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19篇 您的检索式:作者名="Yueming Ma"
    题名 作者 年代 出处 被引量
1Active dry yeast supplementation improves the growth performance,rumen fermentation, and immune response of weaned beef calves显示文摘The objective of this experiment was to investigate the potential benefits of active dry yeast(ADY)on the growth performance,rumen fermentation,nutrient digestibility,and serum parameters of weaned beef calves.Thirty Simmental crossbred male calves(body weight=86.47±4.41 kg and 70±4 d of age)were randomly divided into 2 groups:control(CON)(fed basal ration)and ADY(fed basal ration and 5 g/d ADY per calf).The dietary concentrate-to-roughage ratio was 35:65.All the calves were regularly provided rations 3 times a day at 07:00,13:00,and 19:00 and had free access to wate r.The experiment lasted for 60 d.The average daily gain of ADY group was higher(P=0.007)than that of the CON group,and the ratio of feed intake to average daily gain in the ADY group was reduced(P=0.022)as compared to the CON group.The concentration of ruminal ammonia-N was higher(P=0.023)in the CON group than that in the ADY group,but an opposite trend of microbial protein was found between the 2 groups.Also,the ruminal concentrations of propionate and butyrate were higher(P<0.05)in the ADY group than those in the CON group.Calves fed ADY exhibited higher(P<0.05)crude protein and neutral detergent fiber digestibility.Supplementation of ADY increased(P<0.05)the contents of glucose,glutathione peroxidase,superoxide dismutase,immunoglobulin A,immunoglobulin M,and interleukin 10 in the serum of calves,but an opposite trend was observed in malondialdehyde,interleukin 1 beta,and tumor necrosis factor alpha contents between the 2 groups.In conclusion,dietary supplementation with ADY could improve the growth performance,rumen fermentation,nutrient digestibility,antioxidant ability,and immune response of weaned beef calves.Jian Ma Cheng Wang Zhisheng Wang Guang Cao Rui Hu Xueying Wang Huawei Zou Kun Kang Quanhui Peng Bai Xue Lizhi Wang Yueming Zhu Xiaopeng Zhu 2021Animal Nutrition2021,,4:7
2A simple way to make pre-stressed ceramics with high strength显示文摘A pre-stressing design and a simple fabrication technology to substantially improve the strength of ceramic components are presented.Residual surface compressive stress is generated in ceramic components by pressureless sintering of a green bulk coated with a thin layer of low coefficient of thermal expansion(CTE).The stress level can be controlled by changing the cross-section area ratio,Young's modulus ratio and CTE ratio of the coating.Pre-stressed ZrO_(2) ceramics coated with Al_(2)O_(3) can achieve a flexural strength of 1330±52MPa,45% higher than their uncoated counterpart.Similarly,the flexural strength of building porcelain tiles is increased by 70%,from 67±3 MPa to 114±5MPa.The damage tolerance of pre-stressed ZrO_(2) ceramics is excellent with a high residual strength of ~1200 MPa in a thermal shock test at 325℃.This simple technique can improve the mechanical performance of ceramic components with no limitation of size and shape.Yiwang Bao Fenghua Kuang Yi Sun Yueming Li Detian Wan Zongyang Shen Delong Ma Lingfeng He 2019Journal of Materiomics2019,5,4:7
3Transcriptome analysis reveals key differentially expressed genes involved in wheat grain development显示文摘Wheat seed development is an important physiological process of seed maturation and directly affects wheat yield and quality. In this study, we performed dynamic transcriptome microarray analysis of an elite Chinese bread wheat cultivar(Jimai 20) during grain development using the Gene Chip Wheat Genome Array. Grain morphology and scanning electron microscope observations showed that the period of 11–15 days post-anthesis(DPA) was a key stage for the synthesis and accumulation of seed starch. Genome-wide transcriptional profiling and significance analysis of microarrays revealed that the period from 11 to 15 DPA was more important than the 15–20 DPA stage for the synthesis and accumulation of nutritive reserves.Series test of cluster analysis of differential genes revealed five statistically significant gene expression profiles. Gene ontology annotation and enrichment analysis gave further information about differentially expressed genes, and Map Man analysis revealed expression changes within functional groups during seed development. Metabolic pathway network analysis showed that major and minor metabolic pathways regulate one another to ensure regular seed development and nutritive reserve accumulation. We performed gene co-expression network analysis to identify genes that play vital roles in seed development and identified several key genes involved in important metabolic pathways. The transcriptional expression of eight key genes involved in starch and protein synthesis and stress defense was further validated by q RT-PCR. Our results provide new insight into the molecular mechanisms of wheat seed development and the determinants of yield and quality.Yonglong Yu Dong Zhu Chaoying Ma Hui Cao Yaping Wang Yanhao Xu Wenying Zhang Yueming Yan 2016The Crop Journal2016,4,2:6
4Crystal structures of D-psicose 3-epimerase from Clostridium cellulolyticum H10 and its complex with ketohexose sugars显示文摘D-Psicose 3-epimerase(DPEase)is demonstrated to be useful in the bioproduction of D-psicose,a rare hexose sugar,from D-fructose,found plenty in nature.Clostridium cellulolyticum H10 has recently been identified as a DPEase that can epimerize D-fructose to yield D-psicose with a much higher conversion rate when compared with the conventionally used DTEase.In this study,the crystal structure of the C.cellulolyticum DPEase was determined.The enzyme assembles into a tetramer and each subunit shows a(β/α)8 TIM barrel fold with a Mn2+metal ion in the active site.Additional crystal structures of the enzyme in complex with substrates/products(D-psicose,D-fructose,D-tagatose and D-sorbose)were also determined.From the complex structures of C.cellulolyticum DPEase with D-psicose and D-fructose,the enzyme has much more interactions with D-psicose than D-fructose by forming more hydrogen bonds between the substrate and the active site residues.Accordingly,based on these ketohexosebound complex structures,a C3-O3 proton-exchange mechanism for the conversion between D-psicose and D-fructose is proposed here.These results provide a clear idea for the deprotonation/protonation roles of E150 and E244 in catalysis.Hsiu-Chien Chan Yueming Zhu Yumei Hu Tzu-Ping Ko Chun-Hsiang Huang Feifei Ren Chun-Chi Chen Yanhe Ma Rey-Ting Guo Yuanxia Sun 2012Protein & Cell2012,3,2:6
5TRP (transient receptor potential) ion channel family:structures, biological functions and therapeutic interventions for diseases显示文摘Transient receptor potential(TRP)channels are sensors for a variety of cellular and environmental signals.Mammals express a total of 28 different TRP channel proteins,which can be divided into seven subfamilies based on amino acid sequence homology:TRPA(Ankyrin),TRPC(Canonical),TRPM(Melastatin),TRPML(Mucolipin),TRPN(NO-mechano-potential,NOMP),TRPP(Polycystin),TRPV(Vanilloid).They are a class of ion channels found in numerous tissues and cell types and are permeable to a wide range of cations such as Ca^(2+),Mg^(2+),Na^(+),K^(+),and others.TRP channels are responsible for various sensory responses including heat,cold,pain,stress,vision and taste and can be activated by a number of stimuli.Their predominantly location on the cell surface,their interaction with numerous physiological signaling pathways,and the unique crystal structure of TRP channels make TRPs attractive drug targets and implicate them in the treatment of a wide range of diseases.Here,we review the history of TRP channel discovery,summarize the structures and functions of the TRP ion channel family,and highlight the current understanding of the role of TRP channels in the pathogenesis of human disease.Most importantly,we describe TRP channel-related drug discovery,therapeutic interventions for diseases and the limitations of targeting TRP channels in potential clinical applications.Miao Zhang Yueming Ma Xianglu Ye Ning Zhang Lei Pan Bing Wang 2023Signal Transduction and Targeted Therapy2023,8,8:4
6Characteristics of coal sludge slurry prepared by a wet-grinding process显示文摘Coal sludge slurry(CSS) is an alternative fuel and a potential competitive method for sludge reduction.Based on the researches of coal water slurry, we studied CSSs by using a wet-grinding process with different types of regional municipal sludge(sludge) in an orthogonal experiment. The sludge type,sludge mixing proportion, dosage of dispersant, and grinding time were tested in this study. The results show that water content and its occurrence characteristics in the sludge have primary hindering influences on slurry ability. The range of fixed-viscosity concentrations with raw wet sludge is from 50.78%to 44.40%(by weight), while the range is from 53.35% to 51.51%(by weight) with dry sludge. All of the CSSs exhibit shear-thinning behaviors with different variation trends, especially the CSSs with more than 15%(by weight) raw wet sludge in it. Adding the same proportion of raw wet sludge increases the thixotropic properties of CSSs and the highest area of thixotropy loop is 3065 Pa/s, while the highest value of dry sludge is 1798 Pa/s. Hydrophilic group plays an important role in adsorbing water and building three-dimension networks with other particles, which is the main reason for CSS properties.Therefore, the mechanism can be used to find the way for making high quality CSS.Ma Shaolian Wu Guoguang Meng Xianliang Zhou Rui Chu Ruizhi Miao Zhenyong Qi Yueming 2016International Journal of Mining Science and Technology2016,26,5:3
7Remediation of petroleum-contaminated soil after composting by sequential treatment with Fenton-like oxidation and biodegradation显示文摘Mang Lu Zhongzhi Zhang Wei Qiao Xiaofang Wei Yueming Guan Qingxia Ma Yingchun Guan 2009Bioresource Technology2009,,7:1
8Overexpression of d -psicose 3-epimerase from Ruminococcus sp. in Escherichia coli and its potential application in d -psicose production显示文摘Yueming Zhu Yan Men Wei Bai Xiaobo Li Lili Zhang Yuanxia Sun Yanhe Ma 2012Biotechnology Letters2012,,10:1
9Simultaneous quanti cation of ve anthraquinones in rat plasma by high-performance liquid chromatography with uorescence detection显示文摘Dongming Yan Yueming Ma 2007Biomedical Chromatography2007,21,:1
10Molecular characterization of the celiac disease epitope domains in α-gliadin genes in Aegilops tauschii and hexaploid wheats (Triticum aestivum L.)显示文摘Zhenze Xie Congyan Wang Ke Wang Shunli Wang Xiaohui Li Zhao Zhang Wujun Ma Yueming Yan 2010Theoretical and Applied Genetics2010,,7:1
11A Novel Chimeric Low-Molecular-Weight Glutenin Subunit Gene From the Wild Relatives of Wheat Aegilops kotschyi and Ae. juvenalis: Evolution at the Glu-3 Loci显示文摘Li Xiaohui Ma Wujun Gao Liyan Zhang Yanzhen Wang Aili Ji Kangmin Wang Ke Appels Rudi Yan Yueming 2008Genetics2008,,1:1
12Cloning and characterization of a novel low molecular weight glutenin subunit gene at the Glu-A3 locus from wild emmer wheat (Triticum turgidum L. var. dicoccoides)显示文摘Xiaohui Li Aili Wang Yinghua Xiao Yueming Yan Zhonghu He Rudi Appels Wujun Ma S. L. K. Hsam F. J. Zeller 2008Euphytica (-)2008,,1:1
13Novel x-Type High-Molecular-Weight Glutenin Genes From Aegilops tauschii and Their Implications on the Wheat Origin and Evolution Mechanism of Glu-D1-1 Proteins显示文摘Zhang Yanzhen Li Xiaohui Wang Aili An Xueli Zhang Qian Pei Yuhe Gao Liyan Ma Wujun Appels Rudi Yan Yueming 2008Genetics2008,,1:1
14Synergistic Combination of Biodegradable Peptide Polymer and Curcumin as Promising Antibiotic Substitution in Aquaculture to Alleviate the Global Challenge of Antimicrobial Resistance显示文摘The massive use of antibiotics in aquaculture and resulted antibacterial resistance problem urgently need antibiotic substitutions. Herein, we report a promising substitution of aquaculture antibiotics using a synergistic combination of biodegradable peptide polymers and curcumin, a natural compound from plant. The synergistic combination shows strong antibacterial activity against V. fluvialis and some other common bacteria in aquaculture. The membrane-damaging antibacterial mechanism echoes our finding that the synergistic combination will not induce bacteria to develop resistance after continuous use. The synergistic combination also displays effective cure on V. fluvialis-infected zebrafish. The biodegradability of the peptide polymer enables the combination to lose antibacterial activity and will not cause selective pressure on bacterial in the environment. Our study indicates potential application of synergistic composition, biodegradable peptide polymer and curcumin, as promising antibiotic substitution in aquaculture, which represents a promising strategy to address the global challenge of antimicrobial resistance.Pengcheng Ma Yuan Chen Ning Shao Junyu Zhang Yueming Wu Runhui Liu 2022Chinese Journal of Chemistry2022,40,24:1
15Identification of natural products as novel ligands for the human 5-HT2c receptor显示文摘Yao Peng Simeng Zhao Yiran Wu Haijie Cao Yueming Xu Xiaoyan Liu Wenqing Shui Jianjun Cheng Suwen Zhao Ling Shen Jun Ma Ronald J. Quinn Raymond C. Stevens Guisheng Zhong Zhi-Jie Liu 2018Biophysics Reports2018,4,1:0
16NEHASH:high-concurrency extendible hashing for non-volatile memory显示文摘Extendible hashing is an effective way to manage increasingly large file system metadata,but it suffers from low concurrency and lack of optimization for non-volatile memory(NVM).In this paper,a multilevel hash directory based on lazy expansion is designed to improve the concurrency and efficiency of extendible hashing,and a hash bucket management algorithm based on groups is presented to improve the efficiency of hash key management by reducing the size of the hash bucket,thereby improving the performance of extendible hashing.Meanwhile,a hierarchical storage strategy of extendible hashing for NVM is given to take advantage of dynamic random access memory(DRAM)and NVM.Furthermore,on the basis of the device driver for Intel Optane DC Persistent Memory,the prototype of high-concurrency extendible hashing named NEHASH is implemented.Yahoo cloud serving benchmark(YCSB)is used to test and compare with CCEH,level hashing,and cuckoo hashing.The results show that NEHASH can improve read throughput by up to 16.5%and write throughput by 19.3%.Tao CAI Pengfei GAO Dejiao NIU Yueming MA Tianle LEI Jianfei DAI 2023Frontiers of Information Technology & Electronic Engineering2023,24,5:0
17Influence of Different Equations of State on Simulation Results of Supercritical CO_(2) Centrifugal Compressor显示文摘Supercritical CO_(2)(SCO_(2))Brayton cycle has received more and more attention in the field of power generation due to its high cycle efficiency and compact structure.SCO_(2) compressor is the core component of the cycle,and the improvement of its performance is the key to improving the efficiency of the entire cycle.However,the operation of the SCO_(2) compressor near the critical point has brought many design and operation problems.Based on the Reynolds Averaged Navier-Stokes(RANS)model,the performance and flow field of SCO_(2) centrifugal compressors based on different CO_(2) working fluid models are numerically investigated in this paper.The stability and convergence of the compressor steady-state simulation are also discussed.The results show that the fluid based on the Span-Wanger(SW)equation can obtain a more ideal compressor performance curve and capture a more accurate flow field structure,while the CO_(2) ideal gas is not suitable for the calculation of SCO_(2) centrifugal compressors.But its flow field can be used as the initial flow field for numerical calculation of centrifugal compressor based on CO_(2) real gas.Yueming YANG Bingkun MA Yongqing XIAO Jianhui QI 2021Mechanical Engineering Science2021,3,2:0
18恢复梯度上华中亚热带森林生物多样性、林分因子及功能特性对生物量、生产力的影响显示文摘草地群落上进行的控制实验大都发现生物多样性对生态系统功能有显著促进作用。然而,在天然林中,多样性与林分因子、群落功能特性的相对作用大小仍存在争议。本文在森林恢复梯度上,研究这3类因素对生物量和生产力的相对影响。我们在湖北神农架设置了处于不同恢复阶段的24块(600 m2)亚热带森林样地,计算了林分生物量和生产力。选择5个关键的植物功能性状,并计算了群落的功能多样性(功能丰富度、功能均匀度和功能离散度)和性状的加权平均值(CWM)。使用一般线性模型(GLMs)、变异分离等方法探究林分因子(密度、林龄、群落最大树高等)、功能特性、物种和功能多样性对生物量和生产力的相对重要性。研究结果表明,随着森林恢复,林分生物量和生产力显著增加,群落物种丰富度显著增加,而功能离散度显著降低。变异分离结果表明,多样性对生物量和生产力的单独效应不显著,但可能通过与林分因子和功能特性的协同效应来影响生物量和生产力。总体而言,我们发现林分因子对亚热带森林生物量和生产力的影响最大,功能特性显著影响生产力,但不影响生物量。这些结果说明,在森林经营中,调整林分结构和群落物种特性是提高森林碳储量和固碳潜力的有效途径。Wenhao Miao Shupeng Ma Zhiwen Guo Haozhe Sun Xuemei Wang Yueming Lyu Xiangping Wang 2022Journal of Plant Ecology2022,15,2:0
19Age of Information for Short-Packet Covert Communication with Time Modulated Retrodirective Array显示文摘In this paper,the covert age of information(CAoI),which characterizes the timeliness and covertness performance of communication,is first investigated in the short-packet covert communication with time modulated retrodirective array(TMRDA).Specifically,the TMRDA is designed to maximize the antenna gain in the target direction while the side lobe is sufficiently suppressed.On this basis,the covertness constraint and CAoI are derived in closed form.To facilitate the covert transmission design,the transmit power and block-length are jointly optimized to minimize the CAoI,which demonstrates the trade-off between covertness and timelessness.Our results illustrate that there exists an optimal block-length that yields the minimum CAoI,and the presented optimization results can achieve enhanced performance compared with the fixed block-length case.Additionally,we observe that smaller beam pointing error at Bob leads to improvements in CAoI.Ma Yue Ma Ruiqian Lin Zhi Yang Weiwei Cai Yueming Miao Chen Wu Wen 2024China Communications2024,21,4:0
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