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549篇 您的检索式:作者名="TAO Gu"
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1Isolation and initial characterization of GW5, a major QTL associated with rice grain width and weight显示文摘谷物重量是庄稼谷物产量的一个主要决定因素并且被自然地发生的量的特点 loci (QTL ) 控制。我们更早识别了控制米饭谷物宽度和重量的主要 QTL, GW5,它在米饭染色体 5 上被印射到一个再结合热点。获得 GW5 怎么控制米饭谷物宽度的更好的理解,我们进行了这个地点的好印射并且揭开在米饭栽培变种 Asominori 与增加的谷物宽度联系的 1 212-bp 删除,与苗条谷物米饭 IR24 比较。另外, 46 米饭栽培变种的 genotyping 分析表明这删除高度与谷物宽度显型被相关,建议 GW5 删除可能在米饭驯服期间被选择了。GW5 编码对原子核局部性的 144 氨基酸的新奇原子蛋白质。而且,我们证明 GW5 身体上在酵母与 polyubiquitin 交往二混血儿的试金。一起,我们的结果建议 GW5 代表主要 QTL 内在的米饭宽度和重量,并且它多半在 ubiquitin-proteasome 小径行动在种子开发期间调整房间分割。这研究提供新奇卓见进控制米饭谷物开发的分子的机制并且建议 GW5 能为庄稼的产量很高的繁殖用作一个潜在的工具。Jianfeng Weng Suhai Gu Xiangyuan Wan He Gao Tao Guo Ning Su Cailin Lei Xin Zhang Zhijun Cheng Xiuping Guo Jiulin Wang Ling Jiang Huqu Zhai Jianmin Wan 2008Cell Research2008,18,12:248
2Fringe pattern analysis using deep learning显示文摘In many optical metrology techniques,fringe pattern analysis is the central algorithm for recovering the underlying phase distribution from the recorded fringe patterns.Despite extensive research efforts for decades,how to extract the desired phase information,with the highest possible accuracy,from the minimum number of fringe patterns remains one of the most challenging open problems.Inspired by recent successes of deep learning techniques for computer vision and other applications,we demonstrate for the first time,to our knowledge,that the deep neural networks can be trained to perform fringe analysis,which substantially enhances the accuracy of phase demodulation from a single fringe pattern.The effectiveness of the proposed method is experimentally verified using carrier fringe patterns under the scenario of fringe projection profilometry.Experimental results demonstrate its superior performance,in terms of high accuracy and edge-preserving,over two representative single-frame techniques:Fourier transform profilometry and windowed Fourier transform profilometry.Shijie Feng Qian Chen Guohua Gu Tianyang Tao Liang Zhang Yan Hu Wei Yin Chao Zuo 2019Advanced Photonics2019,1,2:31
3Efficacy of Different Treatment Regimens for Antiphospholipid Syndrome-related Recurrent Spontaneous Abortion显示文摘Sheng-Long Ye Xun-Ke Gu Li-Yuan Tao Ji-Mei Cong Yong-Qing Wang 2017Chinese Medical Journal2017,,12:30
4Seafloor hydrothermal activity and polymetallic sulfide exploration on the southwest Indian ridge显示文摘Polymetallic sulfides have attracted more attentions,which are regarded as one of the potential seabed mineral resources for their high grade of precious metal elements such as Cu,Zn,Pb,Au,and Ag.Since2007,there are four China dayang cruises(CDCs)with eight legs totally,which have been carried out to investigate polymetallic sulfides on the southwest Indian ridge(SWIR),and eight hydrothermal vents have been found.In2011,the China Ocean Mineral Resources Research and Development Association(COMRA)and International Seabed Authority(ISA)signed a 15-year contract for exploration for polymetallic sulfides located on the SWIR between 46°S and 53°S.The area allocated to the COMRA is approximately 10,000 km2.In this paper,we review the recent research advances about hydrothermal activity of the SWIR by the CDCs.As for the sulfides exploration in the future,some aspects should be emphasized,such as the controlling factors of sulfide mineralization on the SWIR,prospecting methods of inactive and buried sulfide deposits,sulfides resources assessment method,and the nearbottom sulfides exploration technology systems.Chunhui Tao Huaiming Li Xiaobing Jin Jianping Zhou Tao Wu Yonghua He Xianming Deng Chunhua Gu Guoyin Zhang Weiyong Liu 2014Chinese Science Bulletin2014,59,19:25
5An-2 Encodes a Cytokinin Synthesis Enzyme that Regulates Awn Length and Grain Production in Rice显示文摘大量词法、生理的特点在驯服下面在栽培米饭 Oryza sativa 和野米饭 Oryza rufipogon 之间变化了。这里,我们报导 An-2 基因克隆,编码象蛋白质 6 一样的孤独的盖伊(OsLOGL6 ) ,它在 O 催化细胞激动素合成的最后的步。rufipogon。在 theawnless indica Guangluai 4 的基因背景怀有 An-2 的野等位基因的 near-isogenic 线证明 An-2 由由每植物每圆锥花序和 tillers 减少谷物提高房间分割,而是减少谷物生产支持芒延伸。我们表明在 An-2 地点的一个基因变化在减少芒长度并且在驯养的米饭增加 tiller 和谷物数字上有大影响。基因 expressionpatterns 的分析建议 An-1 调整芒的形成初发,并且 An-2 支持芒延伸。在栽培米饭的 theAn-2 地点的核苷酸差异被发现显著地与野米饭的相比被减少,建议 An-2 地点受到人工的选择。我们因此在 An-2 的基因变化的选择由于减少的芒长度并且增加的 proposethat 在栽培米饭的谷物产量。Benguo Gu Taoying Zhou Jianghong Luo Hui Liu Yongchun Wang Yingying Shangguan Jingjie Zhu Yan Li Tao Sang Zixuan Wang Bin Han 2015Molecular Plant2015,8,11:22
6Resistin induces insulin resistance, but does not affect glucose output in rat-derived hepatocytes显示文摘目的: 现在的学习的目的是观察效果抵抗在在在导出老鼠的 hepatocytes.Methods 的胰岛素敏感度和葡萄糖输出上: 老鼠肝细胞瘤房间线 H4IIE 与有教养、刺激抵抗在; supernant 葡萄糖和肝糖内容被检测。胰岛素受体底层(红外)-1 和 IRS-2,蛋白质激酶 B/Akt,肝糖 synthase kinase-3 (3 (GSK-3p ) , suppress 或表明 3 的 cytokine (SOCS-3 ) ,蛋白质内容,以及磷酸化地位被西方的弄污估计。对 SOCS-3 指导的特定的反感觉 oligodeoxynucleotides 习惯于击倒的 SOCS-3.Results :抵抗素导致了抗胰岛素性,但是在老鼠肝细胞瘤房间的affect 葡萄糖输出没衬里 H4IIE.Resistin 胰岛素的稀释多重效果包括刺激胰岛素的肝糖合成和红外的磷酸化,蛋白质激酶 B/Akt ,象 GSK-3beta.Resistin 一样,处理显著地导致了基因和 SOCS-3 的蛋白质表示,胰岛素发信号的一个已知的禁止者。而且,对 SOCS-3 处理指导的特定的反感觉 oligodeoxynucleotide 阻止了抵抗在从反对胰岛素 action.Conclusion : 主要功能抵抗在在肝上是导致胰岛素 resistance.SOCS-3 感应的可以贡献胰岛素在 H4HE hepatocytes 发信号的调停 resistin 的抑制。Feng LIU Tao YANG Bin WANG Min ZHANG Nan GU Jie QIU Hong-qi FAN Chun-mei ZHANG Li FEI Xiao- qing PAN Mei GUO Rong-hua CHEN Xi-rong GUO 2008Acta Pharmacologica Sinica2008,29,1:21
7Transplantation of autologous bone marrow mononuclear cells for patients with lower limb ischemia显示文摘背景为更低的手足局部缺血的许多治疗选择是困难的与差的动脉的流出或与医疗的一般 conditions.The 效果独自远离的穷人一起申请病人 ideal.especially 在学习试图探索移植的效果的这些 patients.This 在有糖尿病的 foot.A 高水平切断的病人是不可避免的自体同源更低的手足局部缺血并且到的治疗上的骨头髓 mononuclear 房间比较 intra-artedalGU Yong-quan ZHANG Jian GUO Lian-rui QI Li-xing ZHANG Shu-wen XU Juan LI Jian-xin LUO Tao JI Bing-xin LI Xue-feng YU Heng-xi CUI Shi-jun WANG Zhong-gao 2008Chinese Medical Journal2008,,11:21
8ERCP for patients who have undergone Billroth Ⅱ gastroenterostomy and Braun anastomosis显示文摘Endoscopic retrograde cholangiopancreatography(ERCP)is efficacious in patients who have undergone Billroth Ⅱ gastroenterostomies,but the success rate decreases in patients who also have experienced Braun anastomoses.There are currently no reports describing the preferred enterography route for cannulation in these patients.We first review the patient’s previous surgery records,which most often indicate that the efferent loop is at the greater curvature of the stomach.We recommend extending the duodenoscope along the greater curvature of the stomach and then advancing it through the'lower entrance'at the site of the gastrojejunal anastomosis,along the efferent loop,and through the'middle entrance'at the site of the Braun anastomosis to reach the papilla of Vater.Ten patients who had each undergone BillrothⅡgastroenterostomy and Braun anastomosis between January 2009 and December 2011 were included in our study.The overall success rate of enterography was 90% for the patients who had undergone BillrothⅡgastroenterostomy and Braun anastomosis,and the therapeutic success rate was 80%.We believe that this enterography route for ERCP is optimal for a patient who has had BillrothⅡgastroenterostomy and Braun anastomosis and helps to increase the success rate of the procedure.Wen-Guang Wu Jun Gu Wen-Jie Zhang Ming-Ning Zhao Ming Zhuang Yi-Jing Tao Ying-Bin Liu Xue-Feng Wang 2014World Journal of Gastroenterology2014,20,2:20
9Bacterial flora concurrent with Helicobacter pylori in the stomach of patients with upper gastrointestinal diseases显示文摘AIM:To investigate the non-Helicobacter pylori(H.pylori) bacterial flora concurrent with H.pylori infection.METHODS:A total of 103 gastric biopsy specimens from H.pylori positive patients were selected for bacterial culture.All the non-H.pylori bacterial isolates were identified by matrix-assisted laser desorption ionization time-of-flight mass spectrometry(MALDI-TOF MS).RESULTS:A total of 201 non-H.pylori bacterial isolates were cultivated from 67(65.0%) of the 103 gastric samples,including 153 isolates identified successfully at species level and 48 at genus level by MALDI-TOF MS.The dominant species were Streptococcus,Neisseria,Rothia and Staphylococcus,which differed from the predominantly acid resistant species reported previously in healthy volunteers.The prevalence of non-H.pylori bacteria was higher in non-ulcer dyspepsia group than in gastric ulcer group(100%vs 42.9%,P < 0.001).Six bacterial species with urease activity(Staphylococcus epidermidis,Staphylococcus warneri,Staphylococcus capitis,Staphylococcus aureus,Brevibacterium spp.and Klebsiella pneumoniae) were also isolated.CONCLUSION:There is a high prevalence of the non-H.pylori bacteria concurrent with H.pylori infection,and the non-H.pylori bacteria may also play important as-yet-undiscovered roles in the pathogenesis of stomach disorders.Yuan Hu Li-Hua He Di Xiao Guo-Dong Liu Yi-Xin Gu Xiao-Xia Tao Jian-Zhong Zhang 2012World Journal of Gastroenterology2012,18,11:20
10Agricultural remote sensing big data:Management and applications显示文摘Big data with its vast volume and complexity is increasingly concerned, developed and used for all professions and trades. Remote sensing, as one of the sources for big data, is generating earth-observation data and analysis results daily from the platforms of satellites, manned/unmanned aircrafts, and ground-based structures. Agricultural remote sensing is one of the backbone technologies for precision agriculture, which considers within-field variability for site-specific management instead of uniform management as in traditional agriculture. The key of agricultural remote sensing is, with global positioning data and geographic information, to produce spatially-varied data for subsequent precision agricultural operations. Agricultural remote sensing data, as general remote sensing data, have all characteristics of big data. The acquisition, processing, storage, analysis and visualization of agricultural remote sensing big data are critical to the success of precision agriculture. This paper overviews available remote sensing data resources, recent development of technologies for remote sensing big data management, and remote sensing data processing and management for precision agriculture. A five-layer-fifteenlevel(FLFL) satellite remote sensing data management structure is described and adapted to create a more appropriate four-layer-twelve-level(FLTL) remote sensing data management structure for management and applications of agricultural remote sensing big data for precision agriculture where the sensors are typically on high-resolution satellites, manned aircrafts, unmanned aerial vehicles and ground-based structures. The FLTL structure is the management and application framework of agricultural remote sensing big data for precision agriculture and local farm studies, which outlooks the future coordination of remote sensing big data management and applications at local regional and farm scale.Yanbo Huang CHEN Zhong-xin YU Tao HUANG Xiang-zhi GU Xing-fa 2018Journal of Integrative Agriculture2018,17,9:18
11Advanced Space-based Solar Observatory(ASO-S):an overview显示文摘The Advanced Space-based Solar Observatory(ASO-S)is a mission proposed for the 25 th solar maximum by the Chinese solar community.The scientific objectives are to study the relationships between the solar magnetic field,solar flares and coronal mass ejections(CMEs).Three payloads are deployed:the Full-disk vector Magneto Graph(FMG),the Lyman-αSolar Telescope(LST)and the Hard X-ray Imager(HXI).ASO-S will perform the first simultaneous observations of the photospheric vector magnetic field,non-thermal imaging of solar flares,and the initiation and early propagation of CMEs on a single platform.ASO-S is scheduled to be launched into a 720 km Sun-synchronous orbit in 2022.This paper presents an overview of the mission till the end of Phase-B and the beginning of Phase-C.Wei-Qun Gan Cheng Zhu Yuan-Yong Deng Hui Li Yang Su Hai-Ying Zhang Bo Chen Zhe Zhang Jian Wu Lei Deng Yu Huang Jian-Feng Yang Ji-Jun Cui Jin Chang Chi Wang Ji Wu Zeng-Shan Yin Wen Chen Cheng Fang Yi-Hua Yan Jun Lin Wei-Ming Xiong Bin Chen Hai-Chao Bao Cai-Xia Cao Yan-Ping Bai Tao Wang Bing-Long Chen Xin-Yu Li Ye Zhang Li Feng Jiang-Tao Su Ying Li Wei Chen You-Ping Li Ying-Na Su Hai-Yan Wu Mei Gu Lei Huang Xue-Jun Tang 2019Research in Astronomy and Astrophysics2019,19,11:17
12Surgical treatment of 82 patients with diabetic lower limb ischemia by distal arterial bypass显示文摘背景糖尿病的更低的手足局部缺血是糖尿病 mellitus.This 学习的严肃的复杂并发症被进行调查有效性远侧动脉与更低的手足局部缺血在糖尿病的病人绕过治疗。从 2000 年 7 月的方法到 2004 年 7 月,有严重更低的手足局部缺血的 82 个糖尿病的病人(类型 2 ) 的 96 更低的手足在吴璇被对待医院。动脉与 femoro 腿弯部的 polytetrafluoroethylene (PTFE ) 和接枝胫骨的自体同源的接枝绕过在 311 手足(32.3%) 上被执行。腿弯部胫骨的动脉独自绕过在 22 手足(22.9%) 上被执行。联合肠骨的动脉 stenting, femoro 腿弯部的动脉 PTFE 接枝绕过,并且接枝胫骨的动脉自体同源的接枝绕过在 12 上被执行手足(12.5%) ,和 femoro 胫骨的动脉接枝绕过在 10 手足(10.4%) 上被执行。Popliteal-tibial-pedal 动脉接枝绕过在 7 手足(7.3%) 上被执行。结果在 79 个病人的 92 手足的动脉的接枝是分泌物上的专利。有 4 ischemic 手足(3.7%) 的三个病人死于呼吸失败在操作以后的 12 个小时, 3 天和 7 天分别地。早操作成功率是 96.3%(79/82 ) 。分泌物上的病人的接枝明显率是 95.8%(92/96 ) 。短期的全部的有效性率是 83.3%(80/96 ) 。脚溃疡愈合率是 35.7%(10/28 ) 。97.4%(75/77 ) 病人们被跟随在上面为 13.5 个月的一个平均数。长期的全部的有效的率是 80.7%(71/88 ) 。全部的切断率是 4.5%(4/88 ) 。死亡是 4.5% 。全部的接枝明显率是 90.9%(80/88 ) 在糖尿病的脚的治疗的 .Conclusion,远侧的更低的手足动脉绕过罐头帮助避免切断或降低切断水平,并且可以支持脚溃疡愈合并且改进病人生活的质量。GU Yong-quan ZHANG Jian QI Li-xing YU Heng-xi LI Jian-xin LI Xue-feng GUO Lian-rui LUO Tao CUI Shi-jun WANG Zhong-gao 2007Chinese Medical Journal2007,,2:16
13Clinical application of subjective global assessment in Chinese patients with gastrointestinal cancer显示文摘AIM:To investigate the role of subjective global assessment(SGA) in nutritional assessment and outcome prediction of Chinese patients with gastro-intestinal cancer.METHODS:A total of 751 patients diagnosed with gastrointestinal cancer between August 2004 and August 2006 were enrolled in this study.Within 72 h after admission, SGA, anthropometric parameters, and laboratory tests were used to assess the nutritional status of each patient.The outcome variables including hospital stay, complications, and in-hospital medical expenditure were also obtained.RESULTS:Based on the results of SGA, 389(51.8%), 332(44.2%), and 30(4.0%) patients were classified into well nourished group(SGA-A), mildly to moderately malnourished group(SGA-B), and severely malnourished group(SGA-C), respectively.The prevalence of malnutrition classif ied by SGA, triceps skinfold thickness(TSF), mid-upper arm muscle circumference(MAMC), albumin(ALB), prealbumin(PA), and body mass index(BMI) was 48.2%, 39.4%, 37.7%, 31.3%, 21.7%, and 9.6%, respectively.In addition, ANOVA tests revealed significant differences in body mass index(BMI), TSF, PA, and ALB of patients in different SGA groups.The more severely malnourished the patient was, the lower the levels of BMI, TSF, PA, and ALB were(P < 0.05).χ2 tests showed a significant difference in SGA classif ication between patients receiving different types of treatment(surgery vs chemotherapy/radiotherapy).As the nutritional status classif ied by SGA deteriorated, the patients stayed longer in hospital and their medical expenditures increased significantly.Furthermore, multiple regression analysis showed that SGA and serum ALB could help predict the medical expenditures and hospital stay of patients undergoing surgery.The occurrence of complications increased in parallel with the increasing grade of SGA, and was the highest in the SGA-C group(23.3%) and the lowest in the SGA-A group(16.8%).CONCLUSION:SGA is a reliable assessment tool and helps to predict the hospital stay and medical expenditures of Chinese surgical gastrointestinal cancer patients.Bei-Wen Wu Tao Yin Wei-Xin Cao Zhi-Dong Gu Xiao-Jin Wang Min Yan Bing-Ya Liu 2009World Journal of Gastroenterology2009,15,28:16
14Effects of herbivore-induced rice volatiles on the host selection behavior of brown planthopper,Nilaparvata lugens显示文摘It has been suggested that herbivore would react to volatiles produced by herbivore infested plant due to potential change, either positive or negative, in the acceptability of the host plant. This hypothesis was tested for the brown planthopper (BPH) in the laboratory. Sixteen components of the headspace volatiles from rice seedlings with different treatments were collected with SPME and Tenax-TA trap and analyzed with GC and GC-MS. Significant differences in volatile emissions were observed for rice plants with different treatments. Undamaged control plants, mechanically damaged plants and the plants infested by BPH for 1 or 2 d emitted much lower amounts of volatiles compared to the plants infested by BPH for 3 or 5 d. The plants infested by BPH for 3 or 5 d emitted several volatiles that were not detected in undamaged control plants, mechanically damaged plants or the plants infested by BPH for 1 or 2 d. Spodoptera litura infested plants released much higher amounts of volatiles than those in allXU Tao ZHOU Qiang XIA Qiang ZHANG Wenqing ZHANG Guren GU Dexiang 2002Chinese Science Bulletin2002,47,16:13
15Isolation, identification and genomic characterization of the Asian lineage Zika virus imported to China显示文摘Dear Editor,Zika virus(ZIKV)used to be an unknown mosquito-borne flavivirus,and maintained its limited sylvatic circulation in a few African and Asian countries(Enfissi et al.,2016).Based on available clinical data,the symptoms in human infections with ZIKV are supposed to be similar to other arbovirus infections such as dengue,and characterized by fever,skin rashes,conjunctivitis,muscle and joint pain,malaise,and headache(Duffy et al.,2009).However。Yong-Qiang Deng Hui Zhao Xiao-Feng Li Na-Na Zhang Zhong-Yu Liu Tao Jiang Da-Yong Gu Lei Shi Jian-An He Hong-Jiang Wang Zhao-Zeng Sun Qing Ye Dong-Yang Xie Wu-Chun Cao Cheng-Feng Qin 2016Science China(Life Sciences)2016,59,4:13
16Spatial patterns of terrestrial net ecosystem productivity in China during 1981―2000显示文摘As the third largest country in the world, China has highly variable environmental condition and eco- logical pattern in both space and time. Quantification of the spatial-temporal pattern and dynamic of terrestrial ecosystem carbon cycle in China is of great significance to regional and global carbon budget. In this study, we used a high-resolution climate database and an improved ecosystem process-based model to quantify spatio-temporal pattern and dynamic of net ecosystem productivity (NEP) in China and its responses to climate change during 1981 to 2000. The results showed that NEP increased from north to south and from northeast to southwest. Positive NEP (carbon sinks) occurred in the west of Southwest China, southeastern Tibet, Sanjiang Plain, Da Hinggan Mountains and the mid-west of North China. Negative NEP (carbon sources) were mainly found in Central China, the south of Southwest China, the north of Xinjiang, west and north of Inner Mongolia, and parts of North China. From the 1980s to 1990s, the increasing trend of NEP occurred in the middle of Northeast China Plain and the Loess Plateau and decreasing trends mainly occurred in a greater part of Central China. In the study period, natural forests had minimal carbon uptake, while grassland and shrublands accounted for nearly three fourths of the total carbon terrestrial uptakes in China during 1981―2000.TAO Bo1, CAO MingKui1, LI KeRang1, GU FengXue1, JI JinJun1,2, HUANG Mei1 & ZHANG LeiMing1 1 Institute of Geographical Sciences and Natural Resources Research, Chinese Academy of Sciences, Beijing 100101, China 2 Institute of Atmospheric Physics, Chinese Academy of Sciences, Beijing 100101, China 2007Science China Earth Sciences2007,50,5:12
17Insight-HXMT observations of the first binary neutron star merger GW170817显示文摘Finding the electromagnetic(EM) counterpart of binary compact star merger, especially the binary neutron star(BNS) merger,is critically important for gravitational wave(GW) astronomy, cosmology and fundamental physics. On Aug. 17, 2017,Advanced LIGO and Fermi/GBM independently triggered the first BNS merger, GW170817, and its high energy EM counterpart,GRB 170817 A, respectively, resulting in a global observation campaign covering gamma-ray, X-ray, UV, optical, IR, radio as well as neutrinos. The High Energy X-ray telescope(HE) onboard Insight-HXMT(Hard X-ray Modulation Telescope) is the unique high-energy gamma-ray telescope that monitored the entire GW localization area and especially the optical counterpart(SSS17 a/AT2017 gfo) with very large collection area(~1000 cm^2) and microsecond time resolution in 0.2-5 MeV. In addition,Insight-HXMT quickly implemented a Target of Opportunity(ToO) observation to scan the GW localization area for potential X-ray emission from the GW source. Although Insight-HXMT did not detect any significant high energy(0.2-5 MeV) radiation from GW170817, its observation helped to confirm the unexpected weak and soft nature of GRB 170817 A. Meanwhile,Insight-HXMT/HE provides one of the most stringent constraints(~10^(-7) to 10^(-6) erg/cm^2/s) for both GRB170817 A and any other possible precursor or extended emissions in 0.2-5 MeV, which help us to better understand the properties of EM radiation from this BNS merger. Therefore the observation of Insight-HXMT constitutes an important chapter in the full context of multi-wavelength and multi-messenger observation of this historical GW event.TiPei Li ShaoLin Xiong ShuangNan Zhang FangJun Lu LiMing Song XueLei Cao Zhi Chang Gang Chen Li Chen TianXiang Chen Yong Chen YiBao Chen YuPeng Chen Wei Cui WeiWei Cui JingKang Deng YongWei Dong YuanYuan Du MinXue Fu GuanHua Gao He Gao Min Gao MingYu Ge YuDong Gu Ju Guan ChengCheng Guo DaWei Han Wei Hu Yue Huang Jia Huo ShuMei Jia LuHua Jiang WeiChun Jiang Jing Jin YongJie Jin Bing Li ChengKui Li Gang Li MaoShun Li Wei Li Xian Li XiaoBo Li XuFang Li YanGuo Li ZiJian Li ZhengWei Li XiaoHua Liang JinYuan Liao CongZhan Liu GuoQing Liu HongWei Liu ShaoZhen Liu XiaoJing Liu Yuan Liu YiNong Liu Bo Lu XueFeng Lu Tao Luo Xiang Ma Bin Meng Yi Nang JianYin Nie Ge OU JinLu Qu Na Sai Liang Sun Yin Tan Lian Tao WenHui Tao YouLi Tuo GuoFeng Wang HuanYu Wang Juan Wang WenShuai Wang YuSa Wang XiangYang Wen BoBing WU Mei Wu GuangCheng Xiao He Xu YuPeng Xu LinLi Yan JiaWei Yang Sheng Yang YanJi Yang AiMei Zhang ChunLei Zhang ChengMo Zhang Fan Zhang HongMei Zhang Juan Zhang Qiang Zhang Shu Zhang Tong Zhang Wei Zhang WanChang Zhang WenZhao Zhang Yi Zhang Yue Zhang YiFei Zhang YongJie Zhang Zhao Zhang ZiLiang Zhang HaiSheng Zhao JianLing Zhao XiaoFan Zhao ShiJie Zheng Yue Zhu YuXuan Zhu ChangLin Zou 2018Science China(Physics,Mechanics & Astronomy)2018,61,3:12
18The enhanced X-ray Timing and Polarimetry mission—eXTP显示文摘In this paper we present the enhanced X-ray Timing and Polarimetry mission—eXTP. eXTP is a space science mission designed to study fundamental physics under extreme conditions of density, gravity and magnetism. The mission aims at determining the equation of state of matter at supra-nuclear density, measuring effects of QED, and understanding the dynamics of matter in strong-field gravity. In addition to investigating fundamental physics, eXTP will be a very powerful observatory for astrophysics that will provide observations of unprecedented quality on a variety of galactic and extragalactic objects. In particular, its wide field monitoring capabilities will be highly instrumental to detect the electro-magnetic counterparts of gravitational wave sources.The paper provides a detailed description of:(1) the technological and technical aspects, and the expected performance of the instruments of the scientific payload;(2) the elements and functions of the mission, from the spacecraft to the ground segment.ShuangNan Zhang Andrea Santangelo Marco Feroci YuPeng Xu FangJun Lu Yong Chen Hua Feng Shu Zhang Sφren Brandt Margarita Hernanz Luca Baldini Enrico Bozzo Riccardo Campana Alessandra De Rosa YongWei Dong Yuri Evangelista Vladimir Karas Norbert Meidinger Aline Meuris Kirpal Nandra Teng Pan Giovanni Pareschi Piotr Orleanski QiuShi Huang Stephane Schanne Giorgia Sironi Daniele Spiga Jiri Svoboda Gianpiero Tagliaferri Christoph Tenzer Andrea Vacchi Silvia Zane Dave Walton ZhanShan Wang Berend Winter Xin Wu Jean J.M.in't Zand Mahdi Ahangarianabhari Giovanni Ambrosi Filippo Ambrosino Marco Barbera Stefano Basso Jörg Bayer Ronaldo Bellazzini Pierluigi Bellutti Bruna Bertucci Giuseppe Bertuccio Giacomo Borghi XueLei Cao Franck Cadoux Francesco Ceraudo TianXiang Chen Yu Peng Chen Jerome Chevenez Marta Civitani Wei Cui WeiWei Cui Thomas Dauser Ettore Del Monte Sergio Di Cosimo Sebastian Diebold Victor Doroshenko Michal Dovciak YuanYuan Du Lorenzo Ducci QingMei Fan Yannick Favre Fabio Fuschino JoséLuis Ga'lvez Min Gao MingYu Ge Olivier Gevin Marco Grassi QuanYing Gu YuDong Gu DaWei Han Bin Hong Wei Hu Long Ji ShuMei Jia WeiChun Jiang Thomas Kennedy Ingo Kreykenbohm Irfan Kuvvetli Claudio Labanti Luca Latronico Gang Li MaoShun Li Xian Li Wei Li ZhengWei Li Olivier Limousin HongWei Liu XiaoJing Liu Bo Lu Tao Luo Daniele Macera Piero Malcovati Adrian Martindale Malgorzata Michalska Bin Meng Massimo Minuti Alfredo Morbidini Fabio Muleri Stephane Paltani Emanuele Perinati Antonino Picciotto Claudio Piemonte JinLu Qu Alexandre Rachevski Irina Rashevskaya Jerome Rodriguez Thomas Schanz ZhengXiang Shen LiZhi Sheng JiangBo Song LiMing Song Carmelo Sgro Liang Sun Ying Tan Phil Uttley Bo Wang DianLong Wang GuoFeng Wang Juan Wang LangPing Wang YuSa Wang Anna L.Watts XiangYang Wen Jörn Wilms ShaoLin Xiong JiaWei Yang Sheng Yang YanJi Yang Nian Yu WenDa Zhang Gianluigi Zampa Nicola Zampa Andrzej A.Zdziarski AiMei Zhang ChengMo Zhang Fan Zhang Long Zhang Tong Zhang Yi Zhang XiaoLi Zhang ZiLiang Zhang BaoSheng Zhao ShiJie Zheng Yu Peng Zhou Nicola Zorzi J.Frans Zwart 2019Science China(Physics,Mechanics & Astronomy)2019,62,2:11
19Circular RNA circVAPA promotes chemotherapy drug resistance in gastric cancer progression by regulating miR-125b-5p/STAT3 axis显示文摘BACKGROUND Gastric cancer(GC)is a prevalent malignancy,leading to a high incidence of cancer-associated death.Cisplatin(DDP)-based chemotherapy is the principal therapy for clinical GC treatment,but DDP resistance is a severe clinical challenge and the mechanism remains poorly understood.Circular RNAs(circRNAs)have been identified to play crucial roles in modulating the chemoresistance of gastric cancer cells.AIM To explore the effect of circVAPA on chemotherapy resistance during GC progression.METHODS The effect of circVAPA on GC progression and chemotherapy resistance was analyzed by MTT assay,colony formation assay,Transwell assay,wound healing assay,and flow cytometry analysis in GC cells and DDP resistant GC cell lines,and tumorigenicity analysis in nude mice in vivo.The mechanism was investigated by luciferase reporter assay,quantitative real-time PCR,and Western blot analysis.RESULTS CircVAPA expression was up-regulated in clinical GC tissues compared with normal samples.CircVAPA depletion inhibited proliferation,migration,and invasion and increased apoptosis of GC cells.The expression of circVAPA,STAT3,and STAT3 downstream genes was elevated in DDP resistant SGC7901/DDP cell lines.CircVAPA knockdown attenuated the DDP resistance of GC cells.Mechanically,circVAPA was able to sponge miR-125b-5p,and miR-125b-5p could target STAT3 in the GC cells.MiR-125b-5p inhibitor reversed circVAPA depletion-enhanced inhibitory effect of DDP on GC cells,and STAT3 knockdown blocked circVAPA overexpression-induced proliferation of DDPtreated SGC7901/DDP cells.The depletion of STAT3 and miR-125b-5p inhibitor reversed circVAPA depletion-induced GC cell apoptosis.Functionally,circVAPA contributed to the tumor growth of SGC7901/DDP cells in vivo.CONCLUSION CircVAPA promotes chemotherapy resistance and malignant progression in GC by miR-125b-5p/STAT3 signaling.Our findings present novel insights into the mechanism by which circVAPA regulates chemotherapy resistance of GC cells.CircVAPA and miR-125b-5p may be considered as the potential targets for GC therapy.Peng Deng Ming Sun Wen-Yan Zhao Bin Hou Kai Li Tao Zhang Feng Gu 2021World Journal of Gastroenterology2021,27,6:11
20Classification of hyperspectral remote sensing images using frequency spectrum similarity显示文摘An algorithm of hyperspectral remote sensing images classification is proposed based on the frequency spectrum of spectral signature.The spectral signature of each pixel in the hyperspectral image is taken as a discrete signal,and the frequency spectrum is obtained using discrete Fourier transform.The discrepancy of frequency spectrum between ground objects' spectral signatures is visible,thus the difference between frequency spectra of reference and target spectral signature is used to measure the spectral similarity.Canberra distance is introduced to increase the contribution from higher frequency components.Then,the number of harmonics involved in the proposed algorithm is determined after analyzing the frequency spectrum energy cumulative distribution function of ground object.In order to evaluate the performance of the proposed algorithm,two hyperspectral remote sensing images are adopted as experimental data.The proposed algorithm is compared with spectral angle mapper (SAM),spectral information divergence (SID) and Euclidean distance (ED) using the product accuracy,user accuracy,overall accuracy,average accuracy and Kappa coefficient.The results show that the proposed algorithm can be applied to hyperspectral image classification effectively.WANG Ke GU XingFa YU Tao MENG QingYan ZHAO LiMin FENG Li 2013Science China(Technological Sciences)2013,56,4:10
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