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| 1 | Interfacial mechanisms of heterogeneous Fenton reactions catalyzed by iron-based materials: A review显示文摘The heterogeneous Fenton reaction can generate highly reactive hydroxyl radicals(·OH)from reactions between recyclable solid catalysts and H_2O_2 at acidic or even circumneutral pH.Hence,it can effectively oxidize refractory organics in water or soils and has become a promising environmentally friendly treatment technology.Due to the complex reaction system,the mechanism behind heterogeneous Fenton reactions remains unresolved but fascinating,and is crucial for understanding Fenton chemistry and the development and application of efficient heterogeneous Fenton technologies.Iron-based materials usually possess high catalytic activity,low cost,negligible toxicity and easy recovery,and are a superior type of heterogeneous Fenton catalysts.Therefore,this article reviews the fundamental but important interfacial mechanisms of heterogeneous Fenton reactions catalyzed by iron-based materials..OH,hydroperoxyl radicals/superoxide anions(HO_2./O_2^-.)and high-valent iron are the three main types of reactive oxygen species(ROS),with different oxidation reactivity and selectivity.Based on the mechanisms of ROS generation,the interfacial mechanisms of heterogeneous Fenton systems can be classified as the homogeneous Fenton mechanism induced by surface-leached iron,the heterogeneous catalysis mechanism,and the heterogeneous reaction-induced homogeneous mechanism.Different heterogeneous Fenton systems catalyzed by characteristic iron-based materials are comprehensively reviewed.Finally,related future research directions are also suggested. | Jie He Xiaofang Yang Bin Men Dongsheng Wang | 2016 | Journal of Environmental Sciences2016,28,1: | 36 |
| 2 | Relationship between heavy metals and dissolved organic matter released from sediment by bioturbation/bioirrigation显示文摘Organic matter(OM) is an important component of sediment. Bioturbation/bioirrigation can remobilize OM and heavy metals that were previously buried in the sediment. The remobilization of buried organic matter, thallium(Tl), cadmium(Cd), copper(Cu) and zinc(Zn) from sediment was studied in a laboratory experiment with three organisms: tubificid,chironomid larvae and loach. Results showed that bioturbation/bioirrigation promoted the release of dissolved organic matter(DOM) and dissolved Tl, Cd, Cu and Zn, but only dissolved Zn concentrations decreased with exposure time in overlying water. The presence of organisms altered the compositions of DOM released from sediment,considerably increasing the percentage of fulvic acid-like materials(FA) and humic acidlike materials(HA). In addition, bioturbation/bioirrigation accelerated the growth and reproduction of bacteria to enhance the proportion of soluble microbial byproduct-like materials(SMP). The DOM was divided into five regions in the three-dimensional excitation emission matrix(3 D-EEM), and each part had different correlation with the dissolved heavy metal concentrations. Dissolved Cu had the best correlation with each of the DOM compositions, indicating that Cu in the sediment was in the organic-bound form.Furthermore, the organism type and heavy metal characteristics both played a role in influencing the remobilization of heavy metal. | Yi He Bin Men Xiaofang Yang Yaxuan Li Hui Xu Dongsheng Wang | 2019 | Journal of Environmental Sciences2019,31,1: | 12 |
| 3 | Single photon response of superconducting nanowire single photon detector显示文摘Single photon detection is one of the key technologies for quantum key distribution in quantum communication. As a novel single photon detection technology, superconducting nanowire single photon detector (SNSPD) surpasses conventional semiconducting single photon detectors with high count rate and low dark count rate. In this article, we introduce SNSPD fabricated from NbN ultrathin superconducting film and lab-based SNSPD system. The characteristics of single photon response pulse of SNSPD are analyzed in detail. Also discussed is the relationship between waveform of single photon response and system bandwidth. Circuit model is made to analyze the performance of SNSPD. The simulation result agrees well with the experimental data. Those results are valuable for understanding the mechanism of SNSPD and building future SNSPD system for quantum communication. | YOU LiXing SHEN XiaoFang YANG XiaoYan | 2010 | Chinese Science Bulletin2010,55,4: | 11 |
| 4 | Yolk-shell structured Co-C/Void/Co9S8 composites with a tunable cavity for ultrabroadband and efficient low- frequency microwave absorption显示文摘 | Xiaofang Liu Chengcheng Hao Lihua He Cheng Yang Yubin Chen Chengbao Jiang Ronghai Yu | 2018 | Nano Research2018,11,8: | 10 |
| 5 | Enhancement of Fenton oxidation for removing organic matter from hypersaline solution by accelerating ferric system with hydroxylamine hydrochloride and benzoquinone显示文摘Fenton oxidation is generally inhibited in the presence of a high concentration of chloride ions.This study investigated the feasibility of using benzoquinone(BQ) and hydroxylamine hydrochloride(HA) as Fenton enhancers for the removal of glycerin from saline water under ambient temperature by accelerating the ferric system.It was found that organics removal was not obviously affected by chloride ions of low concentration(less than 0.1 mol/L),while the mineralization rate was strongly inhibited in the presence of a large amount of chloride ions.In addition,ferric hydrolysis-precipitation was significantly alleviated in the presence of HA and BQ,and HA was more effective in reducing ferric ions into ferrous ions than HA,while the H_2O_2 decomposition rate was higher in the BQ-Fenton system.Electron spin resonance analysis revealed that OH production was reduced in high salinity conditions,while it was enhanced after the addition of HA and BQ(especially HA).This study provided a possible solution to control and alleviate the inhibitory effect of chloride ions on the Fenton process for organics removal. | Siwei Peng Weijun Zhang Jie He Xiaofang Yang Dongsheng Wang Guisheng Zeng | 2016 | Journal of Environmental Sciences2016,28,3: | 10 |
| 6 | Optical analysis of a hybrid solar concentrating Photovoltaic /Thermal (CPV/T) system with beam splitting technique显示文摘A novel hybrid solar concentrating Photovoltaic/Thermal (CPV/T) system with beam splitting technique is presented. In this system, a beam splitter is used to separate the concentrated solar radiation into two parts: one for the PV power generation and the other for thermal utility. The solar concentrator is a flat Fresnel-type concentrator with glass mirror reflectors. It can concentrate solar radiation onto solar cells with high uniformity, which is beneficial to improving the efficiency of solar cells. The thermal receiver is separated to the solar cells, and therefore, the thermal fluid can be heated to a relatively high temperature and does not affect the performance of solar cells. A dimensionless model was developed for the performance analysis of the concentrating system. The effects of the main parameters on the performance of the concentrator were analyzed. The beam splitter with coating materials Nb2O3 /SiO2 was designed by using the needle optimization technique, which can reflect about 71% of the undesired radiation for silicon cell(1.1m < 3m) to the thermal receiver for thermal utility. The performance of this CPV/T system was also theoretically analyzed. | HU Peng ZHANG Qian LIU Yang SHENG ChunChen CHENG XiaoFang CHEN ZeShao | 2013 | Science China(Technological Sciences)2013,56,6: | 10 |
| 7 | Genome sequencing and phylogenetic analysis of Banna virus(genus Seadornavirus,family Reoviridae)isolated from Culicoides显示文摘In an investigation of blood-sucking insects and arboviruses, a virus(YN12243) was isolated from Culicoides samples collected in the Sino-Burmese border region of Yunnan Province, China. The virus caused cytopathic effect(CPE) in C6/36 cells and passaged stably. Polyacrylamide gel analysis showed that the genome of YN12243 was composed of 12 segments of double-stranded RNA(dsRNA), with a distribution pattern of 6-6. The nucleotide and amino acid sequences of the coding region(1.12 segments) were17,803 bp and 5,925 amino acids in length, respectively. The phylogenetic analysis of VP1 protein(RdRp) revealed that YN12243 belonged to genus Seadornavirus of family Reoviridae, and further analysis indicated that YN12243 belongs to the Banna virus(BAV) genotype A2. Additionally, YN12243 was located in the same evolutionary cluster as BAV strains isolated from different mosquito species, suggesting that the BAV isolated from Culicoides does not have species barriers. These results indicate that Culicoides can also be a vector for BAV. In view of the hematophagous habits of Culicoides on cattle, horses, deer, and other large animals, as well as the possibility of spreading and causing a variety of animal arboviral diseases, it is important to improve infection detection and monitor the BAV in large livestock. | Song Song Yuanyuan Li Shihong Fu Wenwen Lei Xiaofang Guo Yun Feng Xiaoyan Gao Xiaolong Li Zhonghua Yang Ziqian Xu Ying He Huanyu Wang Hongning Zhou Bin Wang Xiaoqing Lu Guodong Liang | 2017 | Science China(Life Sciences)2017,60,12: | 8 |
| 8 | Plasma membrane proteome analysis of the early effect of alcohol on liver: implications for alcoholic liver disease显示文摘在人,酒精的在消费上能导致严肃的肝疾病。在肝疾病上检验酒精的早效果,老鼠被给足够的乙醇开发肝肝硬化。在纤维变性的发作前的老鼠在这个工作被学习。肝的血浆膜(下午) 被提取由两次蔗糖密度坡度 centrifugation。从对待乙醇的老鼠和控制的下午的 proteome 侧面为相对、绝对的 quantitation (iTRAQ ) 用二维的胶化电气泳动(2-DE ) 和等压的标签被分析技术。乙醇处理改变了 15 不同的肝蛋白质的数量:他们中的 10 个被 2-DE 检测并且 5 由 iTRAQ。角质素 8 被两个方法检测。这些差别的基因本体论分析检测了显示的蛋白质他们的那个大多数涉及象有约束力的活动那样的重要房间函数(包括离子, DNA, ATP 绑定,等等) ,房间结构,或酶活动。在这些之中, annexin A2,角质素 8,和角质素 18 进一步用西方的污点分析被验证, annexin A2 被 immunohistochemistry 验证。我们的结果建议酒精有潜力由在 PM 改变几相关蛋白质的表示层次影响房间结构,粘附和酶活动。就我们的知识而言,这是第一次在肝下午 proteome 上学习酒精的效果,它可能对理解导致白酒的肝疾病的可能的机制有用。 | Lijun Zhang Xiaofang Jia Yanling Feng Xia Peng Zhiyong Zhang Wenjiang Zhou Zhanqing Zhang Fang Ma Xiaohui Liu Ye Zheng Pengyuan Yang Zhenghong Yuan | 2011 | Acta Biochimica et Biophysica Sinica2011,43,1: | 8 |
| 9 | Effects of rare earth modifying inclusions on the pitting corrosion of 13Cr4Ni martensitic stainless steel显示文摘In this study,the pitting corrosion behavior of 13Cr4Ni martensitic stainless steel(BASE)and that modified with rare earth(REM)in 0.1 mol/L Na Cl solution were characterized.Techniques such as automatic secondary electron microscope(ASPEX PSEM detector),scanning electron microscope(SEM),transmission electron microscope(TEM),scanning Kelvin probe force microscope(SKP),potentiodynamic and potentiostatic polarizations were employed.The results obtained indicate that BASE steel contains Al_(2)O_(3)/Mn S,Al_(2)O_(3) and Mn S inclusions,while REM steels contain(La,Ce,Cr,Fe)-O and(La,Ce,Cr,Fe)-O-S inclusions.Compared with BASE steel,REM steel is more susceptible to induce the metastable pitting nucleation and repassivation,whereas it restrains the transition from metastable pitting to stable pitting.Adding 0.021%rare earth element to BASE steel can reduce the number and area of inclusions,while that of 0.058%can increase the number and enlarged the size of inclusions,which is also the reason that pitting corrosion resistance of 58 REM steel is slightly lower than that of 21 REM steel.In the process of pitting corrosion induced by Al_(2)O_(3)/Mn S inclusions,Mn S is preferentially anodic dissolved,and also the matrix contacted with Al_(2)O_(3) is subsequently anodic dissolved.For REM steels,anodic dissolution preferentially occurs at the boundary between inclusions and matrix,while(La,Ce,Cr,Fe)-O inclusions chemically dissolve in local acidic environment or are separated from steel matrix.The chemically dissolved substance(La^(3+) and Ce^(3+))of(La,Ce,Cr,Fe)-O inclusions are concentrated in pitting pits,which inhibits its continuous growth. | Changgang Wang Rongyao Ma Yangtao Zhou Yang Liu Enobong Felix Daniel Xiaofang Li Pei Wang Junhua Dong Wei Ke | 2021 | Journal of Materials Science & Technology2021,,34: | 8 |
| 10 | A fundamental theorem for eco-environmental surface modelling and its applications显示文摘We propose a fundamental theorem for eco-environmental surface modelling(FTEEM) in order to apply it into the fields of ecology and environmental science more easily after the fundamental theorem for Earth’s surface system modeling(FTESM). The Beijing-Tianjin-Hebei(BTH) region is taken as a case area to conduct empirical studies of algorithms for spatial upscaling, spatial downscaling, spatial interpolation, data fusion and model-data assimilation, which are based on high accuracy surface modelling(HASM), corresponding with corollaries of FTEEM. The case studies demonstrate how eco-environmental surface modelling is substantially improved when both extrinsic and intrinsic information are used along with an appropriate method of HASM. Compared with classic algorithms, the HASM-based algorithm for spatial upscaling reduced the root-meansquare error of the BTH elevation surface by 9 m. The HASM-based algorithm for spatial downscaling reduced the relative error of future scenarios of annual mean temperature by 16%. The HASM-based algorithm for spatial interpolation reduced the relative error of change trend of annual mean precipitation by 0.2%. The HASM-based algorithm for data fusion reduced the relative error of change trend of annual mean temperature by 70%. The HASM-based algorithm for model-data assimilation reduced the relative error of carbon stocks by 40%. We propose five theoretical challenges and three application problems of HASM that need to be addressed to improve FTEEM. | Tianxiang YUE Na ZHAO Yu LIU Yifu WANG Bin ZHANG Zhengping DU Zemeng FAN Wenjiao SHI Chuanfa CHEN Mingwei ZHAO Dunjiang SONG Shihai WANG Yinjun SONG Changqing YAN Qiquan LI Xiaofang SUN Lili ZHANG Yongzhong TIAN Wei WANG Ying’an WANG Shengnan MA Hongsheng HUANG Yimin LU Qing WANG Chenliang WANG Yuzhu WANG Ming LU Wei ZHOU Yi LIU Xiaozhe YIN Zong WANG Zhengyi BAO Miaomiao ZHAO Yapeng ZHAO Yimeng JIAO Ufra NASEER Bin FAN Saibo LI Yang YANG John PWILSON | 2020 | Science China Earth Sciences2020,63,8: | 7 |
| 11 | Generation and selection of immunized Fab phage display library against human B cell lymphoma显示文摘与 B 房间淋巴瘤在病人的管理把单音的同种细胞的抗体用作指向的治疗的赞同为这组病人导致了新治疗选择。由传统的 hybridoma 技术的单音的同种细胞的抗体的生产是昂贵的,并且结果鼠科的抗体经常有触发人的反老鼠抗体(HAMA ) 反应的劣势。因此,噬菌体产生的重组体 Fab 抗体显示技术能是在管理 B 房间淋巴瘤的一种合适的选择。在这研究,我们从与人的 B 淋巴瘤房间使免疫的 BALB/c 老鼠的怒气房间提取了全部的 RNA,并且使用了 RT-PCR 为 kappa 光链和重链的 Fd 碎片放大 cDNAscoding。在适当限制文摘以后,这些 cDNA 碎片连续地被插入到噬菌体构造一个使免疫的 Fab 噬菌体显示图书馆的中间的向量 pComb3H-SS。构造图书馆的差异是近似 1.94x10 (7 ) 。跟随五轮简历 panning,可溶的 Fab 抗体从 ELISA 识别的积极克隆被生产。从八积极克隆, FabC06, FabC21, FabC43 andFabC59 为顺序分析被选择。在氨基酸顺序的水平,可变的重域(V (H)) 和可变的轻域(V (L)) 被发现分享 88-92% 和 89-94% 相同,序列分别地由相应鼠科的细菌行基因编码了。而且,有 B 房间淋巴瘤的膜蛋白质的反应被 immunohistochemistryand 表明西方的弄污。这些使免疫的 Fab 抗体可以为 B 房间淋巴瘤的进一步的学习提供一个珍贵工具并且能也贡献疾病治疗的改进。 | Yongmei Shen Xiaochun Yang Ningzheng Dong Xiaofang Xie Xia Bai Yizhen Shi | 2007 | Cell Research2007,17,7: | 7 |
| 12 | Isolation and oral immunogenicity assessment of porcine epidemic diarrhea virus NH-TA2020 strain:One of the predominant strains circulating in China from 2017 to 2021显示文摘Porcine epidemic diarrhea(PED)caused by porcine epidemic diarrhea virus(PEDV)is one of the most devastating diseases in the global pig industry due to its high mortality rate in piglets.Maternal vaccines can effectively enhance the gut-mammary gland-secretory IgA axis to boost lactogenic immunity and passive protection of nursing piglets against PEDV challenge.From 2017 to 2021,we collected 882 diarrhea samples from 303 farms in China to investigate the epidemiology of PEDV.The result showed that about 52.15%(158/303)of the farms were positive for PEDV with an overall detection rate of 63.95%(564/882)of the samples.The S1 fragments of S gene from 104 strains were sequenced for the phylogenetic analysis.A total of 71 PEDV strains(68.27%)sequenced in this study were clustered into the predominant G2c subgroup,while the newly-defined G2d strains(9.62%)were identified in three provinces of China.The NH-TA2020 strain of G2c subgroup was isolated and cultured,and its infection to piglets caused watery diarrhea within 24 h,indicating its strong pathogenicity.Oral administration of NH-TA2020 strain to pregnant gilts stimulated high levels of IgA antibody in colostrum.The piglets fed by the gilts above were challenged with NH-TA2020 strain or CH-HeB-RY-2020 strain from G2d subgroup,and the clinical symptoms and virus shedding were significantly reduced compared to the mock group.Our findings suggest that G2c subgroup is the predominant branch circulating in China from 2017 to 2021.Oral administration of NH-TA2020 enhances maternal IgA and lactogenic immune responses,which confer protection against the homologous and emerging G2d PEDV strains challenges in neonates. | Xiaowen Li Yang Li Jiapei Huang Yali Yao Wenying Zhao Yunjing Zhang Jie Qing Jing Ren Zhong Yan Zewei Wang Xiaofang Hu Duli Kang Hongqiang Liu Zhichun Yan | 2022 | Virologica Sinica2022,37,5: | 6 |
| 13 | Genetically humanized pigs exclusively expressing human insulin are generated through custom endonuclease-mediated seamless engineering显示文摘Dear Editor,Type1diabetes(T1D)isa lifelong(chronic)disease and a major health problem throughout the world.This disease can be treatedby either insulin injection or islet transplantation.Islet transplantation is considered as a better treatment for T1D patients,because islets can produce and release insulin at the appropriate time,resulting in tight blood glucose control. | Yi Yang Kepin Wang Han Wu Qin Jin Degong Ruan Zhen Ouyang Bentian Zhao Zhaoming Liu Yu Zhao Quanjun Zhang Nana Fan Qishuai Liu Shimei Guo Lei Bu Yong Fan Xiaofang Sun Xiaoping Li Liangxue Lai | 2016 | Journal of Molecular Cell Biology2016,8,2: | 6 |
| 14 | Development and validation of a liquid chromatography-mass spectrometry metabonomic platform in human plasma of liver failure caused by hepatitis B virus显示文摘 | Lijun Zhang Xiaofang Jia Xia Peng Qiang Ou Zhengguo Zhang Chao Qiu Yamin Yao Fang Shen Hua Yang Fang Ma Jiefei Wang Zhenghong Yuan | 2010 | Acta Biochimica et Biophysica Sinica2010,42,10: | 6 |
| 15 | Efficient catalytic conversion of carbohydrates into 5-ethoxymethylfurfural over MIL-101-based sulfated porous coordination polymers显示文摘In this work, a series of MIL-101-SO3H(x) polymeric materials were prepared and further used for the first time as efficient heterogeneous catalysts for the conversion of fructose-based carbohydrates into 5-ethoxymethylfurfural(EMF) in a renewable mixed solvent system consisting of ethanol and tetrahydrofuran(THF). The influence of –SO3H content on the acidity as well as on the catalytic activity of the porous coordination polymers in EMF production was also studied. High EMF yields of 67.7% and 54.2% could be successively obtained from fructose and inulin in the presence of MIL-101-SO_3H(100) at 130 °C for 15 h.The catalyst could be reused for five times without significant loss of its activity and the recovery process was facile and simple. This work provides a new platform by application of porous coordination polymers(PCPs) for the production of the potential liquid fuel molecule EMF from biomass in a sustainable solvent system. | Xiaofang Liu Hu Li Hu Pan Heng Zhang Shan Huang Kaili Yang Wei Xue Song Yang | 2016 | Journal of Energy Chemistry2016,25,3: | 6 |
| 16 | Selective elimination of chromophoric and fluorescent dissolved organic matter in a full-scale municipal wastewater treatment plant显示文摘Effluent organic matter(Ef OM) from municipal wastewater treatment plants potentially has a detrimental effect on both aquatic organisms and humans.This study evaluated the removal and transformation of chromophoric dissolved organic matter(CDOM) and fluorescent dissolved organic matter(FDOM) in a full-scale wastewater treatment plant under different seasons.The results showed that bio-treatment was found to be more efficient in removing bulk DOM(in term of dissolved organic carbon,DOC) than CDOM and FDOM,which was contrary to the disinfection process.CDOM and FDOM were selectively removed at various stages during the treatment.Typically,the low molecular weight fractions of CDOM and protein-like FDOM were more efficiently removed during bio-treatment process,whereas the humic-like FDOM exhibited comparable decreases in both bio-treatment and disinfection processes.Overall,the performance of the WWTP was weak in terms of CDOM and FDOM removal,resulting in enrichment of CDOM and FDOM in effluent.Moreover,the total removal of the bulk DOM(P < 0.05) and the protein-like FDOM(P < 0.05) displayed a significant seasonal variation,with higher removal efficiencies in summer,whereas removal of CDOM and the humic-like FDOM showed little differences between summer and winter.In all,the results provide useful information for understanding the fate and transformation of DOM,illustrating that sub-fractions of DOM could be selectively removed depending on treatment processes and seasonality. | Xiaofang Yang Zhongbo Zhou Maddela Naga Raju Xiaoxuan Cai Fangang Meng | 2017 | Journal of Environmental Sciences2017,29,7: | 6 |
| 17 | Solid Acid Used as Highly Efficient Catalyst for Esterification of Free Fatty Acids with Alcohols显示文摘Anovel solid acid catalyst, which was prepared from sodium alginate (SA) and metal chlorides and characterized with XRD and FT-IR spectrometry, was used for the preparation of biodiesel via esterification reaction. The study results showed that the aluminum-alginate complex prepared in a cheap and easy way exhibited high catalytic activity, and a 92.6% conversion of methyl oleate was obtained in the presence of 4m% of catalyst dosage upon refluxing for 3h of methanol and acid mixed in a molar ratio of 10:1. It should be noted that the catalyst can be applied to the esterification reaction of fatty acids with various carbon chain length on methanol or different short chain alcohols, indicating that the catalyst is suitable for the preparation of biodiesel from waste oils with a high acid value. | Zhang Qiuyun Li Hu Qin Wenting Liu Xiaofang Zhang Yuping Xue Wei Yang Song | 2013 | China Petroleum Processing & Petrochemical Technology2013,15,1: | 6 |
| 18 | Genome wide abnormal DNA methylome of human blastocyst in assisted reproductive technology显示文摘Proper reprogramming of parental DNA methylomes is essential for mammalian embryonic development.However,it is unknown whether abnormal methylome reprogramming occurs and is associated with the failure of embryonic development.Here we analyzed the DNA methylomes of 57 blastocysts and 29 trophectoderm samples with different morphological grades during assisted reproductive technology(ART) practices.Our data reveal that the global methylation levels of high-quality blastocysts are similar(0.30 ± 0.02,mean ± SD).while the methylation levels of low-quality blastocysts are divergent and away from those of high-quality blastocysts.The proportion of blastocysts with a methylation level falling within the range of 0.30 ± 0.02 in different grades correlates with the live birth rate for that grade.Moreover,abnormal methylated regions are associated with the failure of embryonic development.Furthermore,we can use the methylation data of cells biopsied from trophectoderm to predict the blastocyst methylation level as well as to detect the aneuploidy of the blastocysts.Our data indicate that global abnormal methylome reprogramming often occurs in human embryos,and suggest that DNA methylome is a potential biomarker in blastocyst selection in ART. | Guoqiang Li Yang Yu Yong Fan Congru Li Xiaocui Xu Jialei Duan Rong Li Xiangjin Kang Xin Ma Xuepeng Chen Yuwen Ke Jie Yan Ying Lian Ping Liu Yue Zhao Hongcui Zhao Yaoyong Chen Xiaofang Sun Jianqiao Liu Jie Qiao Jiang Liu | 2017 | Journal of Genetics and Genomics2017,44,10: | 5 |
| 19 | Fargeted elimination of mutant mitochondria DNA in MELAS-iPSCs by mitoTALENs显示文摘 | Yi Yang Han Wu Xiangjin Kang Yanhui Liang Ting Lan Tianjie Li Tao Tan Jiangyun Peng Quanjun Zhang Geng An Yali Liu Qian Yu Zhenglai Ma Ying Lian Boon Seng Soh Qingfeng Chen Ping Liu Yaoyong Chen Xiaofang Sun Rong Li Xiumei Zhen Yang Yu Xiaoping Li Yong Fan | 2018 | Protein & Cell2018,9,3: | 4 |
| 20 | Remobilization of heavy metals during the resuspension of Liangshui River sediments using an annular flume显示文摘The release and transport of heavy metals(Ni,Cr,Cu and Pb) from Liangshui River sediments into the overlying water column during the resuspension event were determined using an annular flume with a velocity ranging from 0.15 to 0.35 m/s.It is shown that the suspended particulate matters(SPM) increased as much as nearly 25 times from 165 to 4220 mg/L as the velocity increased.Heavy metals showed an increase in dissolved phase as the velocity increased due to their desorption from the SPM.Acid-soluble heavy metals increased as the velocity increased,indicating that part of the heavy metals transformed from stable phase to labile phase during resuspension.Heavy metal concentrations in the SPM on volume normalization increased by approximately 2-6 times.However,on the mass weighted basis they decreased,approaching the bulk-sediment contents at high velocity,due to the 'particle concentration effect'.The distribution coefficients(K D) of heavy metals were higher at slower velocity during the sediment resuspension,which could be attributed to the decrease of fine particles(silt/clay fraction) during resuspension. | HUANG JianZhi GE XiaoPeng YANG XiaoFang ZHENG Bei WANG DongSheng | 2012 | Chinese Science Bulletin2012,57,27: | 4 |