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| 1 | Control techniques of tilt rotor unmanned aerial vehicle systems: A review显示文摘The tilt rotor unmanned aerial vehicle(TRUAV) exhibits special application value due to its unique rotor structure. However, varying dynamics and aerodynamic interference caused by tiltable rotors are great technical challenges and key issues for TRUAV's high-powered flight controls, which have attracted the attention of many researchers. This paper outlines the concept of TRUAV and some typical TRUAV platforms while focusing on control techniques. TRUAV structural features, dynamics modeling, and flight control methods are discussed, and major challenges and corresponding developmental tendencies associated with TRUAV flight control are summarized. | Liu Zhong He Yuqing Yang Liying Han Jianda | 2017 | Chinese Journal of Aeronautics2017,30,1: | 17 |
| 2 | Echinacoside Protects Against MPP+-Induced Neuronal Apoptosis via ROS/ATF3/CHOP Pathway Regulation显示文摘Echinacoside(ECH) is protective in a mouse model of Parkinson's disease(PD) induced by 1-methyl-4-phenylpyridinium ion(MPP^+). To investigate the mechanisms involved, SH-SY5Y neuroblastoma cells were treated with MPP^+or a combination of MPP^+and ECH,and the expression of ATF3(activating transcription factor3), CHOP(C/EBP-homologous protein), SCNA(synuclein alpha), and GDNF(glial cell line-derived neurotrophic factor) was assessed. The results showed that ECH significantly improved cell survival by inhibiting the generation of MPP^+-induced reactive oxygen species(ROS). In addition, ECH suppressed the ROS and MPP^+-induced expression of apoptotic genes(ATF3, CHOP, and SCNA). ECH markedly decreased the MPP^+-induced caspase-3 activity in a dose-dependent manner. ATF3-knockdown also decreased the CHOP and cleaved caspase-3 levels and inhibited the apoptosis induced by MPP^+.Interestingly, ECH partially restored the GDNF expression that was down-regulated by MPP^+. ECH also improved dopaminergic neuron survival during MPP^+treatment and protected these neurons against the apoptosis induced by MPTP. Taken together, these data suggest that the ROS/ATF3/CHOP pathway plays a critical role in mechanisms by which ECH protects against MPP^+-induced apoptosis in PD. | Qing Zhao Xiaoyan Yang Dingfang Cai Ling Ye Yuqing Hou Lijun Zhang Jiwei Cheng Yuan Shen Kaizhe Wang Yu Bai | 2016 | Neuroscience Bulletin2016,32,4: | 14 |
| 3 | Impact of Accessibility on Housing Prices in Dalian City of China Based on a Geographically Weighted Regression Model显示文摘This paper studies the relationship between accessibility and housing prices in Dalian by using an improved geographically weighted regression model and house prices, traffic, remote sensing images, etc. Multi-source data improves the accuracy of the spatial differentiation that reflects the impact of traffic accessibility on house prices. The results are as follows: first, the average house price is 12 436 yuan(RMB)/m^2, and reveals a declining trend from coastal areas to inland areas. The exception was Guilin Street, which demonstrates a local peak of house prices that decreases from the center of the street to its periphery. Second, the accessibility value is 33 minutes on average, excluding northern and eastern fringe areas, which was over 50 minutes. Third, the significant spatial correlation coefficient between accessibility and house prices is 0.423, and the coefficient increases in the southeastern direction. The strongest impact of accessibility on house prices is in the southeastern coast, and can be seen in the Lehua, Yingke, and Hushan communities, while the weakest impact is in the northwestern fringe, and can be seen in the Yingchengzi, Xixiaomo, and Daheishi community areas. | YANG Jun BAO Yajun ZHANG Yuqing LI Xueming GE Quansheng | 2018 | Chinese Geographical Science2018,28,3: | 10 |
| 4 | Two new free-living nematode species (Comesomatidae) from the mangrove wetlands in Fujian Province, China显示文摘Two new free-living marine nematode species from the mangrove wetlands of Fujian Province,China are identified and illustrated.Sabatieria conicoseta sp.nov.is characterized by its short conical somatic setae.There are 12–15 tubular pre-cloacal supplements and 12–15μm long straight gubernacular apophyses.Dorylaimopsis papilla sp.nov.is characterized by spicules which are 1.5–1.8 a.b.d.long with media cuticularized strip along entire spicules,and have a cephalated proximal end with small hooked.There are 16–18 small papillate precloacal supplements and 37–40μm long dorso-caudal gubernacular apophyses. | GUO Yuqing CHANG Yu YANG Peipei | 2018 | Acta Oceanologica Sinica2018,37,10: | 8 |
| 5 | Gene diagnosis and targeted breeding for blast-resistant Kongyu 131without changing regional adaptability显示文摘The fungus Magnaporthe oryzae threatens the rice production of Kongyu 131 (KY131),a leading japonica variety in Northeast China.In this study,two rice lines,KP1 and KP2-Hd1,were obtained by introgressing the blast resistance genes Pi1 and Pi2 into KY131,respectively.However,both lines headed later than KY131.RICE60K SNP array analysis showed that Hd1 closely linked to Pi2 was introgressed into KP2-Hd1,and the linkage drag of Hd1 was broken by recombination.On the other hand,no known flowering genes were introgressed into KP1.Gene diagnosis by resequencing six flowering genes showed that KP1 carried functional Hd16 and Ghd8 alleles.Due to its suppression role in heading under long-day conditions,Ghd8 was chosen as the target for gene editing to disrupt its function.Four sgRNAs targeting different sites within Ghd8 were utilized to induce large-deletion mutations,which were easy to detect via agarose gel electrophoresis.All the ghd8-mutated KP1 lines were resistant to rice blast disease and headed earlier than the control KP1,even than KY131,under natural long-day conditions,which ensures its growth in Northeast China.This study confirmed that a combination of gene diagnosis and targeted gene editing is a highly efficient way to quickly eliminate undesired traits in a breeding line. | Xiangchun Zhou Gonghao Jiang Longwei Yang Lei Qiu Ping He Chunxiao Nong Yunyue Wang Yuqing He Yongzhong Xing | 2018 | Journal of Genetics and Genomics2018,45,10: | 7 |
| 6 | Third generation high strength low alloy steels with improved toughness显示文摘On-line thermo mechanical controlled processing(TMCP) was conducted to develop the third generation high strength low alloy(HSLA) steel with high toughness economically.The ultra-low carbon content ensured a high level of upper shelf energy while ultrafine lath martensitic structure transformed from super-thin pancaked austenite during controlled rolling and cooling.The reduction of martensite block size decreased ductile-to-brittle transition temperature(DBTT) and compensated the strength loss due to carbon reduction.Consequently,the excellent balance of strength and toughness values was obtained as 950-1060 MPa for yield strength,180 J for Charpy V-notch impact absorbed energy at 30℃,which is much superior to that of traditional martensitic steel.Two mechanisms for the refinement of lath martensite block were proposed:One is the austenite grain refinement in the direction of thickness,and the other is the reduction in the fraction of sub-block boundaries with small misorientation and the increase in the fraction of block boundaries with large misorientation,possibly due to austenite hardening. | SUN XinJun LI ZhaoDong YONG QiLong YANG ZhiGang DONG Han WENG YuQing | 2012 | Science China(Technological Sciences)2012,55,7: | 7 |
| 7 | Genome-wide identification of OSCA gene family and their potential function in the regulation of dehydration and salt stress in Gossypium hirsutum显示文摘Background:Cotton(Gossypium hirsutum) provides the largest natural fiber for the textile manufacturing industries,but its production is on the decline due to the effects of salinity.Soil salt-alkalization leads to damage in cotton growth and a decrease in yields.Hyperosmolality-gated calcium-permeable channels(OSCA) have been found to be involved in the detection of extracellular changes which trigger an increase in cytosolic free calcium concentration.Hyperosmolality-induced calcium ion increases have been widely speculated to be playing a role in osmosensing in plants.However,the molecular nature of the corresponding calcium ion channels remains unclearly.In this research work,we describe the OSCA genes and their putative function in osmosensing in plants by carrying out genomewide identification,characterization and functional analysis of the significantly up-regulated OSCA gene,GhOSCA1.1 through reverse genetics.Result:A total of 35,21 and 22 OSCA genes were identified in G.hirsutum,G.arboreum,and G.raimondii genomes,respectively,and were classified into four different clades according to their gene structure and phylogenetic relationship.Gene and protein structure analysis indicated that 35 GhOSCA genes contained a conserved RSN17 TM(PF02714) domain.Moreover,the cis-regulatory element analysis indicated that the OSCA genes were involved in response to abiotic stress.Furthermore,the knockdown of one of the highly up-regulated genes,GhOSCA1.1 showed that the virus-induced gene silenced(VIGS) plants were highly sensitive to dehydration and salinity stresses compared with the none VIGS plants as evident with higher concentration levels of oxidant enzymes compared with the antioxidant enzymes on the leaves of the stressed plants.Conclusion:This study provides the first systematic analysis of the OSCA gene family and will be important for understanding the putative functions of the proteins encoded by the OSCA genes in cotton.These results provide a new insight of defense responses in general and lay the foundation for further investigation of the molecular role played by the OSCA genes,thereby providing suitable approaches to improve crop performance under salinity and drought stress conditions. | YANG Xiu XU Yanchao YANG Fangfang MAGWANGA Richard Odongo CAI Xiaoyan WANG Xingxing WANG Yuhong HOU Yuqing WANG Kunbo LIU Fang ZHOU Zhongli | 2019 | Journal of Cotton Research2019,2,2: | 7 |
| 8 | A draft sequence of the rice (Oryza sativa ssp. indica) genome显示文摘The sequence of the rice genome holds fundamental information for its biology, including physiology, genetics, development, and evolution, as well as information on many beneficial phenotypes of economic significance. Using a 'whole genome shotgun' approach, we have pro-duced a draft rice genome sequence of Oryza sativa ssp. in-dica, the major crop rice subspecies in China and many other regions of Asia. The draft genome sequence is constructed from over 4.3 million successful sequencing traces with an accumulative total length of 2214.9 Mb. The initial assembly of the non-redundant sequences reached 409.76 Mb in length, based on 3.30 million successful sequencing traces with a total length of 1797.4 Mb from an indica variant cultivar 93-11, giving an estimated coverage of 95.29% of the rice genome with an average base accuracy of higher than 99%. The coverage of the draft sequence, the randomness of the sequence distribution, and the consistency of BIG-ASSEM-BLER, a custom-designed software package | YU Jun, HU Songnian, WANG Jun,LI Songgang WONG Ka-Shu Gane, LIU Bin,DENG Yajun, DAI Li, ZHOU Yan,ZHANG Xiuqing, CAO Mengliang, LIU Jing,SUN Jiandong , TANG Jiabin, CHEN Yanjiong,HUANG Xiaobing, LIN Wei, YE Chen, TONG Wei,CONG Lijuan, GENG Jianing, HAN Yujun, LI Lin,LI Wei, HU Guangqiang, HUANG Xiangang,LI Wenjie, LI Jian, LIU Zhanwei, LI Long,LIU Jianping, Ql Qiuhui, LIU Jinsong, LI Li,WANG Xuegang, LU Hong, WU Tingling,ZHU Miao, Nl Peixiang, HAN Hua, DONG Wei,REN Xiaoyu, FENG Xiaoli, GUI Peng,LI Xianran, WANG Hao, XU Xin, ZHAI Wenxue,XU Zhao, ZHANG Jinsong, HE Sijie,ZHANG Jianguo, XU Jichen, ZHANG Kunlin,ZHENG Xianwu, DONG Jianhai, ZENG Wanyong,TAO Lin, CHEN Xuewei, HE Jun, LIU Daofeng,TIAN Wei, TIAN Chaoguang, XIA Hongai,LI Gang, GAO Hui, LI Ping, CHEN Wei ,WANG Xudong, ZHANG Yong, HU Jianfei,WANG Jing, LIU Song, YANG Jian,ZHANG Guangyu, XIONG Yuqing, LI Zhijie,MAO Long, ZHOU Chengshu, ZHU Zhen,CHEN Runsheng, HAO Bailin,ZHENG Weimou, CHEN Shouyi, QUO Wei,LI Guojie, LIU Siqi, HUANG Guyang,TAO Ming, WANG Jian, ZHU Lihuang,YUAN Longping& YANG HuanmingBeijing Genomics Institute/Center of Genomics & Bioinformatics, Chinese Academy of Sciences, Beijing 101300, China Hangzhou Genomics Institute/Institute of Bioinformatics of Zhejiang University/Key Laboratory of Bioinformatics of Zhejiang Province, Hangzhou 310007, China Institute of Genetics, Chinese Academy of Sciences, Beijing 100101, China National Hybrid Rice R & D Center, Changsha 410125, China Laboratory of Bioinformatics, Institute of Biophysics, Chinese Academy of Sciences, Beijing 100101, China College of Life Sciences, Peking University, Beijing 100871, China Institute of Theoretical Physics, Chinese Academy of Sciences, Beijing 1Q0080, China Digital China Ltd., Beijing 100080, China Institute of Computing Technology, Chinese Academy of Sciences, Beijing 100080, China Medical College, Xi’an Jiaotong University, Xi’an 710061, ChinaThese authors contributed equally to this work.Corresponding author.Corresponden | 2001 | Chinese Science Bulletin2001,46,23: | 6 |
| 9 | Arsenic methylation by an arsenite S-adenosylmethionine methyltransferase from Spirulina platensis显示文摘Arsenic-contaminated water is a serious hazard for human health. Plankton plays a critical role in the fate and toxicity of arsenic in water by accumulation and biotransformation.Spirulina platensis(S. platensis), a typical plankton, is often used as a supplement or feed for pharmacy and aquiculture, and may introduce arsenic into the food chain, resulting in a risk to human health. However, there are few studies about how S. platensis biotransforms arsenic. In this study, we investigated arsenic biotransformation by S. platensis. When exposed to arsenite(As(Ⅲ)), S. platensis accumulated arsenic up to 4.1 mg/kg dry weight.After exposure to As(Ⅲ), arsenate(As(Ⅴ)) was the predominant species making up 64% to86% of the total arsenic. Monomethylarsenate(MMA(Ⅴ)) and dimethylarsenate(DMA(Ⅴ))were also detected. An arsenite S-adenosylmethionine methyltransferase from S. platensis(Sp Ars M) was identified and characterized. Sp Ars M showed low identity with other reported Ars M enzymes. The Escherichia coli AW3110 bearing Spars M gene resulted in As(Ⅲ) methylation and conferring resistance to As(Ⅲ). The in vitro assay showed that Sp Ars M exhibited As(Ⅲ) methylation activity. DMA(Ⅴ) and a small amount of MMA(Ⅴ) were detected in the reaction system within 0.5 hr. A truncated Sp Ars M derivative lacking the last 34 residues still had the ability to methylate As(Ⅲ). The three single mutants of Sp Ars M(C59S, C186 S, and C238S) abolished the capability of As(Ⅲ) methylation, suggesting the three cysteine residues are involved in catalysis. We propose that Sp Ars M is responsible for As methylation and detoxification of As(Ⅲ) and may contribute to As biogeochemistry. | Yuqing Guo Ximei Xue Yu Yan Yongguan Zhu Guidi Yang Jun Ye | 2016 | Journal of Environmental Sciences2016,28,11: | 5 |
| 10 | A Collision Arbitration Protocol Based on Specific Selection Function显示文摘Fast and effective identifications of a large number of items are required in many Radio-frequency identification(RFID) applications. Simultaneous responses from multiple tags are corrupted by collisions and thus result in low identification efficiency. To address the problem of low identification efficiency, many existing tag anticollision algorithms try to schedule the identification process to avoid collisions. A novel anti-collision scheme based on specific selection function is presented, in which tags pick a slot according to a selection function instead of being randomly assigned to slots within a frame. If collision occurs, the reader sends the custom command SETBM according to the collision information. When probed by the SETBM, the tags apply the selection function to its partial ID and send the mapped result to the reader. According to the mapped result, the reader assigns the time slot to the tags. All tags collided in the same slot will be identified by the tree traversal scheme. Compared to the most of existing anti-collision algorithms, simulation results show that our proposed algorithm can achieve better performance in terms of identification efficiency, time efficiency, and energy consumption. | SU Jian REN Yuqing YANG Ying HAN Yu WEN Guangjun | 2017 | Chinese Journal of Electronics2017,26,4: | 5 |
| 11 | Breeding for Resistance to Tomato Bacterial Diseases in China:Challenges and Prospects显示文摘Four bacterial diseases including bacterial canker caused by Clavibacter michiganensis subsp. michiganensis, bacterial speck caused by Pseudomonas syringae pv. tomato, bacterial spot caused by at least four Xanthomonas species, and bacterial wilt caused by Ralstonia solanacearum are among the most devastating diseases in tomato(Solanum lycopersicum) production in China. However, almost no commercial cultivars currently growing in the country are resistant to these four bacterial diseases because little effort has been devoted to breeding for resistance. In addition,the existence of great natural variation in each pathogen and the quantitative inheritance of resistance add to the difficulties of developing cultivars with resistance to these diseases. In the past 20 years, molecular markers tightly linked to genes conferring resistance to these four bacterial diseases have been identified or gene-based markers have been developed, which may circumvent some of the problems associated with phenotypic selection for resistance to multiple bacterial pathogens and races. Here we present a review on current status of studies on these diseases and discuss the promise of new technologies in breeding for resistance to these bacterial diseases in China. | WANG Yuqing ZHANG Yaxian GAO Zhipeng YANG Wencai | 2018 | Horticultural Plant Journal2018,4,5: | 5 |
| 12 | Expert consensus on early childhood caries management显示文摘Early childhood caries(ECC)is a significant chronic disease of childhood and a rising public health burden worldwide.ECC may cause a higher risk of new caries lesions in both primary and permanent dentition,affecting lifelong oral health.The occurrence of ECC has been closely related to the core microbiome change in the oral cavity,which may be influenced by diet habits,oral health management,fluoride use,and dental manipulations.So,it is essential to improve parental oral health and awareness of health care,to establish a dental home at the early stage of childhood,and make an individualized caries management plan.Dental interventions according to the minimally invasive concept should be carried out to treat dental caries.This expert consensus mainly discusses the etiology of ECC,caries-risk assessment of children,prevention and treatment plan of ECC,aiming to achieve lifelong oral health. | Jing Zou Qin Du Lihong Ge Jun Wang Xiaojing Wang Yuqing Li Guangtai Song Wei Zhao Xu Chen Beizhan Jiang Yufeng Mei Yang Huang Shuli Deng Hongmei Zhang Yanhong Li Xuedong Zhou | 2022 | International Journal of Oral Science2022,14,3: | 5 |
| 13 | Novel Co_3O_4 Nanoparticles/Nitrogen-Doped Carbon Composites with Extraordinary Catalytic Activity for Oxygen Evolution Reaction(OER)显示文摘Herein, Co_3O_4 nanoparticles/nitrogen-doped carbon(Co_3O_4/NPC) composites with different structures were prepared via a facile method. Structure control was achieved by the rational morphology design of ZIF-67 precursors, which were then pyrolyzed in air to obtain Co_3O_4/NPC composites. When applied as catalysts for the oxygen evolution reaction(OER), the M-Co_3O_4/NPC composites derived from the flower-like ZIF-67 showedsuperior catalytic activities than those derived from the rhombic dodecahedron and hollow spherical ZIF-67. The former M-Co_3O_4/NPC composite displayed a small overpotential of 0.3 V, low onset potential of 1.41 V, small Tafel slope of 83 m V dec^(-1), and a desirable stability.(94.7% OER activity was retained after 10 h.) The excellent performance of the flower-like M-Co_3O_4/NPC composite in the OER was attributed to its favorable structure. | Xiaobing Yang Juan Chen Yuqing Chen Pingjing Feng Huixian Lai Jintang Li Xuetao Luo | 2018 | Nano-Micro Letters2018,10,1: | 4 |
| 14 | Accelerated Aging Experiment and Remaining Lifetime Analysis of Insulation for CXF Type Cable on Vessels显示文摘 | WANG Hexun JI Yulong LIU Gaishi GUO Yang SUN Yuqing | 2013 | 高电压技术2013,39,8: | 4 |
| 15 | Potential mechanism of Huatan Qushi decoction on improving phlegm-dampness constitution using microRNA array and RT-qPCR targeting on hsa-miR-1237e3p显示文摘Background:Metabolic diseases pose considerable burden on the healthcare system worldwide,indicating the significance of prevention and treatment.In constitution theory of traditional Chinese medicine,phlegm-dampness constitution(PDC)is the common basis of metabolic diseases.In clinical practice,Huatan Qushi(HTQS)decoction targeting on PDC can effectively improve metabolic indicators.However,its underlying biochemical mechanism still remains unclear.Methods:Eight PDC participants received HTQS decoction for three months.Their blood was collected at baseline and 1 and 3 months after intervention started.Related biomedical indicators were detected.High-throughput sequencing and RT-qPCR were used for validation.Due to the missing data,repeated measures with missing values in mixed models were used.Results:After 3-month treatment,HDL-C level increased(P<.001)and FBG,FINS,and HbA1c all showed decreasing trend at different time points(all P<.05).After miRNA high-throughput sequencing,compared with the baseline,differential miRNAs at 1 and 3 months were screened,and target gene prediction and KEGG pathway enrichment analysis were performed.The results displayed that metabolic disease-related pathways mainly included pathways in cancer,PI3K-Akt signaling pathway,etc.Further,RT-qPCR showed that hsa-miR-1237e3p differed statistically(P=.008).Then we validated the target genes of hsa-miR-1237e3p in the“Pathways in Cancer”pathway including SDF1,AC,CRK,and HGF,also known as upstream target genes of PI3K/AKT pathway.The results showed that two indicators of CRK and HGF were in statistical significance(P=.045 and P=.036,respectively).Conclusion:PDC serves as a common basis for various metabolic diseases.Through adjusting PDC,HTQS decoction can improve biomedical indicators including blood glucose,HbA1c,insulin,and HDL-C.The target pathway is“Pathways in cancer”.Specifically,HTQS decoction acts on targets of CRK and HGF by regulating hsa-miR-1237e3p,and probably exerts effects on their downstream PI3K/AKT pathway. | Xiuping Zhang Ji Wang Baoxing Liu Haiqiang Yao Yu Chen Yuqing Yin Xuejing Yang Lingru Li | 2021 | Journal of Traditional Chinese Medical Sciences2021,8,1: | 3 |
| 16 | Benthic Habitat Quality Assessment Based on Biological Indices in Xiaoqing River Estuary and Its Adjacent Sea of Laizhou Bay,China显示文摘Based on the macrofauna data(2008-2011) in Xiaoqing River estuary and its adjacent sea, Laizhou Bay of Bohai Sea, China, the AZTI Marine Biotic Index(AMBI) and Multivariate AMBI(M-AMBI) were used for benthic habitat quality(BHQ) assessment. Results showed that BHQ presented an obvious trend of improvement along the direction of stream channel and river mouth, and in the coastal areas. AMBI and M-AMBI were significantly related to environmental pressure gradient data. Therefore, the two indices can well indicate BHQ in the studied area. However, there were significant differences between results of the two indices. In the cases of low taxa number and high abundance of single species, AMBI might overestimate BHQ. We thus adjusted its thresholds to solve this problem. And M-AMBI might overestimate BHQ when benthic assemblage was dominated by the opportunistic species. Then we could raise the weight of AMBI in the calculation of M-AMBI to handle the problem. | LUO Xianxiang LIN Song YANG Jianqiang SHEN Jiayu FAN Yuqing ZHANG Longjun | 2017 | Journal of Ocean University of China2017,16,3: | 3 |
| 17 | Preliminary Theoretical Studies on the Combination of Halogen Ions with Crown Tetraalanylpeptide显示文摘 | Hongtao Song Guoping Liu Yuqing Yang Hui Gao Hongyuan Wei Shunzhong Luo | 2010 | Journal of Chemistry and Chemical Engineering2010,4,4: | 3 |
| 18 | Recursive adaptive filter using current innovation for celestial navigation during the Mars approach phase显示文摘Celestial navigation is a commonly used autonomous navigation technique for deep space navigation.A nonlinear filter such as the unscented Kalman filter(UKF) is typically applied in a celestial navigation system(CNS). However, on account of being subject to a number of factors, such as ephemeris errors and centroid determination, the measurement model error of a CNS cannot be accurately determined. The analysis conducted in this study also shows that the measurement model error is time-variant during the Mars approach phase.This implies that covariance matrix of the measurement error R is usually inaccurate, which may induce large estimation errors that even result in filter divergence. Some adaptive methods are able to address this issue.However, traditional adaptive filters, for scaling R, usually require a sequence of innovation and are affected by the statistic window size. A new recursive adaptive UKF(RAUKF) is proposed in this paper, which only uses current innovation to scale R. The navigation performance of the proposed RAUKF method is compared with some traditional adaptive filters through simulations. The results show that this method is better than traditional adaptive filters in a CNS during the Mars approach phase. | Xiaolin NING Zhuo LI Weiren WU Yuqing YANG Jiancheng FANG Gang LIU | 2017 | Science China(Information Sciences)2017,60,3: | 3 |
| 19 | Preparation and properties of ^(117m)Sn(Ⅳ)-TTHMP in in-vitro and in small animals显示文摘In this work,TTHMP was synthesized and labelled with ^(117m)Sn.The preparation conditions,stability and lipophilicity of ^(117m)Sn(Ⅳ)-TTHMP were investigated.Biodistribution of the complex in rabbits and mice was studied. It was found that the quantity of TTHMP and pH value of the preparation solution had vital effects on the labeling yield of ^(117m)Sn(Ⅳ)-TTHMP.It was also found that ^(117)Sn(Ⅳ)-TTHMP was hydrophilic and stable at room tempera- ture and 37℃in open air.^(117m)Sn(Ⅳ)-TTHMP showed unexpectedly high bone uptake and bone-to-blood ratio in the animals.This made it potentially useful as an reagent for skeletal scintigraphy and radiotherapy of bone tumors. | HE Jiaheng LUO Shunzhong JIANG Shubin YANG Yuqing WANG Guanquan | 2007 | Nuclear Science and Techniques2007,18,6: | 3 |
| 20 | Preparation and primary biological evaluation of novel nitrido-^(188)Re complexes/lipiodol显示文摘Two new nitrido-188Re complexes were prepared by a modified method in high yield. These complexes were stable in vitro. The biodistribution in normal mice showed that these nitrido-188Re complexes could accumulate in liver and dissipate quickly from almost all organs. TAE was performed with the use of lipiodol solutions of two complexes to rabbit VX2 liver tumor models. SPECT images showed that the two lipiodol solutions could remain in tumor for about 9h (188ReN-NEPTDD/lipiodol) and 12h (188ReN-NEMMPTDD/lipiodol),respectively. | WANG Guanquan WEI Hongyuan LUO Shunzhong HE Jiaheng YANG Yuqing WANG Wenjin XIONG Xiaoling | 2008 | Nuclear Science and Techniques2008,19,4: | 3 |