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54篇 您的检索式:作者名="RenBo"
    题名 作者 年代 出处 被引量
1A High-Density SNP Genotyping Array for Rice Biology and Molecular Breeding显示文摘一个高密度的单个核苷酸多型性(SNP ) 数组为遗传学者和分子的 breeders.With 是极其重要的 genomic 的巨大的数量的累积重新定序为精确 SNP 察觉的数据和可得到的技术,设计高密度、高质量的米饭 SNP 数组是可能的。这里,我们报导一个高密度的 riceSNP 数组和它的实用程序的开发。SNP 探针被屏蔽超过 10 设计从变化和一个数组说出 RiceSNP50 的 801 米饭的 re-sequencingdata 提取的 000 000 SNP loci 在 Illumina Infinium 站台上被生产。数组 contained51 478 个均匀地分布式的标记,其 68% 个在遗传因子的区域以内。有 parent/F1 relationshipswere 的几百米饭植物过去常为精确 SNP 打电话产生一个高质量的簇文件。应用程序测试证明这穿有的 highgenotyping 精确性,并且能被用于不同目的。例如,有好分辨率的精英米饭变化 wasclustered 的一个核心集合。染色体宽的协会研究(GWAS ) 分析正确地识别了描绘的 QTL.Further,这个数组成功地为变化确认和特点基因渗入被使用。作为一个精确 high-throughputgenotyping 工具, RiceSNP50 将在两功能的 genomics 学习和分子的 breeding.Key 词起一个重要作用:Haodong Chen Weibo Xie Hang He Huihui Yu Wei Chen Jing Li Renbo Yu Yue Yao Wenhui Zhang Yuqing He Xiaoyan Tang Fasong Zhou Xing Wang Deng Qifa Zhang 2014Molecular Plant2014,7,3:38
2Research on crystal growth and properties of a new nonlinear optical crystal:Bismuth borate BiB_3O_6显示文摘BiB3O6 (BIBO) single crystals with sizes of 44 mm × 24 mm × 10 mm and weight of 24.7 g have been successfully grown by the top-seeded method. In this note, the preparation of seed, the growth of crystal and some problems encountered are reported. The lattice parameters of BIBO are a =7.1203(7)A, b = 4.9948(7)A, c = 6.5077(7)A, β= 105.586(8) ', V=222.93(5)A3, which were determined by BRUKER-P4 four-circle diffractometer. BIBO is biaxial crystal and the relative orientation of (X, Y, Z) with regard to (a, b, c) is: X|| b, (Y, c) =47.2°, (Z, a) = 31.6°, determined by the X-ray analysis combined with polarized microscopy. The second-harmonic-generation (SHG) conversion efficiency of the sample for 1.064 μm light is up to 67.7%. We have also obtained the third harmonic generation (THG) of 1.064 μm, namely, 1.064 μm + 0.532 μn →0.355 μm. BIBO crystal is free of moisture and hygroscopy.TENG Bing, WANG Jiyang, WANG Zhengping, JIANG Huaidong, SONG Renbo, LIU Hong, HU Xiaobo, LIU Yaogang, WEI Jingqian & SHAO ZongshuState Key Laboratory of Crystal Materials, Shandong University, Ji’nan 250100, China 2001Chinese Science Bulletin2001,46,21:10
3Microstructure Study on Semi-solid 60Si2Mn during Compressing显示文摘The microstructure behavior and deformation mechanism of semi-solid 60Si2Mn fabricated by electromagnetic stirring under different deformation conditions during thixoforming are studied by means of Gleeble-1500 thermal-strain-stress simulator. The micro- structure of deformed 60Si2Mn and that of the non-deformed are compared. The results show that the grain size within deformation zone decreases as the amount of deformation increases or deformation temperature decreases, but deformation fate has small effect on grain size when the rate is very low. Besides, there is a critical amount of deformation to reduce grain size. These results offer theoretical and experimental basis for further producing semi-solid material with high melting temperature and direct forming of semi-solid slurry.Yonglin Kang, Xiongfei Yang, Renbo Song, Weimin Mao, Maosheng Yang (Material Science & Engineering School, University of Science and Technology Beijing, Beijing 100083, China) 2001Journal of University of Science and Technology Beijing2001,8,2:7
4De novo assembly and comparative analysis of root transcriptomes from different varieties of Panax ginseng C. A. Meyer grown in different environments显示文摘Panax ginseng C. A. Meyer is an important traditional herb in eastern Asia. It contains ginsenosides, which are primary bioactive compounds with medicinal properties. Although ginseng has been cultivated since at least the Ming dynasty to increase production, cultivated ginseng has lower quantities of ginsenosides and lower disease resistance than ginseng grown under natural conditions. We extracted root RNA from six varieties of fifth-year P. ginseng cultivars representing four different growth conditions, and performed Illumina paired-end sequencing. In total, 163,165,706 raw reads were obtained and used to generate a de novo transcriptome that consisted of 151,763 contigs(76,336 unigenes), of which 100,648 contigs(66.3%) were successfully annotated. Differential expression analysis revealed that most differentially expressed genes(DEGs) were upregulated(246 out of 258, 95.3%) in ginseng grown under natural conditions compared with that grown under artificial conditions. These DEGs were enriched in gene ontology(GO) terms including response to stimuli and localization. In particular, some key ginsenoside biosynthesis-related genes, including HMG-Co A synthase(HMGS), mevalonate kinase(MVK), and squalene epoxidase(SE), were upregulated in wild-grown ginseng. Moreover, a high proportion of disease resistance-related genes were upregulated in wild-grown ginseng. This study is the first transcriptome analysis to compare wild-grown and cultivated ginseng, and identifies genes that may produce higher ginsenoside content and better disease resistance in the wild; these genes may have the potential to improve cultivated ginseng grown in artificial environments.ZHEN Gang ZHANG Lei DU YaNan YU RenBo LIU XinMin CAO FangRui CHANG Qi DENG Xing Wang XIA Mian HE Hang 2015Science China(Life Sciences)2015,58,11:6
5PCL2 regulates p53 stability and functions as a tumor suppressor in breast cancer显示文摘Polycomblike2(PCL2) is a well-known component of polycomb repressive complex 2(PRC2) and plays important roles in H3 K27 methylation and homeotic gene silencing.However,the involvement of PCL2 in breast cancer development remains unclear.Here,we established PCL2 as a tumor suppressor gene in breast cancer.Expression level of PCL2 was significantly downregulated in breast cancer tissue samples observed at different TNM stages.Ectopic expression of PCL2 could significantly inhibit cell proliferation and promoted apoptosis.PCL2 also remarkably elevated levels of p53 and its targets by increasing p53 stability.Mechanistically,PCL2 protected p53 proteins from MDM2-mediated ubiquitination and degradation by sequestering MDM2 into the nucleolus.Overexpression of PCL2 also suppressed migration and invasion by inhibiting epithelial-mesenchymal transition.PCL2 expression was correlated with Ecadherin expression and was inversely correlated with vimentin expression.Furthermore,PCL2 knockdown could attenuate anti-tumor effect of MLN4924.Taken together,our findings indicated that PCL2 played a tumor suppressor role in development and progression of breast cancer and may be a prognostic and predictive marker for breast cancer.Yiran Liang Yang Yang Renbo Guo Shuang Gao Xinghong Guo Danyang Li Meng Wang Haruhiko Koseki Xiangzhi Li 2018Science Bulletin2018,63,10:4
6Two-dimensional simulation on the rolling process of semi-solid 60Si2Mn by finite element method显示文摘The effect of various process variables on the law of metal flow for semi-solid rolling 60Si2Mn was studied by finite element method. Semi-solid 60Si2Mn can be described as compressible rigid visco-plastic porous material saturated with liquid. In terms of thermo-mechanical coupling condition, the distributions of stress, velocity and temperature were studied using software MARC. The simulation results showthat the rigid visco-plastic model can accurately describe the semi-solid 60Si2Mn rolling process.The great deformation can achieve completely in view of low flow stress of semi-solid slurry.Renbo Song, Yonglin Kang, Xueping Ren, Hongbo Dong, and Jiwen WangMaterials Science and Engineering School, University of Science and Technology Beijing, Beijing 100083, China 2002Journal of University of Science and Technology Beijing2002,9,4:4
7Investigation of the Microstructure of Rolled Semi-Solid Steel显示文摘In this paper, spring steel-60Si2Mn and stainless steel-1Cr18Ni9Ti were rolled one pass in the semi-solid state. The microstructural evolution during rolling of the steels with different solid fraction was investigated. The experimental results showed that the manner of liquid and solid phases flowing and deforming was different. During rolling, most of solid phases remained in the center of the rolled specimens, while liquid phase flowed to the edge, which resulted in the macrosegregation of liquid and solid phases. Only the amount of solid fraction reached a certain value, were the solid phases deformed and flattened.Renbo SONG, Yonglin KANG, Jianlin SUN, Xiongfei YANG, Aimin ZHAO and Weimin MAODepartment of Metal Forming, University of Science and Technology Beijing, Beijing 100083, China 2002Journal of Materials Science & Technology2002,18,3:4
8Fabrication and Growing Kinetics of Highly Dispersed Gadolinium Zirconate Nanoparticles显示文摘Highly dispersed gadolinium zirconate(GZ)nanoparticles with fluorite structure were successfully synthesized by co-precipitation method,and their phase composition and microstructure,formation mechanism,and grain growth kinetics were investigated.The results suggest that the nanoparticles were obtained through hydroxide dehydration and solid phase reaction.High dispersion was accomplished by ethanol solvent to reduce the hydrogen bond and sodium dodecyl benzene sulfonate(SDBS)surfactant to increase the electrostatic repulsion between the nanoparticles.The grain growth activation energy of GZ powders calcined at lower temperature(<1200°C)is 86.5 kJ/mol(Ql),and the grain growth activation energy of GZ powders calcined at higher temperature(>1200°C)is 148.4 kJ/mol(Qh).The current study shows that the optimal process to synthesize dispersed GZ nanoparticles includes ethanol solvent,3 wt.%SDBS surfactant,and 1100°C as calcining temperature.Renbo Zhu Jianpeng Zou Jie Mao Xiaofeng Zhang Chunming Deng Min Liu Wenlong Chen 2019Research and Application of Materials Science2019,1,1:3
9Non-destructive corrosion study on a magnesium alloy with mechanical properties tailored for biodegradable cardiovascular stent applications显示文摘AnMg-2Zn-0.6Zr-0.6Nd alloy for biodegradable cardiovascular stent applications was prepared through indirect extrusion. The alloy exhibited a superior combination of tensile yield strength(TYS), ultimate tensile strength(UTS) and elongation(EL) of about 269 MPa, 298 MPa and 25.6 %, respectively. In addition,the non-destructive electrochemical frequency modulation(EFM) technique was used for the first time to investigate the corrosion behavior of Mg alloys combined with electrochemical impedance spectroscopy(EIS) in Dulbecco’s Modified Eagle’s Medium(DMEM) and in Hank’s solution. Compared with the corrosion rate of 0.07 mm/year in Hank’s solution, lower corrosion rate of 0.03 mm/year was achieved in DMEM. The significant differences between the corrosion rate trends were discussed and related with the composition of the corrosion layer formed. Depending on the biomimetic fluids tested, different corrosion products were precipitated on the alloy’s surface: a compact and homogeneous layer of Mg_(x)Ca_(y)(PO_(4))_(z) and Zn(OH)_(2) and organic compounds was formed in DMEM, whereas a partial coverage of Mg_(x)Ca_(y)(PO_(4))_(z) and Zn(OH)_(2) was formed in Hank’s solution.Changhong Cai Marta M.Alves Renbo Song Yongjin Wang Jingyuan Li 2021Journal of Materials Science & Technology2021,,7:2
10Estimating Military Aircraft Cost Using Least Squares Support Vector Machines显示文摘A multi-layer adaptive optimizing parameters algorithm is developed for improving least squares support vector machines (LS-SVM), and a military aircraft life-cycle-cost (LCC) intelligent estimation model is proposed based on the improved LS-SVM. The intelligent cost estimation process is divided into three steps in the model. In the first step, a cost-drive-factor needs to be selected, which is significant for cost estimation. In the second step, military aircraft training samples within costs and cost-drive-factor set are obtained by the LS-SVM. Then the model can be used for new type aircraft cost estimation. Chinese military aircraft costs are estimated in the paper. The results show that the estimated costs by the new model are closer to the true costs than that of the traditionally used methods.ZHUJia-yuan ZHANGXi-bin ZHANGHeng-xi RENBo 2004International Journal of Plant Engineering and Management2004,9,2:2
11Expression of Astrocyte Elevated Gene-1: A Novel Marker of the Pathogenesis, Progression, and Poor Prognosis for Endometrial Cancer显示文摘Hongtao Song Cong Li Renbo Lu Yuan Zhang Jingshu Geng 2010International Journal of Gynecological Cancer2010,,7:1
12Reaction mechanism of 1 , 2-dichloroethane/02/Ar in the cold plasma environment 显示文摘CHUN The Li Renbo Yang Minliang Shih 2003Chemical Engineering Journal2003,,:1
13A Computing Method for Accurate Slice Contours Based on an STL Model 显示文摘ZHAO Jibin XIA Renbo LIU Weijun 2009Virtual and Physical Prototyping2009,4,1:1
14A cone beam compu-ted tomography inspection method for fuel rod claddingtubes显示文摘FU Jian TAN Renbo WANG Qianli 2012Nuclear Instruments and Methods in Physics Re-search: Section A2012,688,:1
15Exploring the genetic characteristics of 93-11 and Nipponbare recombination inbred lines based on the Golden Gate SNP assay显示文摘Understanding genetic characteristics in rice populations will facilitate exploring evolutionary mechanisms and gene cloning. Numerous molecular markers have been utilized in linkage map construction and quantitative trait locus(QTL) mappings. However, segregation-distorted markers were rarely considered, which prevented understanding genetic characteristics in many populations. In this study, we designed a 384-marker Golden Gate SNP array to genotype 283 recombination inbred lines(RILs) derived from 93-11 and Nipponbare Oryza sativa crosses. Using 294 markers that were highly polymorphic between parents, a linkage map with a total genetic distance of 1,583.2 c M was constructed, including 231 segregation-distorted markers. This linkage map was consistent with maps generated by other methods in previous studies. In total, 85 significant quantitative trait loci(QTLs) with phenotypic variation explained(PVE) values?5% were identified. Among them, 34 QTLs were overlapped with reported genes/QTLs relevant to corresponding traits, and 17 QTLs were overlapped with reported sterility-related genes/QTLs. Our study provides evidence that segregation-distorted markers can be used in linkage map construction and QTL mapping. Moreover, genetic information resulting from this study will help us to understand recombination events and segregation distortion. Furthermore, this study will facilitate gene cloning and understanding mechanism of inter-subspecies hybrid sterility and correlations with important agronomic traits in rice.Renbo Yu Wei Yan Manzhong Liang Xiaojun Dai Haodong Chen Yunong Sun Xingwang Deng Xiangding Chen Hang He Liangbi Chen 2016Science China(Life Sciences)2016,59,7:1
16Mechanically induced reaction for solid- state synthesis of Mg2Si and Mg2Sn 显示文摘Tatsuhiko Aizawa Renbo Song 2006Intermetallics2006,14,:1
17Solid State Synthesis and Thermoelectric Properties of Mg-Si-Ge System显示文摘Thermoelectric materials, Mg2Si1-xGex (x=0, 0.2, 0.4, 0.6, 0.8, 1), have been prepared by bulk mechanical alloy-ing (BMA) and hot pressing (HP). The electrical conductivity, Seebeck coefficient and thermal conductivity weremeasured from room temperature up to about 700 K. The electrical conductivity of all the samples increases withincreasing temperature, while the Seebeck coefficient and thermal conductivity decrease with increasing temperature.Mg2Si and Mg2Si0.8Ge0.2 possess negative type of conductivity, while for other compounds it is positive. At thesame time, the effect of hot processing condition on thermoelectric properties was also investigated. The maximumfigure of merit of Mg2Si0.6Ge0.4 was obtained with the processing parameter of BMA at 600 cycles and hot pressingat 773 K and 1 GPa for 1 h.Renbo SONG Yazheng LIU Tatsuhiko AIZAWA 2005Journal of Materials Science & Technology2005,21,5:1
18Genetic mapping and localization of a major QTL for seedling resistance to downy mildew in Chinese cabbage (Brassica rapa ssp. pekinensis)显示文摘Shuancang Yu Fenglan Zhang Renbo Yu Yanmin Zou Jiani Qi Xiuyun Zhao Yangjun Yu Deshuang Zhang Li Li 2009Molecular Breeding2009,,4:1
19AEG - 1 over - expres- sion: a novel indicator for peritoneal dissemination and lymph node metastasis in epithelial ovarian cancers 显示文摘Cong L Junjun L Renbo L 2011lnt J Gynecol Cancer2011,21,4:1
20AEG -1 Overexpression: A Novel Indicator for Peritoneal Dissemination and Lymph Node Metastasis in Epithelial Ovarian Cancers显示文摘Cong Li Junjun Liu Renbo Lu Ge Yu Xiaochuan Wang Yulan Zhao Hongtao Song Ping Lin Xicai Sun Xiaoguang Yu Yuan Zhang Xiaoming Ning Jingshu Geng 2011International Journal of Gynecological Cancer2011,,4:1
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