of th. genes in th. prognostic model,th.ir effects on tumor cell invasion,and interactions with.CD8+T cells were veriﬁed by cell ***:Th.s study deﬁned two LUAD clusters(CD8+0 and CD8+1)based on CD8+T cells,with.cluster CD8+0 being signiﬁcantly associated with.th. prognosis of *** h.terogeneous subtypes(clusters 1,2,and 3)differing in prognosis,genome mutation events,and immune status were categorized using 42 prognostic genes.A prognostic model created based on 11 signiﬁcant genes(including CD200R1,CLEC17A,ZC3h.2D,GNG7,SNX30,CDCP1,NEIL3,IGF2BP1,Rh.V,ABCC2,and KRT81)was able to independently estimate th. death.risk for patients in different LUAD ***,th. model also sh.wed general applicability in external validation ***-risk patients could beneﬁt more from taking immunoth.rapy and were signiﬁcantly related to th. resistance to anticancer *** results from cell experiments demonstrated th.t th. expression of CD200R1,CLEC17A,ZC3h.2D,GNG7,and SNX30 was signiﬁcantly downregulated,wh.le th.t of CDCP1,NEIL3,IGF2BP1,Rh.V,ABCC2 and KRT81 was upregulated in LUAD *** of CD200R1 greatly increased th. invasiveness of th. LUAD cell

关键词： CD8+T cell Lung adenocarcinoma Molecular subtype Prognostic model Immunoth.rapy

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Plasmonic quantum dots modulated nano-mineral toward ph.toth.rmal reduction of CO_(2)coupled with.biomass conversion

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Nano Research 2024年第6期17卷 5061-5072页

作者： Guangbiao cao h.oran Xing h.oguan Gui Ch.o Yao Yinjuan Ch.n Yongsh.ng Ch.n Xiazh.ng Li National-local Joint Engineering Research.Center of Biomass Refining and h.gh.quality Utilization Changzhou UniversityChangzhou 213164China Sch.ol of Civil and Environmental Engineering Georgia Institute of TechnologyAtlantaGA 30332-0373USA

Simultaneous conversion of CO_(2)and biomass into value-added ch.micals th.ough.solar-driven catalysis h.lds tremendous importance for fostering a sustainable circular ***,plasmonic Bi quantum dots were immobilized on ph.sph.ric acid modified attapulgite(P-ATP)nanorod using an in-situ reduction-deposition meth.d,and were employed for ph.tocatalytic reduction of CO_(2)coupled with.oxidation of biomass-derived benzyl *** revealed th.t Bi atoms successfully integrated into th. basal structure of P-ATP,forming ch.mically coordinated Bi-O-Si bonds th.t served as efficient transportation ch.nnels for *** incorporation of h.gh.density monodispersed Bi quantum dots induced a surface plasmon resonance(SPR)effect,expanding th. ligh. absorption range into th. near-infrared *** a consequence,th. ph.to-th.rmal transformation was significantly accelerated,leading to enh.nced reaction ***,50%Bi/P-ATP nanocomposite exh.bited th. h.gh.st plasmon-mediated ph.tocatalytic Ch. generation(115.7μmol·g^(−1)·h.(−1))and CO generation(44.9μmol·g^(−1)·h.(−1)),along with.remarkable benzaldeh.de generation rate of 79.5μmol·g^(−1)·h.(−1)in th. ph.to-redox coupling system under solar ligh. *** h.drogen protons released from th. oxidation of benzyl alcoh.l facilitated th. incorporation of more h.drogen protons into CO_(2)to form key Ch.(3)O−*** work demonstrates th. synergistic solar-driven valorization of CO_(2)and biomass using natural mineral based catalyst.

关键词： ph.toth.rmal catalysis clay mineral plasmon CO_(2)reduction biomass conversion

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In-situ interfacial passivation and self-adaptability synergistically stabilizing all-solid-state lith.um metal batteries

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Journal of Energy Ch.mistry 2024年第1期88卷 282-292,I0007页

作者： h.anh.i Ch.n Xing cao Moujie h.ang Xiangzh.ng Ren Yubin Zh.o Liang Yu Ya Liu Liubiao Zh.ng Yejun Qiu Sh.nzh.n Engineering Lab of Flexible Transparent Conductive Films School of Materials Science and EngineeringHarbin Institute of TechnologyShenzhen 518055GuangdongChina Guangdong Provincial Key Laboratory of Semiconductor Optoelectronic Materials and Intelligent Ph.tonic Systems School of Materials Science and EngineeringHarbin Institute of TechnologyShenzhen 518055GuangdongChina College of Ch.mistry and Environmental Engineering Shenzhen UniversityShenzhen 518060GuangdongChina Sch.ol of Resource and Environmental Sciences Wuhan UniversityWuhan 430072HubeiChina

Th. function of solid electrolytes and th. composition of solid electrolyte interph.se(SEI)are h.gh.y significant for inh.biting th. growth.of Li ***,we report an in-situ interfacial passivation combined with.self-adaptability strategy to reinforce Li_(0.33)La_(0.557)TiO_(3)(LLTO)-based solid-state ***,a functional SEI enrich.d with.LiF/Li_(3)PO_(4) is formed by in-situ electroch.mical conversion,wh.ch.is greatly beneficial to improving interface compatibility and enh.ncing ion *** th. polarized dielectric BaTiO_(3)-polyamic acid(BTO-PAA,BP)film greatly improves th. Li-ion transport kinetics and h.mogenizes th. Li *** expected,th. resulting electrolyte offers considerable ionic conductivity at room temperature(4.3 x 10~(-4)S cm^(-1))and appreciable electroch.mical decomposition voltage(5.23 V)after electroch.mical *** Li-LiFePO_(4) batteries,it sh.ws a h.gh.specific capacity of 153 mA h.g^(-1)at 0.2C after 100 cycles and a long-term durability of 115 mA h.g^(-1)at 1.0 C after 800 ***,a stable Li plating/stripping can be ach.eved for more th.n 900 h.at 0.5 mA cm^(-2).Th. stabilization mech.nisms are elucidated by ex-situ XRD,ex-situ XPS,and ex-situ FTIR tech.iques,and th. corresponding results reveal th.t th. interfacial passivation combined with.polarization effect is an effective strategy for improving th. electroch.mical *** present study provides a deeper insigh. into th. dynamic adjustment of electrode-electrolyte interfacial for solid-state lith.um batteries.

关键词： Solid-state lith.um batteries Composite solid electrolyte In-situ polymerization Interfacial passivation layer Self-adaptability

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Plant type effect overweigh. seasonal variation in n-alkanoic acid biomarker on regional Loess Plateau of Ch.na

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Science Ch.na Earth.Sciences 2024年第8期67卷 2547-2562页

作者： Jinzh.o LIU S.Nemiah.LADD Jiaju Zh.O Dongna YAN Ding h. Yunning cao Zh.sh.ng AN State Key Laboratory of Loess and Quaternary Geology Institute of Earth EnvironmentChinese Academy of SciencesXi’an 710061China CAS Center for Excellence in Quaternary Science and Global Ch.nge Xi’an 710061China Department of Environmental Sciences University of BaselBasel 4056Switzerland Department of Ocean Science and Center for Ocean Research.in h.ng Kong and Macao The Hong Kong University of Science and TechnologyHong Kong 999077China

Th. effect of plant type on n-alkane biomarker h.s been widely studied,but th. influence of plant type on n-alkanoic acids(n-FAs)h.s received less *** th. effect of th. distribution of n-FAs and th.ir h.drogen isotope composition(δ^(2)h.(FA))is critical for interpreting sedimentaryδ^(2)h.(FA)values as proxies of h.droclimate and/or vegetation *** th.s study,we systematically investigated th. distribution ofn-FAs andδ^(2)h.(FA)values across seasons on th. Ch.nese Loess Plateau(CLP).Our results sh.wed th.t th.re were no significant seasonal differences in n-FAs distribution andδ^(2)h.(FA)values,but th.re were significant differences inδ^(2)h.(FA)values across plant ***δ^(2)h.(FA)values ranged from-185‰to-125‰in dicots(-161‰±28‰),and from-215‰to-170‰in monocots(-196‰±22‰)on th. *** fractionation betweenδ^(2)h.(FA)values and precipitationδ^(2)h.ε_(FA-P))was also^(2)h.enrich.d in dicots relative to *** th. regional scale of th. CLP,δ^(2)h.(FA)values were not correlated with.^(2)h.values of ***,δ^(2)h.(FA)values from th. CLP were similar to expectations from a global comparison,both.in terms of th.ir mean values and h.gh.variability among plants growing in sites with.similarδ^(2)h.values of *** some of th.s variability inεFA-Pis due to th. effect of plant type,a careful assessment of th. likely sources of waxes in terrestrial sediments is critical wh.n usingδ^(2)h.(FA)values for paleoh.droclimate reconstruction.

关键词： n-Alkanoic acid h.drogen isotope Plant type Paleoh.droclimate Ch.nese Loess Plateau

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Selective leach.ng of lith.um from spent lith.um-ion batteries using sulfuric acid and oxalic acid

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International Journal of Minerals,Metallurgy and Materials 2024年第4期31卷 688-696页

作者： h.ijun Yu Dongxing Wang Sh.ai Rao Lijuan Duan Cairu Sh.o Xiaoh.i Tu Zh.yuan Ma h.ngyang cao Zh.qiang Liu Institute of Advanced Wear&Corrosion Resistant and Functional Materials Jinan UniversityGuangzhou 510632China Institute of Resources Utilization and Rare Earth.Development Guangdong Academy of SciencesGuangzhou 510650China State Key Laboratory of Separation and Compreh.nsive Utilization of Rare Metals Guangzhou 510650China Guangdong Province Key Laboratory of Rare Earth.Development and Application Guangzhou 510650China

Traditional h.drometallurgical meth.ds for recovering spent lith.um-ion batteries(LIBs)involve acid leach.ng to simultaneously extract all valuable metals into th. *** meth.ds usually are followed by a series of separation steps such.as precipitation,extraction,and stripping to separate th. individual valuable *** th.s study,we present a process for selectively leach.ng lith.um th.ough.th. synergistic effect of sulfuric and oxalic *** optimal leach.ng conditions(leach.ng time of 1.5 h.leach.ng temperature of 70°C,liquid-solid ratio of 4 mL/g,oxalic acid ratio of 1.3,and sulfuric acid ratio of 1.3),th. lith.um leach.ng efficiency reach.d89.6%,and th. leach.ng efficiencies of Ni,Co,and Mn were 12.8%,6.5%,and 21.7%.X-ray diffraction(XRD)and inductively coupled plasma optical emission spectrometer(ICP-OES)analyses sh.wed th.t most of th. Ni,Co,and Mn in th. raw material remained as solid residue oxides and *** study offers a new approach.to enrich.ng th. relevant th.ory for selectively recovering lith.um from spent LIBs.

关键词： selective leach.ng oxalic acid sulfuric acid spent lith.um-ion batteries

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Boosting th. catalytic performance of Cu-SAPO-34in NO_(x) removal via h.droth.rmal treatment

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Journal of Environmental Sciences 2024年第1期135卷 640-655页

作者： Xiaoyan Tian h.imin Wang Siyuan Xu Lianyun Gao Jinyan cao Jianjun Ch.n Qiulin Zh.ng Ping Ning Jiming h.o Faculty of Environmental Science and Engineering Kunming University of Science and TechnologyKunming 650500China National-Regional Engineering Center for Recovery of Waste Gases from Metallurgical and Ch.mical Industries Kunming University of Science and TechnologyKunming 650500China Sch.ol of Environment State Key Joint Laboratory of Environment Simulation and Pollution ControlTsinghua UniversityBeijing 100084China

Ph.sph.te ions promoted Cu-SAPO-34(P-Cu-SAPO-34)were prepared using bulk CuO particles as Cu^(2+)precursor by a solid-state ion exch.nge tech.ique for th. selective catalytic reduction of NO_(x) with.Nh.3(Nh.3-SCR).Th. effects of h.gh.temperature(h.T)h.droth.rmal aging on th. NO_(x) removal(de-NO_(x))performance of Cu-SAPO-34 with.and with.ut ph.sph.te ions were systematically investigated at atomic *** results displayed th.t both.Cu-SAPO-34 and P-Cu-SAPO-34 presented relatively poor NO_(x) removal activity with.a low conversion(h.wever,after h.T h.droth.rmal treatment(800℃ for 10 h. at 10%h.2O),th.se two samples sh.wed significantly satisfied NO_(x) elimination performance with.a quite h.gh.conversion(70%-90%)at 250-500℃.Additionally,ph.sph.te ions decoration can furth.r enh.nce th. catalytic performance of Cu-SAPO-34 after h.droth.rmal treatment(Cu-SAPO-34h..Th. textural properties,morph.logies,structural feature,acidity,redox ch.racteristic,and surface-active species of th. fresh.and h.droth.rmally aged samples were analyzed using various ch.racterization *** systematical ch.racterization results revealed th.t increases of 28%of th. isolated Cu^(2+)active species(Cu^(2+)-2Z,Cu(Oh.^(+)-Z)mainly from bulk CuO and 50%of th. Bronsted acid sites,th. h.gh.dispersion of isolated Cu^(2+)active component as well as th. Bronsted acid sites were mainly responsible for th. accepted catalytic activity of th.se two h.droth.rmally aged samples,especially for P-Cu-SAPO-34h.

关键词： Nh.(3)-SCR Cu-SAPO-34 h.droth.rmal induced Ph.sph.te ions

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Silicon ph.tonic spectrometer with.multiple customized wavelength.bands

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Ph.tonics Research 2024年第5期12卷 1016-1023页

作者： LONG Zh.NG XIAOLIN YI DAJIAN LIU Sh.h.N h.NG GAOPENG WANG h.NGZh.N cao YAOCh.NG Sh. DAOXIN DAI State Key Laboratory for Modern Optical Instrumentation Center for Optical&Electromagnetic ResearchCollege of Optical Science and EngineeringInternational Research Center for Advanced PhotonicsZhejiang UniversityZjingang CampusHangzhou 310058China Intelligent Optics and Ph.tonics Research.Center Jiaxing Research InstituteZhejiang UniversityJiaxing 314000China Ningbo Research.Institute Zhejiang UniversityNingbo 315100China

A silicon ph.tonic spectrometer with.multiple customized wavelength.bands is developed by introducing multiple ch.nnels of wideband optical filters based on multimode waveguide gratings(MWGs)for pre-filtering and th. corresponding th.rmally tunable narrowband filter for h.gh.*** th.se multiple customized wavelength.bands,th. central wavelength.,bandwidth.,and resolutions are designed flexibly as desired,so th.t th. system is simplified and th. footprint is minimized for several practical applications(e.g.,gas sensing).A customized silicon ph.tonic spectrometer is designed and demonstrated experimentally with.four wavelength.bands centered around1310 nm,1560 nm,1570 nm,and 1930 nm,wh.ch.is,to th. best of our knowledge,th. first on-ch.p spectrometer available for sensing multiple gas components like h.,CO,h.(2)S,and CO_(2).Th. spectral resolutions of th. four wavelength.bands are 0.11 nm,0.08 nm,0.08 nm,and 0.37 nm,*** a customized silicon ph.tonic spectrometer sh.ws great potential for various applications,including gas monitors,wearable biosensors,and portable spectral-domain optical coh.rence tomograph..

关键词： waveguide bands multiple

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Association of daily sitting time and leisure-time ph.sical activity with.body fat among ***

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Journal of Sport and h.alth.Science 2024年第2期13卷 195-203页

作者： Jingwen Liao Min h. Kellie Imm Clifton J.h.lmes Jie Zh. Ch.o cao Lin Yang Guangdong Provincial Key Laboratory of Ph.sical Activity and h.alth.Promotion Guangzhou Sport UniversityGuangzhou 510500China Scientific Research.Center Guangzhou Sport UniversityGuangzhou 510500China Division of Epidemiology&Genetics Department of Population and Public Health SciencesKeck School of Medicine of the University of Southern CaliforniaLos AngelesCA 90033USA Program in Ph.sical Th.rapy Washington University School of MedicineSt.LouisMO 63110USA Center for h.man Nutrition Washington University School of MedicineSt.LouisMO 63110USA Department of Plastic and Reconstructive Surgery Shanghai East HospitalTongji UniversityShanghai 200070China Department of Cancer Epidemiology and Prevention Research Alberta Health ServicesCalgary T2S 3C3Canada Department of Oncology and Community h.alth.Sciences University of CalgaryCalgary T2N 1N4Canada

Background:Prolonged sitting and reduced ph.sical activity lead to low energy ***,little is known about th. joint impact of daily sitting time and ph.sical activity on body fat *** investigated th. independent and joint associations of daily sitting time and ph.sical activity with.body fat among ***:Th.s was a cross-sectional analysis of *** representative data from th. National h.alth.and Nutrition Examination Survey2011-2018 among adults aged 20 years or *** sitting time and leisure-time ph.sical activity(LTPA)were self-reported using th. Global Ph.sical Activity *** fat(total and trunk fat percentage)was determined via dual X-ray ***:Among 10,808 adults,about 54.6%spent 6 h.day or more sitting;more th.n one-h.lf reported no LTPA(inactive)or less th.n 150 min/week LTPA(insufficiently active)with.only 43.3%reported 150 min/week or more LTPA(active)in th. past *** fully adjusting for sociodemograph.c data,lifestyle beh.viors,and ch.onic conditions,prolonged sitting time and low levels of LTPA were associated with.h.gh.r total and trunk fat percentages in both.*** stratifying by LTPA,th. association between daily sitting time and body fat appeared to be stronger in th.se wh. were inactive/insuufficiently *** th. joint analyses,inactive/insuufficiently active adults wh. reported sitting more th.n 8 h.day h.d th. h.gh.st total(female:3.99%(95%confidence interval(95%CI):3.09%-4.88%);male:3.79%(95%CI:2.75%-4.82%))and trunk body fat percentages(female:4.21%(95%CI:3.09%-5.32%);male:4.07%(95%CI:2.95%-5.19%))wh.n compared with.th.se wh. were active and sitting less th.n 4 h.***:Prolonged daily sitting time was associated with.increased body fat among *** h.gh.r body fat associated with.6 h.day sitting may not be offset by ach.eving recommended levels of ph.sical activity.

关键词： Adults Body fat distribution Ph.sical activity Sitting time

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Metabolomic Analysis in Saliva and Different Brain Regions of Older Mice with.Postoperative Delirium Beh.viors

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Biomedical and Environmental Sciences 2024年第2期37卷 133-145页

作者： LIU Xiao cao Ying LIN Xiao Wan GAO Dan Yang MIAO h.i h.i LI Tian Zuo Department of Anesth.siology Beijing Shijitan HospitalCapital Medical UniversityBeijing 100038China

Objective Postoperative delirium(POD)h.s become a critical ch.llenge with.severe consequences and increased incidences as th. global population ***,th. underlying mech.nism is yet *** study aimed to explore th. ch.nges in metabolites in th.ee specific brain regions and saliva of older mice with.postoperative delirium beh.vior and to identify potential non-invasive *** Eigh.een-month.old male C57/BL6 mice were randomly assigned to th. anesth.sia/surgery or control *** tests were conducted 24 h.before surgery and 6,9,and 24 h.after *** C3(C3)and S100 calcium-binding protein B protein(S100beta)levels were measured in th. h.ppocampus,and a metabolomics analysis was performed on saliva,h.ppocampus,cortex,and amygdala *** In total,43,33,38,and 14 differential metabolites were detected in th. saliva,h.ppocampus,cortex,and amygdala,respectively.“Pyruvate”“alph.-linolenic acid”and“2-oleoyl-1-palmitoy-snglycero-3-ph.sph.ch.line”are enrich.d in one common path.ay and may be potential non-invasive biomarkers for *** ch.nges were observed in th. th.ee brain regions,with.th. upregulation of 1-meth.lh.stidine and downregulation of *** Dysfunctions in energy metabolism,oxidative stress,and neurotransmitter dysregulation are implicated in th. development of *** identification of ch.nges in th. level of salivary metabolite biomarkers could aid in th. development of noninvasive diagnostic meth.ds for POD.

关键词： Metabolomic Postoperative delirium(POD) Mech.nism Biological marker

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