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| 1 | Comparative proteogenomic analysis of the Leptospira interrogans virulence-attenuated strain IPAV against the pathogenic strain 56601显示文摘稀释毒力的螺旋体 interrogans serovar Lai 紧张 IPAV 被延长实验室经过从在中国孤立的高度剧毒的祖先的紧张导出。我们学习了 IPAV 的基因变化对病原的 L 经由比较分析使它变为无毒害。interrogans serovar Lai 紧张 56601。IPAV 紧张的完全的染色体顺序决心、使用与作比较,然后修正并且重新注解紧张 56601 的染色体顺序。除了他们的高度类似的 genomic,结构和基因顺序, 33 插入的一个总数, 53 删除和 301 个单个核苷酸的变化(SNV ) 在整个直接影响 101 基因的 IPAV 的染色体被检测,在他们的 5 ′ 的任何一个;在上游的区域或在他们的编码区域以内。在他们之中, 44 功能的基因的多数涉及信号 transduction,压力反应, transmembrane 运输和氮新陈代谢。基于量的液体,层析(LC )-MS/MS 数据揭示了的比较 proteomic 分析在 orthologs 的 1 627 选择的对之中,在 IPAV 的 174 基因拉紧,这是 upregulated,与主要在精力的班上的丰富生产和类脂化合物新陈代谢。相反,在紧张 56601 的 228 基因是 upregulated,与在蛋白质翻译和 DNA 复制 / 修理的范畴充实的多数。 genomic 和 proteomic 途径的联合在批评基因说明了那改变的表情或变化,例如编码 Ser/Thr kinase ,碳饥饿蛋白质 CstA ,夫酸安合成酶,GTP有约束力的蛋白质 BipA , ribonucleotide-diphosphate reductase 和磷酸盐 transporter 的那些,并且在脂蛋白或外部膜蛋白质的翻译侧面的改变是可能的在紧张 IPAV 说明毒力变细。 | Yi Zhong Xiao Chang Xing-Jun Cao Yan Zhang Huajun Zheng Yongzhang Zhu Chengsong Cai Zelin Cui Yunyi Zhang Yuan-Yuan Li Xiu-Gao Jiang Guo-Ping Zhao Shengyue Wang Yixue Li Rong Zeng Xuan Li Xiao-Kui Guo | 2011 | Cell Research2011,21,8: | 10 |
| 2 | Effect of lithium or aluminum substitution on the characteristics of graphite for anode of lithium ion batteries显示文摘Modification of graphite for anode of lithium ion batteries is investigated. Results of X-ray diffraction shows lithium and aluminum exists as Li compound (CH3COOLi@2H2O) and Al compound (AlD3) in the graphite, respectiovely.The Bmnauer-Emmer-Teller (BET) surface area of the modified graphite increases. According to the electrochemical measurements of Li/C cell and prototype Li-ion batteries, the Li-doped graphite has large reversible capacity of 312.2mA@h/g, low irreversible capacity of 52.9 mA@h/g, and high initial coulombic efficiency of 85.51%. The 063448 size prototype battery with Li-doped graphite anode has large discharge capacity of 845 mA@h and good cycling performance. The initial charge/discharge characteristic of Al-doped graphite is close to those of undoped graphite, but the prototype battery with Al-doped anode shows the best cycling performance with capacity retention ratio of 94.06% at the 200th cycle. | GUO Huajun, LI Xinhai, WANG Zhixing, PENG Wenjie, and GUO YongxingCollege of Metallurgical Science and Engineering, Central South University, Changsha 410083, China | 2003 | Rare Metals2003,22,4: | 9 |
| 3 | Analysis of the microbiota of sputum samples from patients with lower respiratory tract infections显示文摘唾沫是从患更低的呼吸的道感染的病人收集的最普通的样品,它为这些感染的细菌的鉴定是关键的。在这研究,我们与更低的呼吸的道感染从 101 个病人注册了 101 件唾沫样品。开始,在唾沫包含的细菌的 16S rDNA V3 hypervariable 区域的 pyrosequencing 为 microbiota 分析作为一条文化无关的途径被利用。为比较,用一个文化依赖者的临床的实验室测试为样品也被做的唾沫的一样的队自动化了细菌的鉴定系统。由 pyrosequencing, > 70,000 DNA 碎片在被 Ribosomal 数据库工程(RDP ) 过程分析以后被发现并且分类进 129 个细菌的类。大多数序列属于几个占优势的类,例如链球菌和葡萄球菌,显示这些类起在更低的呼吸的道感染的一个重要作用。另外,属于潜在的原因的代理人的一些序列例如霉浆菌, Haemophilus,和 Moraxella,也被发现,但是这些序列没被临床的实验室测试发现。为两个方法检测的九个类,方法的敏感被比较,结果证明 pyrosequencing 是更敏感的,除了 Klebsiella 和 Mycobacterium。显著地,这个方法揭示了更复杂的细菌的社区,它为细菌的察觉显示出一个有希望的能力。 | Yuhua Zhou Ping Lin Qingtian Li Lizhong Han Huajun Zheng Yanxia Wei Zelin Cui Yuxing Ni Xiaokui Guo | 2010 | Acta Biochimica et Biophysica Sinica2010,42,10: | 8 |
| 4 | Performance and capacity fading reason of LiMn_2O_4/graphite batteries after storing at high temperature显示文摘Spinel LiMn2O4 was synthesized by a solid-state method. A 204468-size battery was fabricated and stored at 55°C. The structure and morphology of the LiMn2O4 cathode were analyzed by X-ray diffraction (XRD) and scanning electron microscopy (SEM) technique. Energy dispersive spectroscopy (EDS) was used to analyze the surface component of the carbon anode. The discharge capacities of LiMn2O4 stored for 0, 24, 48, and 96 h are 106, 98, 96, and 92 mAh?g?1, respectively. The cyclic performance is improved after storage. The capacity retentions of LiMn2O4 stored for 0, 24, 48, and 96 h are 83.8%, 85.8%, 86.9%, and 88.6% after 180 cycles. The intensity of all the LiMn2O4 diffraction peaks is weakened. Mn is detected from the carbon electrode when the battery is stored for 96 h. Cyclic voltammograms and electrochemical impedance spectroscopy (EIS) were used to examine the surface state of the electrode after storage. The results show that the resistance and polarization of LiMn2O4/electrolyte is increased after storage, which is responsible for the fading of capacity. | LIU Yunjian LI Xinhai GUO Huajun WANG Zhixing HU Qiyang PENG Wenjie YANG Yong | 2009 | Rare Metals2009,28,4: | 7 |
| 5 | Improving the electrochemical performance of LiMn_2O_4/graphite batteries using LiF additive during fabrication显示文摘LiMn2O4/graphite batteries using LiF additive were fabricated and their electrochemical performance including discharge,cycling and storage performances were tested and compared with LiF-free LiMn2O4/graphite batteries.The LiMn2O4/graphite battery with LiF added shows better capacity (107.5 mAh/g),cycling performance (capacity retention ratio of 93% after 100 cycles),and capacity recovery ratio (98.1%) than the LiF-free battery.The improvement in electrochemical performance of the LiF-added LiMn2O4/graphite battery was due to the fact that LiF can restrain the dissolution of Mn from the spinel LiMn2O4 cathode into the electrolyte,leading to a smaller resistance and polarization. | LIU Yunjian GUO Huajun LI Xinhai WANG Zhixing | 2011 | Rare Metals2011,30,2: | 6 |
| 6 | Cooperation of nitrogen-doping and catalysis to improve the Li-ion storage performance of lignin-based hard carbon显示文摘Hard carbon draws great interests as anode material in lithium ion batteries(LIBs)due to its high theoretical capacity,high rate capability and abundance of its precursors.Herein we firstly synthesize the lignin-melamine resins by grafting melamine onto lignin.Afterwards,nitrogen doped hard carbon is prepared by the pyrolysis of lignin-melamine resins with the aid of catalyst(Ni(NO_3)_2·6H_2O)at 1000°C.Compared with the samples without nitrogen-doping and catalysis,as-prepared nitrogen doped hard carbon exhibits higher reversible capacity(345 mAh g^(–1)at 0.1 A g^(-1)),higher rate capability(145 mAh g^(-1)at 5 A g^(–1))and excellent cycling stability.The superior electrochemical performance is ascribed to the synergistic effect of nitrogen doping,graphitic structure and amorphous structure.Among them,nitrogen doping could create the vacancies around the nitrogen sites,which enhance the reactivity and the electronic conductivity of materials.Additionally,graphitic structure also enhances the electronic conductivity of materials,thus improving the electrochemical performance of hard carbon.It is worthwhile that lignin,renewable and abundant biopolymer,is converted to hard carbon with good electrochemical performance,which realizes the high value utilization of lignin. | Zhewei Yang Huajun Guo Feifei Li Xinhai Li Zhixing Wang Lizhi Cui Jiexi Wang | 2018 | Journal of Energy Chemistry2018,27,5: | 5 |
| 7 | Bifunctional Li6CoO4 serving as prelithiation reagent and pseudocapacitive electrode for lithium ion capacitors显示文摘Lithium ion capacitors(LICs)have been widely used as energy storage devices due to their high energy density and high power density.For LICs,pre-lithiation of negative electrode is necessary.In this work,we employ a bifunctional Li6CoO4(LCO)as cathodic pre-lithiation reagent to improve the electrochemical performance of LICs.The synthesized LCO exhibited high first charge specific capacity of 721 mAh g-1and extremely low initial coulombic efficiency of 3.19%,providing sufficient Li+ for the pre-lithiation of negative electrode in the first charge.Simultaneously,Li6–xCoOy is generated from LCO during the first charge process,which exhibits pseudocapacitive property and contributes to capacity in form of surface capacitance during subsequent cycles,increasing the capacity of capacitive positive electrode.With the appropriate amounts of addition to the positive side in LICs,this bifunctional prelithiation reagent LCO shows significantly improved the electrochemical performance with the energy density of 78.5 Wh kg-1after 300 cycles between 2.0 and 4.2 V at 250 mA g-1. | Yuntao Guo Xinhai Li Zhixing Wang Huajun Guo Jiexi Wang | 2020 | Journal of Energy Chemistry2020,29,8: | 3 |
| 8 | Extraction of valuable metals from lepidolite显示文摘 | Qunxuan Yan Xinhai Li Zhixing Wang Xifei Wu Huajun Guo Qiyang Hu Wenjie Peng Jiexi Wang | 2012 | Hydrometallurgy2012,,: | 1 |
| 9 | Electrochemical performance and capacity fading reason of LiMn 2 O 4 /graphite batteries stored at room temperature显示文摘 | Liu Yunjian Li Xinhai Guo Huajun Wang Zhixing Hu Qiyang Peng Wenjie Yang Yong | 2008 | Journal of Power Sources2008,,1: | 1 |
| 10 | A facile synthesis of graphite/silicon/graphene spherical composite anode for lithium-ion batteries显示文摘 | Lei Gan Huajun Guo Zhixing Wang Xinhai Li Wenjie Peng Jiexi Wang Silin Huang Mingru Su | 2013 | Electrochimica Acta2013,,: | 1 |
| 11 | Extraction of valuable metals from lepidolite显示文摘 | Qunxuan Yan Xinhai Li Zhixing Wang Xifei Wu Huajun Guo Qiyang Hu Wenjie Peng Jiexi Wang | 2012 | Hydrometallurgy2012,,: | 1 |
| 12 | 显示文摘 | Guo Huajun LI Xinhai Wang Zhixing | 2005 | J Cent South Univ Technol2005,12,1: | 1 |
| 13 | Effects of roasting temperature and modification on properties of Li2FeSiO4/C eathode显示文摘 | Li Liming Guo Huajun Li Xinhai | 2009 | Journal of Power Sources2009,189,: | 1 |
| 14 | 显示文摘 | Xiao Wei Li Xinhai Guo Huajun | 2012 | J Cent South Univ2012,19,12: | 1 |
| 15 | Preparation of synthetic rutile and metal-doped LiFePO 4 from ilmenite显示文摘 | Ling Wu Xinhai Li Zhixing Wang Xiaojuan Wang Lingjun Li Jie Fang Feixiang Wu Huajun Guo | 2010 | Powder Technology2010,,: | 1 |
| 16 | Preparation and characteristics of Li2FeSiO4/C composite for cathode of lithium ion batteries 显示文摘 | GUO Huajun XIANG Kaixiong CAO Xuan | 2009 | Trans Nonferrous Met Soc China2009,19,: | 1 |
| 17 | Preparation of core–shell structural single ionic conductor SiO 2 @Li + and its application in PVDF–HFP-based composite polymer electrolyte显示文摘 | Wei Xiao Xinhai Li Huajun Guo Zhixing Wang Yunhe Zhang Xiaoping Zhang | 2012 | Electrochimica Acta2012,,: | 1 |
| 18 | High tap-density Li 3 V 2 (PO 4 ) 3 /C composite material synthesized by sol spray-drying and post-calcining method显示文摘 | Xiaoping Zhang Huajun Guo Xinhai Li Zhixing Wang Ling Wu | 2011 | Electrochimica Acta2011,,: | 1 |
| 19 | Catalytic aerobic oxidation of renewable furfural with phosphomolybdic acid catalyst: an alternative route to maleic acid 显示文摘 | GUO Huajun YIN Guochuan | 2011 | Physical Chemis- try2011,115,17: | 1 |
| 20 | Mild oxidation treatment of graphite anode for Li-ion batteries显示文摘 | Guo Huajun Li Xinhai Wang Zhixing | 2005 | J Cent South Univ Techn2005,12,1: | 1 |