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39篇 您的检索式:作者名="Xuemin Lu"
    题名 作者 年代 出处 被引量
1Energy-Theft Detection Issues for Advanced Metering Infrastructure in Smart Grid显示文摘With the proliferation of smart grid research,the Advanced Metering Infrastructure(AMI) has become the first ubiquitous and fixed computing platform. However,due to the unique characteristics of AMI,such as complex network structure,resource-constrained smart meter,and privacy-sensitive data,it is an especially challenging issue to make AMI secure. Energy theft is one of the most important concerns related to the smart grid implementation. It is estimated that utility companies lose more than $25 billion every year due to energy theft around the world. To address this challenge,in this paper,we discuss the background of AMI and identify major security requirements that AMI should meet. Specifically,an attack tree based threat model is first presented to illustrate the energy-theft behaviors in AMI. Then,we summarize the current AMI energy-theft detection schemes into three categories,i.e.,classification-based,state estimation-based,and game theory-based ones,and make extensive comparisons and discussions on them. In order to provide a deep understanding of security vulnerabilities and solutions in AMI and shed light on future research directions,we also explore some open challenges and potential solutions for energy-theft detection.Rong Jiang Rongxing Lu Ye Wang Jun Luo Changxiang Shen Xuemin(Sherman) Shen 2014Tsinghua Science and Technology2014,19,2:22
2In situ forming hydrogels based on chitosan for drug delivery and tissue regeneration显示文摘In situ forming hydrogels with simple sol–gel transition are more practicable as injectable hydrogels for drug delivery and tissue regeneration. State-of-the-art in situ gelling systems can easily and efficiently be formed by different mechanisms in situ. Chitosan is a kind of natural polysaccharide that is widely exploited for biomedical applications due to its good biocompatibility, low immunogenicity and specific biological activities. Chitosan-based in situ gelling systems have already gained much attention as smart biomaterials in the development of several biomedical applications, such as for drug delivery systems and regeneration medicine. Herein, we review the typical in situ gelling systems based on chitosan and mechanisms involved in hydrogel forming, and report advances of chitosan-based in situ gels for the applications in drug delivery and tissue regeneration. Finally, development prospects of in situ forming hydrogels based on chitosan are also discussed in brief.Li Liu Qi Gao Xuemin Lu Huifang Zhou 2016Asian Journal of Pharmaceutical Sciences2016,11,6:8
3Genome-and transcriptome-wide association studies provide insights into the genetic basis of natural variation of seed oil content in Brassica napus显示文摘Seed oil content(SOC)is a highly important and complex trait in oil crops.Here,we decipher the genetic basis of natural variation in SOC of Brassica napus by genome-and transcriptome-wide association studies using 505 inbred lines.We mapped reliable quantitative trait loci(QTLs)that control SOC in eight environments,evaluated the effect of each QTL on SOC,and analyzed selection in QTL regions during breeding.Six-hundred and ninety-two genes and four gene modules significantly associated with SOC were identified by analyzing population transcriptomes from seeds.A gene prioritization framework,POCKET(prioritizing the candidate genes by incorporating information on knowledge-based gene sets,effects of variants,genome-wide association studies,and transcriptome-wide association studies),was implemented to determine the causal genes in the QTL regions based on multi-omic datasets.A pair of homologous genes,BnPMT6s,in two QTLs were identified and experimentally demonstrated to negatively regulate SOC.This study provides rich genetic resources for improving SOC and valuable insights toward understanding the complex machinery that directs oil accumulation in the seeds of B.napus and other oil crops.Shan Tang Hu Zhao Shaoping Lu Liangqian Yu Guofang Zhang Yuting Zhang Qing-Yong Yang Yongming Zhou Xuemin Wang Wei Ma Weibo Xie Liang Guo 2021Molecular Plant2021,14,3:6
4Application system and data description of the China Seismo-Electromagnetic Satellite显示文摘The China Seismo-Electromagnetic Satellite, launched into orbit from Jiuquan Satellite Launch Centre on February 2 nd, 2018, is China's first space satellite dedicated to geophysical exporation. The satellite carries eight scientific payloads including high-precision magnetometers to detect electromagnetic changes in space, in particular changes associated with global earthquake disasters. In order to encourage and facilitate use by geophysical scientists of data from the satellite's payloads, this paper introduces the application systems developed for the China Seismo-Electromagnetic Satellite by the Institute of Crustal Dynamics, China Earthquake Administration;these include platform construction, data classification, data storage, data format, and data access and acquisition.JianPing Huang XuHui Shen XueMin Zhang HengXin Lu Qiao Tan Qiao Wang Rui Yan Wei Chu YanYan Yang DaPeng Liu Song Xu 2018Earth and Planetary Physics2018,2,6:5
5Effects of PyC shell thickness on the microstructure,ablation resistance of SiCnws/PyC-C/C-ZrC-SiC composites显示文摘SiC nanowires/pyrocarbon(SiCnws/PyC)core-shell structure toughenedC/C-ZrC-SiC composites were fabricated by CLVD process,and the influences of PyC shell thickness on the microstructure and ablation resistance of the composites were researched.The results presented that SiCnws/PyC core-shell structure had a linear shape,and the composites became dense with the increasing PyC thickness.When the thickness of PyC shell increased from 0 to 2.4μm,the density and thermal conductivity of the composites was improved gradually,but the coefficient of thermal expansion(CTE)decreased firstly and then increased.After the ablation test for 90 s,the ablation rates of the composites decreased continuously as the PyC thickness increased from 0 to 1.4μm,but increased when the PyC thickness was up to 2.4μm.Especially when the PyC thickness was 1.4μm,the linear and mass ablation rates of the composites were 71.25%and 63.01%lower than those of the composites without PyC shell.The reasons behind the remarkable improvement of anti-ablation property were that the proper PyC thickness could alleviate the CTE mismatch to promote the formation of complete oxide coating,improve the thermal conductivity to reduce heat corrosion and enhance the capability to limit the mechanical erosion.Qinchuan He Hejun Li Xuemin Yin Jinhua Lu 2021Journal of Materials Science & Technology2021,,12:4
6Induced regulatory T cells suppress Tel cells through TGF-β signaling to ameliorate STZ-induced type 1 diabetes mellitus显示文摘Type 1 diabetes mellitus(T1D)is a chronic autoimmune condition in which the immune system destroys insulin-producing pancreatic β cells.In addition to well-established pathogenic effector T cells,regulatory T cells(Tregs)have also been shown to be defective in T1D.Thus,an increasing number of therapeutic approaches are being developed to target Tregs.However,the role and mechanisms of TGF-β-induced Tregs(iTregs)in T1D remain poorly understood.Here,using a streptozotocin(STZ)-induced preclinical T1D mouse model,we found that iTregs could ameliorate the development of T1D and preserve β cell function.The preventive effect was associated with the inhibition of type 1 cytotoxic T(Tel)cell function and rebalancing the Treg/Tc1 cell ratio in recipients.Furthermore,we showed that the underlying mechanisms were due to the TGF-β-mediated combinatorial actions of mTOR and TCF1.In addition to the preventive role,the therapeutic effects of iTregs on the established STZ-T1D and nonobese diabetic(NOD)mouse models were tested,which revealed improved β cell function.Our findings therefore provide key new insights into the basic mechanisms involved in the therapeutic role of iTregs in T1D.Li Zhou Xuemin He Peihong Cai Ting Li Rongdong Peng Junlong Dang Yue Li Haicheng Li Feng Huang Guojun Shi Chichu Xie Yan Lu Yanming Chen 2021Cellular & Molecular Immunology2021,18,3:3
7NiCoLDH nanosheets grown on MOF-derived Co_(3)O_(4) triangle nanosheet arrays for high-performance supercapacitor显示文摘Hierarchical Co_(3)O_(4)@NiCoLDH nanosheets(NSs)were prepared on carbon cloth through a multistep method,containing Metal-organic frameworks(MOF)-templated thermal annealing and electrodeposition.The triangle-shaped Co_(3)O_(4 NSs)were firstly obtained by thermal treatment of MOF templates in air.Then,ultrathin NiCoLDH_(NSs)were in-situ electrodeposited on the surface of Co_(3)O_(4NSs),constructing a core-shell structure.Benefiting the unique hierarchical structure,high conductivity of Co_(3)O_(4 NSs)core and large surface area of NiCoLDHNSs shell,the Co_(3)O_(4)@NiCoLDH_(NSs)array served as supercapacitor electrode exhibits excellent electrochemical properties,such as high specific capacitance of 1708 F g^(-1)(850 C g^(-1))at a current density of 1 A g^(-1),good rate capability,and excellent cycling stability.Further,the asymmetric supercapacitor assembled by Co_(3)O_(4)@NiCoLDH_(NSs)and activated carbon,also displays superior electrochemical perfo rmance with high energy density and power density.Remarkably,the strategy of constructing core-shell structure based on MOF templates could be extended to other electrochemical fields.Xuemin Yin Hejun Li Ruimei Yuan Jinhua Lu 2021Journal of Materials Science & Technology2021,,3:2
8Bacteroides ovatus-mediated CD27^(−)MAIT cell activation is associated with obesity-related T2D progression显示文摘Type 2 diabetes(T2D)is highly associated with obesity.However,the factors that drive the transition from excessive weight gain to glucose metabolism disruption are still uncertain and seem to revolve around systemic immune disorder.Mucosal-associated invariant T(MAIT)cells,which are innate-like T cells that recognize bacterial metabolites,have been reported to be altered in obese people and to lead to metabolic dysfunction during obesity.By studying the immunophenotypes of blood MAIT cells from a cross-sectional cohort of obese participants with/without T2D,we found an elevation in CD27^(-)negative(CD27−)MAIT cells producing a high level of IL-17 under T2D obese conditions,which could be positively correlated with impaired glucose metabolism in obese people.We further explored microbial translocation caused by gut barrier dysfunction in obese people as a triggering factor of MAIT cell abnormalities.Specifically,accumulation of the bacterial strain Bacteroides ovatus in the peripheral blood drove IL-17^(-)producing CD27−MAIT cell expansion and could be associated with T2D risk in obese individuals.Overall,these results suggest that an aberrant gut microbiota–immune axis in obese people may drive or exacerbate T2D.Importantly,CD27−MAIT cell subsets and Bacteroides ovatus could represent targets for novel interventional strategies.Our findings extend current knowledge regarding the clinical relevance of body mass index(BMI)-associated variation in circulating MAIT cells to reveal the role of these cells in obesity-related T2D progression and the underlying cellular mechanisms.Yue Li Yi Yang Jin Wang Peihong Cai Mei Li Xixiang Tang Ying Tan Yuchan Wang Fan Zhang Xiaofeng Wen Qiaoxing Liang Yuanpeng Nie Tufeng Chen Xiang Peng Xuemin He Yanhua Zhu Guojun Shi Wai WCheung Lai Wei Yanming Chen Yan Lu 2022Cellular & Molecular Immunology2022,19,7:2
9Structural Comparison and Drug Screening of Spike Proteins of Ten SARS-CoV-2 Variants显示文摘SARS-CoV-2(severe acute respiratory syndrome coronavirus 2)has evolved many variants with stronger infectivity and immune evasion than the original strain,including Alpha,Beta,Gamma,Delta,Epsilon,Kappa,lota,Lambda,and 21H strains.Amino acid mutations are enriched in the spike protein of SARS CoV-2.which plays a crucial role in cell infetion.However,the impact of these mutations on protein structure and function is unclear.Understanding the pathophysiology and pandemic feaures of these SARS-CoV-2 variants requires knowledge of the spike protein structures.Here,we obtained the spike protein structures of 10 main globally endemic SARS CoV-2 strains using AlphaFold2.The clustering analysis based on structural similarity revealed the unique features of the mainly pandemic SARS CoV-2 Delta variants.indicating that structural clusters can reflect the current characteristics of the epidemic more accurately than those based on the protein sequence.The analysis of the binding afinities of ACE2-RBD,antibody-NTD,and antibody-RBD complexes in the different variants revealed that the recognition of antibodies against SI NTD and RBD was decreased in the variants,especally the Delta variant compared with the original strain,which may induce the immune evasion of SARS-CoV-2 variants.Furthermore,by virtual screening the ZINC database against a high-accuracy predicted structure of Delta spike protein and experimental validation,we identified multiple compounds that target S1 NTD and RBD,which might contribute towards the development of clinical anti-SARS-CoV-2 medicines.Our findings provided a basic foundation for future in vitro and in vivo investigations that might speed up the development of potential therapies for the SARS-CoV-2 va riants.Qiangzhen Yang Xuemin Jian Ali Alamdar Shah Syed Aamir Fahira Chenxiang Zheng zijia Zhu Ke Wang Jinmai Zhang Yangin Wen Zhiqiang Li Dun Pan Tingting Lu Zhuo Wang Yongyong Shi 2022Research2022,,2:2
10SPOC:A Secure and Privacy-Preserving Opportunistic Com- puting Framework for Mobile-Healthcare Emergency 显示文摘Lu Rongxing Lin Xiaodong Shen Xuemin (Sherman) 2013IEEE Transactions on Parallel and Distributed Systems2013,24,03:1
11Photosensitive liquid crystalline supramolecules self assembled from ionic liquid crystal and polyelectrolyte for laser-induced optical anisotropy显示文摘Xiao Sufang Lu Xuemin Lu Qinghua 2008Macromolecules2008,41,11:1
12Photosensitive polymer from ionic self-assembly of azobenzene dye and poly (ionic liquid) and its alignment characteristic toward liquid crystal molecules显示文摘Xiao Sufang Lu Xuemin Lu Qqinghua 2007Macromolecules2007,40,22:1
13A photosensitive fluorinated ionic complex with tunable surface wetting properties : Mesostructure and photosensitivity显示文摘Lu Xuemin Xiao Sufang Chen Xumeng 2011Polymer Chemistry2011,2,11:1
14Photoinduced orientation in ionic-bonding photo-cross-linkable polymers 显示文摘Kong Hui Lu Xuemin Xiao Sufang 2009Polymer2009,50,5:1
15Ionic liquid-based ultrasonic-assisted extraction of piperine from white pepper显示文摘Xiaoji Cao Xuemin Ye Yanbin Lu Yi Yu Weimin Mo 2009Analytica Chimica Acta2009,,1:1
16Precipitation supramolecular complex for photoinduced anisotropic material with dualmesogenic units显示文摘Chen Xumeng Lu Xuemin Cui Kun 2011Polymer2011,52,14:1
17VCAM-1 Promotes Osteolytic Expansion of Indolent Bone Micrometastasis of Breast Cancer by Engaging α4β1-Positive Osteoclast Progenitors显示文摘Xin Lu Euphemia Mu Yong Wei Sabine Riethdorf Qifeng Yang Min Yuan Jun Yan Yuling Hua Benjamin J. Tiede Xuemin Lu Bruce G. Haffty Klaus Pantel Joan Massagué Yibin Kang 2011Cancer Cell2011,,6:1
18Cancer-cell-intrinsic mechanisms shaping the immunosuppressive landscape of prostate cancer显示文摘Although immunotherapy has revolutionized cancer treatment and achieved remarkable success across many different cancer types,only a subset of patients shows meaningful clinical responses.In particular,advanced prostate cancer exhibits overwhelming de novo resistance to immune checkpoint blockade therapy.This is primarily due to the immunosuppressive tumor microenvironment of prostate cancer.Therefore,it is paramount to understand how prostate cancer cell-intrinsic mechanisms promote immune evasion and foster an immunosuppressive microenvironment.Here,we review recent findings that reveal the roles of the genetic alterations,androgen receptor signaling,cancer cell plasticity,and oncogenic pathways in shaping the immunosuppressive microenvironment and thereby driving immunotherapy resistance.Based on preclinical and clinical observations,a variety of therapeutic strategies are being developed that may illuminate new paths to enhance immunotherapy efficacy in prostate cancer.Yini Zhu Loan Duong Xuemin Lu Xin Lu 2023Asian Journal of Andrology2023,25,2:1
19MDPA: multidimensional privacy-preserving aggregation scheme for wireless sensor networks 显示文摘LIN Xiaodong LU Rongxing SHEN Xuemin 2010Wireless Communications and Mobile Computing2010,10,6:1
20Templated synthesis of spinel cobaltite MCo_(2)O_(4) (M¼Ni, Co and Mn) hierarchical nanofibers for high performance supercapacitors显示文摘Rational construction of transitional metal oxides electrode materials with suitable structure and composition is an effective strategy of improving their electrochemical performance.Herein,novel MCo_(2)O_(4) hierarchical nanofibers(H-MCo_(2)O_(4)NFs,M¼Ni,Co and Mn)were fabricated by a multi-step selftemplating method using electrospun nanofibers as precursors.Benefiting from the unique structure,such as numerous of vertically interlinked nanosheets on the surface and 1D interwoven nanofibers networks,the obtained HeNiCo_(2)O_(4)NFs electrode exhibits a high specific capacitance of 1750 F g1(At a current density of 0.5 A g1),good rate capability(Capacitance retention of 70%at 20 A g1),and outstanding cycling stability(Capacitance retention of 92%after 6000 cycles).Moreover,the solid-state hybrid supercapacitor assembled by HeNiCo_(2)O_(4)NFs and activated carbon(AC),delivers a high energy density of 38.4 Wh kg1 at a power density of 800 W kg1,and excellent cycling stability.Thus,the HeNiCo_(2)O_(4)NFs is a promising candidate material for supercapacitors electrode and this self-templating method in this work also provides a new path for the preparation of one-dimensional hierarchical metallic oxides.Xuemin Yin Hejun Li Ruimei Yuan Yameng Jiao Jinhua Lu 2021Journal of Materiomics2021,7,4:1
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