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| 1 | The Reference Genome of Tea Plant and Resequencing of 81 Diverse Accessions Provide Insights into Its Genome Evolution and Adaptation显示文摘Tea plant is an important economic crop,which is used to produce the world's oldest and most widely consumed tea beverages.Here,we present a high-quality reference genome assembly of the tea plant(Camellia sinensis var.sinensis)consisting of 15 pseudo-chromosomes.LTR retrotransposons(LTR-RTs)account for 70.38%of the genome,and we present evidence that LTR-RTS play critical roles in genome size expansion and the transcriptional diversification of tea plant genes through preferential insertion in promoter regions and introns.Genes,particularly those coding for terpene biosynthesis pro-teins,associated with tea aroma and stress resistance were significantly amplified through recent tandem duplications and exist as gene clusters in tea plant genome.Phylogenetic analysis of the sequences of 81 tea plant accessions with diverse origins revealed three well-differentiated tea plant populations,support-ing the proposition for the southwest origin of the Chinese cultivated tea plant and its later spread to western Asia through introduction.Domestication and modern breeding left significant signatures on hundreds of genes in the tea plant genome,particularly those associated with tea quality and stress resis-tance.The genomic sequences of the reported reference and resequenced tea plant accessions provide valuable resources for future functional genomics study and molecular breeding of improved cul-tivars of tea plants. | Enhua Xia Wei Tong Yan Hou Yanlin An Linbo Chen Qiong Wu Yunlong Liu Jie Yu Fangdong Li Ruopei Li Penghui Li Huijuan Zhao Ruoheng Ge Jin Huang Ali Inayat Mallano Yanrui Zhang Shengrui Liu Weiwei Deng Chuankui Song Zhaoliang Zhang Jian Zhao Shu Wei Zhengzhu Zhang Tao Xia Chaoling Wei Xiaochun Wan | 2020 | Molecular Plant2020,13,7: | 51 |
| 2 | Three-dimensional Finite Element Analysis of the Mechanical Properties of Helical Thread Connection显示文摘Conventional analytical and numerical methods for the mechanical properties of helical threads are relied on many assumptions and approximations and thus hardly yield satisfied results. A parameterized 3D finite element model of bolted joints with real helical thread geometry is established and meshed with refined hexahedral elements. The Von Mises plasticity criterion, kinematic hardening rule of materials and interfacial contacts are employed to make it possible for the suggested model be able to approach real assembly conditions. Then, the mechanical properties of bolted joints with different thread pitches, thread numbers and modular ratios are investigated, including the contact pressure distribution at joint interfaces, the axial load distribution and stress concentration in screw threads during the loading and unloading process. Simulation results indicate that the load distribution in screw threads produced by the suggested model agrees well the results from CHEN's photoelastic tests. In addition, an interesting phenomenon is found that tightening the bolt with a large preload first and then adjusting the clamping force by unloading can make the load distribution more uniform and reduce the maximum residual equivalent stress in thread roots by up to 40%. This research provides a simple and practical approach to constructing the 3D finite element model and predicting the mechanical properties of helical thread connection. | YANG Guoqing HONG Jun ZHU Linbo LI Baotong XIONG Meihua WANG Fei | 2013 | Chinese Journal of Mechanical Engineering2013,26,3: | 19 |
| 3 | Cancer-associated fibroblasts in breast cancer:Challenges and opportunities显示文摘The tumor microenvironment is proposed to contribute substantially to the progression of cancers,including breast cancer.Cancer-associated fibroblasts(CAFs)are the most abundant components of the tumor microenvironment.Studies have revealed that CAFs in breast cancer originate from several types of cells and promote breast cancer malignancy by secreting factors,generating exosomes,releasing nutrients,reshaping the extracellular matrix,and suppressing the function of immune cells.CAFs are also becoming therapeutic targets for breast cancer due to their specific distribution in tumors and their unique biomarkers.Agents interrupting the effect of CAFs on surrounding cells have been developed and applied in clinical trials.Here,we reviewed studies examining the heterogeneity of CAFs in breast cancer and expression patterns of CAF markers in different subtypes of breast cancer.We hope that summarizing CAFrelated studies from a historical perspective will help to accelerate the development of CAF-targeted therapeutic strategies for breast cancer. | Dengdi Hu Zhaoqing Li Bin Zheng Xixi Lin Yuehong Pan Peirong Gong Wenying Zhuo Yujie Hu Cong Chen Lini Chen Jichun Zhou Linbo Wang | 2022 | Cancer Communications2022,42,5: | 9 |
| 4 | Teracluster LSSC-II--Its designing principles and applications in large scale numerical simulations显示文摘The teracluster LSSC-II installed at the State Key Laboratory of Scientific and Engineering Computing, Chinese Academy of Sciences is one of the most powerful PC clusters in China. It has a peek performance of 2Tflops. With a Linpack performance of 1.04Tflops, it is ranked at the 43rd place in the 20th TOP500 List (November 2002), 51st place in the 21st TOP500 List (June 2003), and the 82nd place in the 22nd TOP500 List (November 2003) with a new Linpack performance of 1.3Tflops. In this paper, we present some design principles of this cluster, as well as its applications in some large-scale numerical simulations. | ZHANG Linbo, CHEN Shiyi, LI Xinliang, CAO Jianwen, ZHANG Wensheng & GONG XingaoState Key Laboratory of Scientific and Engineering Computing, Academy of Mathematics and System Sciences, Chinese Academy of Sciences, Beijing 100080, China Department of Mechanical Engineering, The Johns Hopkins University and Center for Computational Science and Engineering, Peking University, Beijing 100875, China Institute of Mechanics, Chinese Academy of Sciences, Beijing 100080, China Parallel Computing Laboratory, Institute of Software, Chinese Academy of Sciences, Beijing 100080, China Academy of Mathematics and System Sciences, Chinese Academy of Sciences, Beijing 100080, China Surface Physics Laboratory (National Key Laboratory), Fudan University, Shanghai 200433 Institute of Solid State Physics, Chinese Academy of Sciences, Hefei 230031, China | 2004 | Science China Mathematics2004,47,z1: | 8 |
| 5 | Fucoxanthin induces growth arrest and apoptosis in human bladder cancer T24 cells by up-regulation of p21 and down-regulation of mortalin显示文摘Fucoxanthin,自然类胡萝卜素,被报导了在人的结肠癌房间,人的前列腺癌症房间,人的白血病房间,和人的上皮的颈的癌症房间举办反癌症活动。这研究被承担把 fucoxanthin 的分子的机制与人的膀胱癌症 T24 房间线作比较。 MTT 分析结果证明 5 和 10 M fucoxanthin 在生长拘捕在 G 0/G1伴随的一个剂量依赖者和时间依赖者举止禁止了 T24 房间的增长房间周期的阶段,被 p21 的起来规定调停,cyclin依赖的 kinase ( CDK )禁止的蛋白质和 CDK-2 , CDK-4 , cyclin D1 ,和 cyclin E 的下面规定。另外, 20 和 40 M fucoxanthin 由 mortalinp53 建筑群的废除和原子变异类型的 p53 的复活导致了 T24 房间的 apoptosis,它也让肿瘤 suppressor 作为野类型的 p53 工作。所有这些结果证明 T24 房间上的 fucoxanthin 的反癌症活动被 p21 的起来规定经由在 mortalin ,它是的表示水平,一个压力管理者和热的一个成员震惊的减少在低剂量和 apoptosis 在 G 0/G1阶段与房间周期拘捕联系蛋白质 70 ,在高剂量由劈开的 caspase-3 的起来规定列在后面。 | Linbo Wang Yang Zeng Ye Liu Xuansheng Hu Shuhong Li Yuepeng Wang Ling Li Zhongfang Lei Zhenya Zhang | 2014 | Acta Biochimica et Biophysica Sinica2014,46,10: | 5 |
| 6 | Preparation and Corrosion Resistance of Anodic Oxidation Coatings on 2198 and 5A90 Al-Li Alloys显示文摘2198 and 5A90 Al-Li alloys were anodized with a constant DC potential in 18%H_2SO_4solution(Solu.A) and the mixture solution of 18%H_2SO_4+5%C_2H_2O_4(Solu.B) at room temperature. 12 and 11 V was optimized as the applied oxidation potential for 2198 and 5A90 alloys, respectively. Cross-sectional morphology, surface morphology and elements distribution of anodic oxidation coatings were observed by scanning electron microscope equipped with energy dispersive X-ray analysis(SEM/EDX). Corrosion resistance was tested by potentiodynamic polarization plot in 3.5%NaCl solution. The results showed that the thicknesses of coatings obtained at the selected potential in Solu.A and Solu.B were about 50 μm/110 μm for 2198 alloy and 80 μm/110 μm for 5A90 alloy. In both solutions, anodic oxidation coatings of 2198 alloy were primarily composed of Al oxides; those of 5A90 alloy were mainly consisted of Al oxides and a small amount of Mg oxides. The results of potentiodynamic polarization showed that anodic oxidation coatings of 2198 and 5A90 Al-Li alloys had better corrosion resistances than that of untreated alloys. | 王赫男 LI Xinming HE Linbo CUI Baolei LIU Chunzhong | 2019 | Journal of Wuhan University of Technology(Materials Science)2019,34,1: | 3 |
| 7 | Independent ore deposits of dispersed elements显示文摘EIGHT elements Ge, Ga, In, Tl, Re, Cd, Se and Te are usually referred to as dispersed elements. In the long past, there has been no report on independent ore deposits of dispersed elements at home andabroad. In recent years there have been continually discovered independent ore deposits of Ge, Tl, Cd,Se and Te in the southwestern part of China, which is a great breakthrough in the field of ore deposits.The discovery of dispersed element independent deposits indicates that the dispersed elements are of dispersion in nature, but, on the other hand, they can also be concentrated to form independent ore depositsunder favorable geological conditions, even to form superlarge ore deposits under certain geological conditions. Having being restrained by traditional ideas, people have not paid sufficient attention to thestudy of independent ore deposits of dispersed elements as they have little knowledge about the geochemical behavior of dispersed elements in the processes of their mobilization, transport and enrichment. | GAO Zhenmin, LI Chaoyang and YAO Linbo Institute of Geochemistry, Chinese Academy of Sciences, Guiyang 550002, China | 1999 | Chinese Science Bulletin1999,44,S2: | 3 |
| 8 | Copper partitioning between granitic silicate melt and coexisting aqueous fluid at 850°C and 100 MPa显示文摘Experiments on the partitioning of Cu between different granitic silicate melts and the respective coexisting aqueous fluids have been performed under conditions of 850 °C, 100 MPa and oxygen fugacity(f O_2) buffered at approaching Ni–Ni O(NNO). Partition coefficients of Cu(DCu= cfluid/cmelt) were varied with different alumina/alkali mole ratios [Al_2O_3/(Na_2O·K_2O), abbreviated as Al/Alk], Na/K mole ratios, and Si O_2 mole contents. The DCu increased from 1.28 ± 0.01 to 22.18 ± 0.22 with the increase of Al/Alk mole ratios(ranging from 0.64 to 1.20)and Na/K mole ratios(ranging from 0.58 to 2.56). The experimental results also showed that DCuwas positively correlated with the HCl concentration of the starting fluid.The DCuwas independent of the Si O_2 mole content in the range of Si O_2 content considered. No DCuvalue was less than 1 in our experiments at 850 °C and 100 MPa, indicating that Cu preferred to enter the fluid phase rather than the coexisting melt phase under most conditions in the melt-fluid system, and thus a significant amount of Cu could be transported in the fluid phase in the magmatichydrothermal environment. The results indicated that Cu favored partitioning into the aqueous fluid rather than themelt phase if there was a high Na/K ratio, Na-rich, peraluminous granitic melt coexisting with the high Cl-fluid. | Shuilong Wang Hui Li Linbo Shang Xianwu Bi Xinsong Wang Wenlin Fan | 2016 | Acta Geochimica2016,35,4: | 3 |
| 9 | Penumbral imaging and numerical evaluation of large area source neutron imaging system显示文摘The fusion neutron penumbral imaging system Monte Carlo model was established. The transfer functions of the two discrete units in the neutron source were obtained in two situations:Imaging in geometrical near-optical and real situation. The spatial resolutions of the imaging system in two situations were evaluated and compared. The penumbral images of four units in the source were obtained by means of 2-dimensional (2D) convolution and Monte Carlo simulation. The penumbral images were reconstructed with the same method of filter. The same results were confirmed. The encoding essence of penumbral imaging was revealed. With MCNP(Monte Carlo N-particle) simulation,the neutron penumbral images of the large area source (200 μm×200 μm) on scintillation fiber array were obtained. The improved Wiener filter method was used to reconstruct the penumbral image and the source image was obtained. The results agree with the preset neutron source image. The feasibility of the neutron imaging system was verified. | YueLei Wu HuaSi Hu BoPing Zhang LinBo Li Da Chen Qing Shan Jie Zhu | 2009 | Science China(Technological Sciences)2009,52,9: | 3 |
| 10 | Cycle-by-Cycle Queue Length Estimation for Signalized Intersections Using Multi-Source Data显示文摘In order to estimate vehicular queue length at signalized intersections accurately and overcome the shortcomings and restrictions of existing studies especially those based on shockwave theory,a new methodology is presented for estimating vehicular queue length using data from both point detectors and probe vehicles. The methodology applies the shockwave theory to model queue evolution over time and space. Using probe vehicle locations and times as well as point detector measured traffic states,analytical formulations for calculating the maximum and minimum( residual) queue length are developed. The proposed methodology is verified using ground truth data collected from numerical experiments conducted in Shanghai,China. It is found that the methodology has a mean absolute percentage error of 17. 09%,which is reasonably effective in estimating the queue length at traffic signalized intersections. Limitations of the proposed models and algorithms are also discussed in the paper. | Zhongyu Wang Qing Cai Bing Wu Yinhai Wang Linbo Li | 2015 | Journal of Harbin Institute of Technology(New Series)2015,22,2: | 3 |
| 11 | Aquaporin 4 expression and ultrastructure of the blood-brain barrier following cerebral contusion injury显示文摘This study aimed to investigate aquaporin 4 expression and the ultrastructure of the blood-brain barrier at 2-72 hours following cerebral contusion injury,and correlate these changes to the formation of brain edema.Results revealed that at 2 hours after cerebral contusion and laceration injury,aquaporin 4 expression significantly increased,brain water content and blood-brain barrier permeability increased,and the number of pinocytotic vesicles in cerebral microvascular endothelial cells increased.In addition,the mitochondrial accumulation was observed.As contusion and laceration injury became aggravated,aquaporin 4 expression continued to increase,brain water content and blood-brain barrier permeability gradually increased,brain capillary endothelial cells and astrocytes swelled,and capillary basement membrane injury gradually increased.The above changes were most apparent at 12 hours after injury,after which they gradually attenuated.Aquaporin 4 expression positively correlated with brain water content and the blood-brain barrier index.Our experimental findings indicate that increasing aquaporin 4 expression and blood-brain barrier permeability after cerebral contusion and laceration injury in humans is involved in the formation of brain edema. | Xinjun Li Yangyun Han Hong Xu Zhongshu Sun Zengjun Zhou Xiaodong Long Yumin Yang Linbo Zou | 2013 | Neural Regeneration Research2013,8,4: | 2 |
| 12 | Involucre fossils of Carpinus,a northern temperate element,from the Miocene of China and the evolution of its species diversity in East Asia显示文摘East Asia has long been recognized as a major center for temperate woody plants diversity.Although several theories have been proposed to explain how the diversity of these temperate elements accumulated in the region,the specific process remains unclear.Here we describe six species of Carpinus,a typical northern hemisphere temperate woody plant,from the early Miocene of the Maguan Basin,southwestern China,southern East Asia.This constitutes the southernmost,and the earliest occurrence that shows a high species diversity of the genus.Together with other Carpinus fossil records from East Asia,we show that the genus had achieved a high diversity in East Asia at least by the middle Miocene.Of the six species here described,three have become extinct,indicating that the genus has experienced apparent species loss during its evolutionary history in East Asia.In contrast,the remaining three species closely resemble extant species,raising the possibility that these species may have persisted in East Asia at least since the early Miocene.These findings indicate that the accumulation of species diversity of Carpinus in East Asia is a complex process involving extinction,persistence,and possible subsequent speciation. | Li Xue Linbo Jia Gi-soo Nam Yongjiang Huang Shitao Zhang Yuqing Wang Zhuo Zhou Yongsheng Chen | 2020 | Plant Diversity2020,42,3: | 2 |
| 13 | Synthesis and SO2 Absorption/Desorption Properties of Poly(1,1,3,3-Tetramethylguanidine Acrylate)显示文摘 | An Dong Wu Linbo Li Bogeng | 2007 | Macromolecules2007,40,9: | 1 |
| 14 | Water-related ecosystem services provided by urban green space: A case study in Yixing City (China)显示文摘 | Liyun Yang Linbo Zhang Yuan Li Songtao Wu | 2015 | Landscape and Urban Planning2015,,: | 1 |
| 15 | Experimental investigation of Z-pinch radiation source for indirect drive inertial confinement fusion显示文摘Z-pinch dynamic hohlraums(ZPDHs)could potentially be used to drive inertial confinement fusion targets.Double-or multishell capsules using the technique of volume ignition could exploit the advantages of ZPDHs while tolerating their radiation asymmetry,which would be unacceptable for a central ignition target.In this paper,we review research on Z-pinch implosions and ZPDHs for indirect drive targets at the Institute of Nuclear Physics and Chemistry,China Academy of Engineering Physics.The characteristics of double-shell targets and the associated technical requirements are analyzed through a one-dimensional computer code developed from MULTI-IFE.Some key issues regarding the establishment of suitable sources for dynamic hohlraums are introduced,such as soft X-ray power optimization,novel methods for plasma profile modulation,and the use of thin-shell liner implosions to inhibit the generation of prior-stagnated plasma.Finally,shock propagation and radiation characteristics in a ZPDH are presented and discussed,together with some plans for future work. | Zhenghong Li Zhen Wang Rongkun Xu Jianlun Yang Fan Ye Yanyun Chu Zeping Xu Faxin Chen Shijian Meng Jianmin Qi Qinyuan Hu Yi Qin Jiaming Ning Zhanchang Huang Linbo Li Shuqing Jiang | 2019 | Matter and Radiation at Extremes2019,4,4: | 1 |
| 16 | Evaluation of urban redevelopment impact on non-motorized traffic显示文摘As an important component of city evolution,urban land redevelopment has an impact on transportation system.The current traffic impact analysis(TLA) is lack of a comprehensive component for non-motorized transportation under redevelopment.For a better guidance of land redevelopment and non-motorized transportation planning,it is necessary to evaluate the negative impact of redevelopment on non-motorized traffic in the TIA.In this paper,an evaluation framework for the impact analysis is built up.We organized the procedures and components of impact evaluation,and proposed the corresponding qualitative and quantitative evaluation indicators for non-motorized traffic under redevelopment.Level of service(LOS) and its criterion are employed for external impact evaluation,and level of safety,convenience,independence,and comfort which are four aspects of quality of service(QOS) are proposed to analyze the internal impact.The framework is applied to a redevelopment study in Shanghai,China.The case study results indicate that the redevelopment from a residential area to a mixed commercial area has a significant impact on non-motorized traffic.The potential negative impact from both external and internal traffic can be minimized by reasonable improvements in the internal land use design. | Yanli Wang Liang Li Xiaoyu Zhu Bing Wu Linbo Li | 2015 | Journal of Traffic and Transportation Engineering(English Edition)2015,2,3: | 1 |
| 17 | Interactions of miR - 34b / c and TP - 53 polymorphisms on the risk of nasopharyngeal carcinoma显示文摘 | Lijuan Li Jian Wu Xiutian Sima Peng Bai Wei Deng Xueke Deng Lin Zhang Linbo Gao | 2013 | Tumor Biology2013,,3: | 1 |
| 18 | In vivo chondrogenesis of adult bone-marrow-derived autologous mesenchymal stem cells显示文摘 | Jinwu Chen Changyong Wang Shuanghong Lü Junzheng Wu Ximin Guo Cuimi Duan Lingzhi Dong Ying Song Junchuan Zhang Dianying Jing Linbo Wu Jiandong Ding Dexue Li | 2005 | Cell and Tissue Research2005,,3: | 1 |
| 19 | Exploring a particle-size-reduction strategy of YAG:Ce phosphor via a chemical breakdown method显示文摘Particle size reduction of Y_(3)Al_(5)O_(12):Ce(YAG:Ce) phosphor is highly needed for micro-LED display applications.In this work,size control of YAG:Ce phosphor particles is achieved via carbon coating and further heat treatment.A thin layer of carbon is deposited on the surface of YAG:Ce by chemical vapor deposition.During the heat treatment,carbon reacts with oxygen element in the phosphor and escapes from phosphor particles.The reaction results in the phosphor breaking into smaller particles.The phosphors were characterized by laser light scattering for particle size distribution,scanning electron microscopy(SEM),transmission electron microscopy for morphologies,X-ray diffraction refinements for crystal structure and electron energy-loss spectroscopy for elemental analysis.It is demonstrated that the median diameter(D_(50)) of the phosphor particle size is significantly reduced from 19.1 to 0.96 μm yet the photoluminescent properties have little changes.The carbon coating and further heat treatment method show potential application in size control of phosphors. | Hongren Chen Licheng Ju Li Zhang Xin Wang Linbo Zhang Xin Xu Lin Gao Kehui Qiu Liangjun Yin | 2021 | Journal of Rare Earths2021,39,8: | 1 |
| 20 | Synthesis and SO2 absorption/ desorption properties of poly (1,1,3,3- tetram- ethyiguanidine) 显示文摘 | AN DONG WU Linbo LI Bogeng | 2007 | Maeromolecules2007,40,9: | 1 |