Now showing items 6-25 of 38

    • Bioremediation of petroleum contaminated soil 

      Xu, Ruidan; 徐瑞丹 (TRANS TECH PUBLICATIONS LTD, 2012)
      Two kinds of polyacrylamide(HPAM)-degrading bacteria S1, S2, which can use HPAM as only nitrogen source and the sole carbon source, were isolated from petroleum-contaminated soil of Daqing Oilfield. The bioremediation for ...
    • C3 植物稳定碳同位素组成与盐分的关系 

      韦莉莉; 严重玲 (2008-03)
      :植物在盐生环境中δ13C值的改变可能包含两个成分:一个是盐分对CO2的扩散、传递或光合速率的影响而引起的δ13C值 的改变;另一个是光合途径的转换引起的δ13C值的变化,δ13 C值的大小与诱导发生CAM或C4代谢的程度有关。植物组织的 δ13C值随盐度的变化趋势除了与植物本身固有的耐盐性有关以外,盐度和胁迫时间是影响植物δ13C的重要因素。根据盐生条 件下同位素分馏特点可知,盐生植物与非盐生植物的δ13C随盐度的变化趋势有所不 ...
    • Changes in the leaf composition, leaf mass and leaf area during leaf senescence in three species of mangroves 

      Lin, P; Wang, WQ; 林鹏; 王文卿 (ECOL ENG, 2001-01)
      Dynamics of leaf mass, leaf area and composition during leaf senescence were investigated in three mangrove species: Kandelia candel (L.) Druce, Bruguiera gymnorrhiza (L.) Lamk. and Rhizophora stylosa Griff at Jiulongjiang ...
    • Differential protein expression of kidney tissue in the scallop Patinopecten yessoensis under acute cadmium stress 

      Huang, Xiang; Fang, Cai-Wang; Guo, Yan-Wei; Huang, He-Qing; 黄河清 (ACADEMIC PRESS INC ELSEVIER SCIENCE, 2011-03-04)
      Morphological and proteomic changes in the kidney of scallops exposed to acute cadmium chloride (CdCl(2)) were observed, analyzed and compared with those in the non-exposed control group. Under microscopy the paraffin-embedded ...
    • Distribution of Antioxidatases in Cell of Diatom Nitzschia Closterium and Response to Different Environmental Silicon Concentrations 

      Liang, Junrong; Zheng, Jiang; Zhao, Xin; 梁君荣 (IEEE COMPUTER SOC, 2009)
      The outbreak mechanism of red tide and the rapid reproducing mechanism of red-tide species are not very clear so far. Diatom is one of the main red tide microalgae species. It can utilize the environmental silicon to ...
    • DISTRIBUTION OF VIBRIO ALGINOLYTICUS-LIKE SPECIES IN SHENZHEN COASTAL WATERS, CHINA 

      Chen, Ming-Xia; Li, He-Yang(State Ocean Adm); Li, Gang(PKU HKUST Shenzhen Hongkong Inst Ind Educ Res); Zheng, Tian-Ling(Huaqiao Univ); 郑天凌 (SOC BRASILEIRA MICROBIOLOGIA, 2011-09)
      We investigated the distribution of vibrios in Shenzhen coastal waters in order to obtain valuable information for the aquaculture industry and a health warning system. Quantities of vibrios from surface waters ranged from ...
    • Dynamic output feedback half-plane region pole reliable placement with sensor faults 

      Yao, Bo; Wang, Shuai; 王帅 (IEEE Computer Society, 2011)
      A dynamic output feedback reliable controller design problem of half-plane region pole placement with sensor faults is addressed. For a class of linear systems, a more practical and general faults model of sensor is ...
    • Effect of sodium-based slag treatment on the distribution of impurities in metallurgical grade silicon 

      Fang, M.; Lu, C.H.; Lai, H.X.; Huang, L.Q.; Chen, J.; Li, J.T.; Ma, W.H.; Wei, K.X.; Sheng, Z.L.; Shen, J.N.; Luo, X.T.; 鲁春华 (Trans Tech Publications Ltd, 2013)
      The distribution of impurities in metallurgical grade silicon before and after slag treatment was investigated for the purpose of upgrading metallurgical grade to solar grade silicon. It was found that metal impurities ...
    • Experimental investigation of microbial paraffin removal technology 

      Liu, Jianghong; Jia, Yunpeng; Xu, Ruidan; Chen, Yitong; 徐瑞丹 (Trans Tech Publications, 2013)
      By separation and purification experiment, microorganisms were obtained. The paraffin removal strain was named for SW-1. Microscopic and morphological examinations showed strain SW-1 was to be Bacillus Cereus. After strain ...
    • FTIR study of the oxygen reduction reactions on Sm0.5Sr0.5CoO3 

      Qi-Hui Wu; Harry Abernathy; Zhe Cheng; 程喆; Meilin Liu (SURF REV LETT, 2007-08)
      The oxygen reduction on solid oxide fuel cell cathode electrode, Sm0.5Sr0.5CoO3, was studied by using emission Fourier transform infrared spectroscopy (FTIR). Superoxide (O-2) species was detected with appearance of an IR ...
    • Guanacastane-type diterpenoids with cytotoxic activity from Coprinus plicatilis 

      Liu, Yuanzhen; Li, Yaoyao; Ou, Yixin; Xiao, Shuyan; Lu, Chunhua; Zheng, Zhonghui; 郑忠辉; Shen, Yuemao; 沈月毛 (PERGAMON-ELSEVIER SCIENCE LTD, 2012-08-01)
      Four new guanacastane-type diterpenoids (1-4), together with the known compound, guanacastepene E (5), were isolated from a basidiomycete of the macro-fungi, Coprinus plicatilis 82. Their structures were elucidated on the ...
    • LamB, OmpA and OmpC are key altered outer membrane proteins in E coli response to isopropanol 

      Wang, S.; Zhang, D.; Lin, X.; Li, H.; Peng, X.; 王三英 (TOXICOL LETT, 2011-08-28)
    • Microbial prevention of wax deposition in crude oil 

      Liu, Jianghong; Jia, Yunpeng; Xu, Ruidan; 徐瑞丹 (Trans Tech Publications, 2012)
      Microorganisms were obtained by separation and purification experiment from waxy oil production wells in Daqing Oilfield. The paraffin removal strain was named for S1, and the biological surfactant strain was named for G1. ...
    • Molecular beacon-based homogeneous fluorescence PCR assay for the diagnosis of infectious diseases 

      Li, QG; Liang, JX; Luan, GY; Zhang, Y; Wang, K; 李庆阁 (ANAL SCI, 2000-02)
      A rapid and simple homogeneous fluorescence PCR assay was developed for the clinical diagnosis of infectious diseases based on a molecular beacon. The established method could reproducibly detect Mycobacterium tuberculosis ...
    • Optimization of degrading poly-containing wastewater conditions of mixed bacteria by orthogonal experiments 

      Liu, Jianghong; Xu, Ruidan; Pan, Yang; Wang, Yuanying; 徐瑞丹 (Trans Tech Publications, 2012)
      The factor influencing on the mixed bacteria to degrade wastewater containing poly-containing conditions were optimized. Crude oil as a source of carbon, the effects of nitrogen sources, phosphorus sources, time, inoculation ...
    • Optimizing approach to redundancy rate of sensor signal damping 

      Wang, Fuzhong; Wang, Shuai; 王帅 (IEEE Computer Society, 2011)
      For a class of linear systems, the redundancy rate of sensor signal damping is presented. Based on H∞ performance, a dynamic output-feedback controller is designed with single sensor signal damping interval. Based on linear ...
    • PKD3 is required for prostratin-activated HIV-1 transcription 

      Zhu, Ying; Ding, Feng; Juventus, Aweya Jude; Zhou, Nan; Huan, Zeng; Wu, Shanwen; Wang, Yu; Tong, Xinzhu; Chen, Ruichuan; Liu, Runzhong; 丁凤; 陈瑞川; 刘润忠 (IEEE Computer Society, 2011)
      Prostratin has been shown to promote transcriptional activation of HIV-1 provirus, however, the underlying mechanism is not fully understood. By using HeLa cells with a stably integrated HIV-LTR-Luciferase gene as a reporter ...
    • Purification of silicon by solvent refining with Si-Sn alloy 

      Lu, C.H.; Fang, M.; Lai, H.X.; Huang, L.Q.; Chen, J.; Li, J.T.; Sheng, Z.L.; Shen, J.N.; Luo, X.T.; 鲁春华 (Trans Tech Publications Ltd, 2013)
      Silicon was purified by solvent refining with Si-Sn binary alloy system. Two descend mold velocities, 10mm/h and 100mm/h were tested in directional solidification of the alloy melt. The morphology, structure and the ...
    • Research on the white-rot fungi degradation of lignocellulose of straw 

      Liu, Jianghong; Chen, Yitong; Xu, Ruidan; Sun, Hong; 徐瑞丹 (Trans Tech Publications, 2012)
      The best degradation condition of straw lignin by white-rot fungi was investigated. The adding amount of synthetic medium, the inoculum size and the temperature were investigated by experiment of single factor and orthogonal ...
    • The Localization of hnRNP A2/B1 in Nuclear Matrix and the Aberrant Expression During the RA-Induced Differentiation of Human Neuroblastoma SK-N-SH Cells 

      Liang, Ying; Shi, Song-Lin; Li, Qi-Fu; Chen, Lan-Ying; Jing, Guang-Jun; Tan, Guo-Wei; Wang, San-Ying; 王三英; Wu, Fu-Yun (WILEY-BLACKWELL, 2011-07-07)
      Heterogeneous nuclear ribonucleoprotein (hnRNP) A2/B1 is involved in the synthesis of RNA. Its expression is up-regulated in many tumor cell lines. In this study, we investigated the distribution of hnRNP A2/B1 in the ...