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33篇 您的检索式:作者名="MengTing Yu"
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1Preparation and properties of temperature sensitive paint based on Eu(DBM)_3 phen as probe molecule显示文摘Probe molecule Eu(DBM)3 phen is made up of europium oxide(Eu_2 O_3),dibenzoylmethane(DBM) and1,10-phenanthroline(phen). The temperature sensitive paint(TSP) was compounded by the polymerization of the probe molecule, methyl methacrylate(MMA) and the initiator of benzoyl peroxide(BPO).The structure, morphology, luminescence property of probe molecule and the temperature quenching property of the temperature sensitive paint(TSP) were characterized by infrared spectrometer, UV-vis spectrometer, scanning electron microscopy and fluorescence spectrometer respectively. The infrared spectrum and UV-vis spectra show that Eu and DBM form six membered rings, and Eu-O coordinate bonds form. The nanocrystals are in sphere-like morphology with an average size of approximately100 nm. Fluorescence spectra present that the performance of temperature quenching is excellent,what's more, TSP sample has different temperature sensitivity in various temperature scope. Particularly,under excitation of 286 nm, TSP has a highest temperature sensitivity between 50 and 60 ℃, and the strongest fluorescence emission reaches a peak(615 nm). It indicated that probe molecule(Eu(DBM)_3 phen) has strong luminescent intensity and the temperature quenching properties of Eu(DBM)_3 phen/PMMA is good.Siyu Lu Jing Sun Yuan Wang Wensheng Yu Mengting Sun Siyuan Cui 2018Journal of Rare Earths2018,36,6:8
2Rational design of graphene/polymer composites with excellent electromagnetic interference shielding effectiveness and high thermal conductivity: a mini review显示文摘The integration and miniaturization of chips lead to inevitable overheating and increasing electromagnetic interference (EMI) problems, which threaten the performance, stability, and lifetime of electroniccomponents. Therefore, it is important to improve the heat dissipation and EMI shielding performancein device packaging for the steady operation of electronic products. In recent years, due to its intrinsic superior thermal conductivity, proper electrical conductivity, light-weight, and structural adjustability,graphene has been widely used as high thermal and conductive fillers incorporated in the polymer matrix to improve the thermal conductivity and electrical conductivity of composites. This review concludesthe recent development of graphene/polymer composites by using graphene as fillers to improve thethermal conductivity and EMI shielding effectiveness (EMI SE). The structure of graphene embedded inthe composites varies from zero-dimension (0D), one-dimension (1D) to two-dimensions (2D). Moreover,highly thermally and electrically conductive fillers with different dimensions were also modified on thegraphene to improve the composite performance. Finally, this review also makes prospects for the development trend of graphene/polymer composites with high thermal conductivity and EMI SE in the future.Xue Tan Qilong Yuan Mengting Qiu Jinhong Yu Nan Jiang Cheng-Te Lin Wen Dai 2022Journal of Materials Science & Technology2022,,22:5
3Gram-scale preparation of dialkylideneacetones through Ca(OH)_2-catalyzed Claisen-Schmidt condensation in dilute aqueous EtOH显示文摘A synthetic method of dialkylideneacetones has been developed. Compared with known protocols, the method employed catalytic Ca(OH)_2 as the cheap, mild base catalyst and dilute aqueous EtOH(20%, v/v)as the green and safe solvent. The procedure was easily operated: In most cases, the product could be isolated by a simple filtration, and purified by washing with water. This paper provided experimental details of the reactions, which could be applied in gram-scale synthesis and should be a very reliable and practical protocol to prepare these useful compounds in laboratory and at the industrial level.Hao Zhang Mengting Han Chenggen Yang Lei Yu Qing Xu 2019Chinese Chemical Letters2019,30,1:4
4Cold Stress-induced Glucosyltransferase CsUGT78A15 is Involved in the Formation of Eugenol Glucoside in Camellia sinensis显示文摘Eugenol is a natural phenolic compound known for its health-promoting properties and its ability to add a floral scent to tea plants.Plant eugenol glycosides have been identified and shown to make important contributions to fruit floral quality.However,the details of their biosynthesis and metabolism in tea plants are still unknown.Here,eugenol glucoside was unambiguously identified as a native metabolite in the tea plant,and its biosynthesis was shown to be induced by low temperature treatment.Through the analysis of UGTs induced by low temperature,the glycosyltransferase CsUGT78A15 was identified in tea,and its encoded protein was shown to catalyze the glucosylation of eugenol.Vmax/Km ratios showed that eugenol was the most suitable substrate for CsUGT78A15.Sugar donor preference analysis showed that CsUGT78A15 had a higher selectivity for glucose,followed by galactose and glucuronic acid.The expression of CsUGT78A15was correlatedwith the accumulation of eugenol glucoside in different tissues and genotypes of tea.Down-regulation of CsUGT78A15 led to a decreased eugenol glucoside content under cold stress,indicating that CsUGT78A15 plays an important role in the biosynthesis of eugenol glucoside under cold stress.The identification of eugenol glucoside in the tea plant and the discovery of a cold stress-induced eugenol glucosyltransferase in tea provide the foundation for the improvement of tea flavor under cold stress and the biotechnological production of eugenol glucoside.Mingyue Zhao Binbin Cai Jieyang Jin Na Zhang Tingting Jing Jingming Wang Yuting Pan Zixiang Zhou Yifan Zhao Yingying Feng Feng Yu Mengting Zhang Yating Li Zhonghua Liu Chuankui Song 2020Horticultural Plant Journal2020,6,6:4
5Elucidation of the sodium kinetics in layered P-type oxide cathodes显示文摘Sodium-ion intercalation oxides generally possess high compositional diversity according to their different stacking sequences.The sodium diffusion pathway in layered P-type materials used in sodium-ion batteries is open,which can increase their rate capability by directly transmitting Na+between adjacent triangular prismatic channels,rather than passing through an intermediate tetrahedral site in O-type structure.However,how the structure chemistry of the P-type oxides determines their electrochemical properties has not been fully understood yet.Herein,by comparing the crystalline structures,electrochemical behaviors,ion/electron transport dynamics of a couple of P-type intercalation cathodes,P2-Na_(2/3)Ni1/3Mn_(2/3)O_(2)and P3-Na_(2/3)Ni_(1/3)Mn_(2/3)O_(2)with the same compositions,we demonstrate experimentally and computationally that the P2 phase delivers better cycling stability and rate capability than the P3 counterpart due to the predominant contribution of the faster intrinsic Na diffusion kinetics in the P2 bulk.We also point out that it is the electronic conductivity that captures the key electrochemistry of layered P3-type materials and makes them possible to enhance the sodium storage performance.The results reveal that the correlation between stacking structure and functional properties in two typical layered P-type cathodes,providing new guidelines for preparing and designing alkali-metal layered oxide materials with improved battery performance.Lianzheng Yu Haojie Dong Yu-Xin Chang Zhiwei Cheng Kang Xu Yi-Hu Feng Duo Si Xu Zhu Mengting Liu Bing Xiao Peng-Fei Wang Sailong Xu 2022Science China Chemistry2022,65,10:3
6Soil Properties and Plant Growth Response to Litter in a Prolonged Enclosed Grassland of Loess Plateau, China显示文摘The enclosure and ungrazing practices for grassland management result in accumulation of plant litter on soil surface thus affecting the available soil water and nutrients for plant production. We experimentally investigated the effects of litter on soil properties and plant growth in a prolonged enclosure grassland of Loess Plateau, China. Three different litter manipulations were conducted including removal of all litter, an untreated in-situ control with original litter levels, and a double litter treatment. Litter treatment experiments demonstrated that plant litter affected the superficial soil water. Soil water content in plots with in-situ or double litter is generally higher than that with litter removal. The depletion of soil water up to five days post rainfall is fastest in litter removal plots for the top soil, but no evident difference for the deep ones. Different litter treatments have no significant impact on soil total carbon, nitrogen as well as carbon/nitrogen ratio for consecutive two years experiments. Both above-and below-ground biomasses in plots of litter removal were less than those in the plots of in-situ and double litter treatment. Litter affects plant production mainly through the mechanical barrier regulating root zone soil moisture. Therefore, prolonged litter manipulation experiments are desirable to understand the long-term response of plant growth on litter from nutrient aspect.Yunwu Xiong Bing Yu Mengting Bai Xueyang Zhang Guanhua Huang Alex Furman 2019Journal of Earth Science2019,30,5:2
7A molecular link between autophagy and circadian rhythm in plants显示文摘Extremely high or low autophagy levels disrupt plant survival under nutrient starvation.Recently,autophagy has been reported to display rhythms in animals.However,the mechanism of circadian regulation of autophagy is still unclear.Here,we observed that autophagy has a robust rhythm and that various autophagy-related genes(ATGs)are rhythmically expressed in Arabidopsis.Chromatin immunoprecipitation(Ch IP)and dual-luciferase(LUC)analyses showed that the core oscillator gene TIMING OF CAB EXPRESSION 1(TOC1)directly binds to the promoters of ATG(ATG1 a,ATG2,and ATG8 d)and negatively regulates autophagy activities under nutritional stress.Furthermore,autophagy defects might affect endogenous rhythms by reducing the rhythm amplitude of TOC1 and shortening the rhythm period of CIRCADIAN CLOCK-ASSOCIATED 1(CCA1).Autophagy is essential for the circadian clock pattern in seedling development and plant sensitivity to nutritional deficiencies.Taken together,our studies reveal a plant strategy in which the TOC1-ATG axis involved in autophagy-rhythm crosstalk to fine-tune the intensity of autophagy.Weijun Chen Zhaotun Hu MengTing Yu Sirui Zhu Junjie Xing Limei Song Wenxuan Pu Feng Yu 2022Journal of Integrative Plant Biology2022,64,5:2
8Biomarkers of aging显示文摘Aging biomarkers are a combination of biological parameters to(i)assess age-related changes,(ii)track the physiological aging process,and(iii)predict the transition into a pathological status.Although a broad spectrum of aging biomarkers has been developed,their potential uses and limitations remain poorly characterized.An immediate goal of biomarkers is to help us answer the following three fundamental questions in aging research:How old are we?Why do we get old?And how can we age slower?This review aims to address this need.Here,we summarize our current knowledge of biomarkers developed for cellular,organ,and organismal levels of aging,comprising six pillars:physiological characteristics,medical imaging,histological features,cellular alterations,molecular changes,and secretory factors.To fulfill all these requisites,we propose that aging biomarkers should qualify for being specific,systemic,and clinically relevant.Aging Biomarker Consortium Hainan Bao Jiani Cao Mengting Chen Min Chen Wei Chen Xiao Chen Yanhao Chen Yu Chen Yutian Chen Zhiyang Chen Jagadish K Chhetri Yingjie Ding Junlin Feng Jun Guo Mengmeng Guo Chuting He Yujuan Jia Haiping Jiang Ying Jing Dingfeng Li Jiaming Li Jingyi Li Qinhao Liang Rui Liang Feng Liu Xiaoqian Liu Zuojun Liu Oscar Junhong Luo Jianwei Lv Jingyi Ma Kehang Mao Jiawei Nie Xinhua Qiao Xinpei Sun Xiaoqiang Tang Jianfang Wang Qiaoran Wang Siyuan Wang Xuan Wang Yaning Wang Yuhan Wang Rimo Wu Kai Xia Fu-Hui Xiao Lingyan Xu Yingying Xu Haoteng Yan Liang Yang Ruici Yang Yuanxin Yang Yilin Ying Le Zhang Weiwei Zhang Wenwan Zhang Xing Zhang Zhuo Zhang Min Zhou Rui Zhou Qingchen Zhu Zhengmao Zhu Feng Cao Zhongwei Cao Piu Chan Chang Chen Guobing Chen Hou-Zao Chen Jun Chen Weimin Ci Bi-Sen Ding Qiurong Ding Feng Gao Jing-Dong JHan Kai Huang Zhenyu Ju Qing-Peng Kong Ji Li Jian Li Xin Li Baohua Liu Feng Liu Lin Liu Qiang Liu Qiang Liu Xingguo Liu Yong Liu Xianghang Luo Shuai Ma Xinran Ma Zhiyong Mao Jing Nie Yaojin Peng Jing Qu Jie Ren Ruibao Ren Moshi Song Zhou Songyang Yi Eve Sun Yu Sun Mei Tian Shusen Wang Si Wang Xia Wang Xiaoning Wang Yan-Jiang Wang Yunfang Wang Catherine CL Wong Andy Peng Xiang Yichuan Xiao Zhengwei Xie Daichao Xu Jing Ye Rui Yue Cuntai Zhang Hongbo Zhang Liang Zhang Weiqi Zhang Yong Zhang Yun-Wu Zhang Zhuohua Zhang Tongbiao Zhao Yuzheng Zhao Dahai Zhu Weiguo Zou Gang Pei Guang-Hui Liu 2023Science China(Life Sciences)2023,66,5:2
9Responses of the functional structure of soil microbial community to livestock grazing in the T ibetan alpine grassland显示文摘Yunfeng Yang Linwei Wu Qiaoyan Lin Mengting Yuan Depeng Xu Hao Yu Yigang Hu Jichuang Duan Xiangzhen Li Zhili He Kai Xue Joy van Nostrand Shiping Wang Jizhong Zhou 2012Glob Change Biol2012,,2:1
10Regen?eration models and peak temperatures in diesel particu?late filter 显示文摘Yu Mengting Luss Dan Balakotaiah Vemuri 2013Chemical Engineering Journal2013,232,:1
11Identification and characterization of MeERF genes and their targets in pathogen response by cassava(Manihot esculenta)显示文摘Cassava,Manihot esculenta Crantz (Me),is a major dietary source of calories for over 700 million people in tropical regions.The production of cassava is constantly threatened by cassava bacterial blight (CBB),caused by Xanthomonas axonopodis pv.manihotis (Xam).The gene resources for CBB-resistant breeding of cassava are limited.In model plant species,ethylene response factors play important roles in response to pathogen infection.In this study,cassava ethylene response factors (MeERFs) were identified and characterized as the first step in studying their potential for CBB-resistant breeding of cassava.In the cassava genome 155 MeERFs were identified,of which 23 were induced by Xam infection.The promoter regions of204 genes harbored GCC-box that had the potential to interact with MeERFs.Using 37 transcriptomes derived from Xam infection treatment,four gene co-expression modules for the MeERFs and GCC-box containing genes were constructed.Six MeERFs were associated with two GCC-box containing genes:transcription initiation factor TFIIE subunit beta (MeTFIIE),and histone-lysine N-methyltransferase ASHR1 (MeASHR1).Dual-luciferase reporter assays showed that MeERF10 and MeERF58 positively regulated Me TFIIE;MeERF137 negatively regulated Me TFIIE;MeERF10 and MeERF137 positively regulated Me ASHR1;and MeERF35 negatively regulated Me ASHR1.The four MeERFs may mediate pathogen response by regulating the expression of the two GCC-box containing genes.Yuhui Hong Yong Xiao Na Song Shousong Zhu Rui Zhao Ke Li Mengting Geng Xiaohui Yu Honggang Wang Wei Xia Yinhua Chen 2021The Crop Journal2021,9,5:1
12Coordinated regulation of BACH1 and mitochondrial metabolism through tumor-targeted self-assembled nanoparticles for effective triple negative breast cancer combination therapy显示文摘The poor prognosis of triple negative breast cancer(TNBC)results from a lack of approved targeted therapies coupled with aggressive proliferation and metastasis,which is associated with high recurrence and short overall survival.Here we developed a strategy by employing tumor-targeted selfassembled nanoparticles to coordinately regulate BACH1(BTB domain and CNC homology 1)and mitochondrial metabolism.The BACH1 inhibitor hemin and mitochondria function inhibitor berberine derivative(BD)were used to prepare nanoparticles(BH NPs)followed by the modification of chondroitin sulfate(CS)on the surface of BH NPs to achieve tumor targeting(CS/BH NPs).CS/BH NPs were found to be able to inhibit tumor migration and invasion by significantly decreasing the amounts of tumor cell metabolites,glycolysis and metastasis-associated proteins,which were related to the inhibition of BACH1 function.Meanwhile,decreased mitochondrial membrane potential,activated caspase 3/9 and increased ROS production demonstrated coordinated regulation of BACH1 and mitochondrial metabolism.In a xenograft mice model of breast cancer,CS/BH NPs significantly inhibited tumor growth and metastasis due to the synergetic effect of hemin and BD without showing obvious toxicities for major organs.In sum,the results of efficacy and safety experiments suggest potential clinical significance of the prepared self-assembled CS/BH nanoparticles for the treatment of TNBC.Xuan Yang Yalong Wang Junke Zhao Hehui Rong Yujun Chen Mengting Xiong Xiaoxing Ye Shihui Yu Haiyan Hu 2022Acta Pharmaceutica Sinica B2022,12,10:1
13Analysis of flow distribution and heat transfer in a diesel particulate filter显示文摘Mengting Yu Dan Luss Vemuri Balakotaiah 2013Chemical Engineering Journal2013,,:1
14Analysis of ignition in a diesel particulate filter显示文摘Mengting Yu Dan Luss Vemuri Balakotaiah 2013Catalysis Today2013,,:1
15Tailorable carbazolyl cyanobenzene-based photocatalysts for visible light-induced reduction of aryl halides显示文摘Herein,a series of carbazolyl cyanobenzene(CCB)-based organic photocatalysts with a broad range of photoredox capabilities were designed and synthesized,allowing precise control of the photocatalytic reactivity for the controllable reduction of aryl halides via a metal-free process.The screened-out CCB(5CzBN),a metal-free,low-cost,scalable and sustainable photocatalyst with both strong oxidative and reductive ability,exhibits superior performance for both dehalogenation and C—C bond-forming arylation reactions.Wei Ou Ru Zou Mengting Han Lei Yu Chenliang Su 2020Chinese Chemical Letters2020,31,7:1
16Novel pneumatically assisted atomization device for living cell delivery:application of sprayed mesenchymal stem cells for skin regeneration显示文摘Large cutaneous wounds pose a severe medical problem and may be deadly in cases when regeneration is impaired.Recently,topical stem cell therapy has been realized as a promising strategy for wound healing and skin regeneration.However,stem cells must be administrated uniformly to the wound area,otherwise treatment will be ineffective,which has been a limitation of current administration methods.Specifically,the delivery pressure and nozzle features of most clinical cell spray devices are unknown,which may significantly affect the viability of sprayed cells and their capacity for proliferation.Herein,we developed a novel pneumatically assisted atomization device(PAAD)in which cell suspensions were uniformly atomized at a low delivery pressure.We optimized the applied fluidic pressure and air pressure to maximize cell survival and function for the application of multiple cell types,while ensuring uniform dispersal across the wound site.Moreover,we found that the application of sprayed umbilical cord-derived mesenchymal stem cells to wound sites significantly accelerated wound healing and promoted appendage regeneration on an excisional cutaneous wound model.Overall,the novel PAAD system delivered living cells uniformly and maintained the viability and differentiation of sprayed cells,strongly suggesting its potential for application in clinical cell therapy,especially for large,irregular,and severe skin wounds.Lixing Zhang Xintao Yan Li An Meijia Wang Xi Xu Zhonglin Ma Mengting Nie Fangzhou Du Jingzhong Zhang Shuang Yu 2022Bio-Design and Manufacturing2022,5,1:1
17Res- earch on non-contact voltage transducer for high- voltage transmission lines based on inverse problem of electric field显示文摘Yu Mengting Wang Jingang Ma Jun 2014International Journal of Emerging Electric Power Systems2014,15,2:1
18Author correction to'Coordinated regulation of BACH1 and mitochondrial metabolism through tumor targeted self-assembled nanoparticles for effective triple negative breast cancer combination therapy'[Acta Pharmaceutica Sinica B 12(2022)3934-3951]显示文摘The authors regret that there are two errors in the article Fig.4A and Fig.5C due to the mistake of copying and pasting in the process of assembling figures and negligence in the proofreading.Xuan Yang Yalong Wang Junke Zhao Hehui Rong Yujun Chen Mengting Xiong Xiaoxing Ye Shihui Yu Haiyan Hu 2023Acta Pharmaceutica Sinica B2023,13,11:0
19The Clumpy Structure of Five Star-bursting Dwarf Galaxies in the MaNGA Survey显示文摘The star-forming clumps in star-bursting dwarf galaxies provide valuable insights into understanding the evolution of dwarf galaxies.In this paper,we focus on five star-bursting dwarf galaxies featuring off-centered clumps in the Mapping Nearby Galaxies at Apache Point Observatory survey.Using the stellar population synthesis software Fitting Analysis using Differential evolution Optimization,we obtain the spatially resolved distribution of the star formation history,which allows us to construct the g-band images of the five galaxies at different ages.These images can help us to probe the evolution of the morphological structures of these galaxies.While images of a stellar population older than 1 Gyr are typically smooth,images of a stellar population younger than 1 Gyr reveal significant clumps,including multiple clumps which appear at different locations and even different ages.To study the evolutionary connections of these five galaxies to other dwarf galaxies before their star-forming clumps appear,we construct the images of the stellar populations older than three age nodes,and define them to be the images of the'host'galaxies.We find that the properties such as the central surface brightness and the effective radii of the hosts of the five galaxies are in between those of dwarf ellipticals(dEs)and dwarf irregulars(dIrrs),with two clearly more similar to dEs and one more similar to dIrrs.Among the five galaxies,8257-3704 is particularly interesting,as it shows a previous starburst event that is not quite visible from its gri image,but only visible from images of the stellar population at a few hundred million years.The star-forming clump associated with this event may have appeared at around 600 Myr ago and disappeared at around 40 Myr ago.Mengting Ju Jun Yin Lei Hao Chenxu Liu Chao-Wei Tsai Junfeng Wang Zhengyi Shao Shuai Feng Yu Rong 2024Research in Astronomy and Astrophysics2024,24,2:0
20Nanostructured polyvinylpyrrolidone-curcumin conjugates allowed for kidney-targeted treatment of cisplatin induced acute kidney injury显示文摘Acute kidney injury(AKI)leads to unacceptably high mortality due to difficulties in timely intervention and less efficient renal delivery of therapeutic drugs.Here,a series of polyvinylpyrrolidone(PVP)-curcumin nanoparticles(PCurNP)are designed to meet the renal excretion threshold(~45 kDa),presenting a controllable delivery nanosystem for kidney targeting.Renal accumulation of the relatively small nanoparticles,^(89)Zr-PCurNP M10 with the diameter between 5 and 8 nm,is found to be 1.7 times and 1.8 times higher than the accumulation of^(89)Zr-PCurNP M29(20-50 nm)and M40(20-50 nm)as revealed by PET imaging.Furthermore,serum creatinine analysis,kidney tissues histology,and tubular injury scores revealed that PCurNP M10 efficiently treated cisplatin-induced AKI.Herein,PCurNP offers a novel and simple strategy for precise PET image-guided drug delivery of renal protective materials.Hao Wei Dawei Jiang Bo Yu Dalong Ni Mengting Li Yin Long Paul A.Ellison Cerise M.Siamof Liang Cheng Todd E.Barnhart Hyung-Jun Im Faquan Yu Xiaoli Lan Xiaohua Zhu Qianjun He Weibo Cai 2023Bioactive Materials2023,,1:0
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