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| 1 | The 2016 Summer Floods in China and Associated Physical Mechanisms:A Comparison with 1998显示文摘The characteristics of droughts and floods in China during the summers(May–August)of 2016 and 1998 were compared in great detail,together with the associated atmospheric circulations and external-forcing factors.Following results are obtained.(1)The precipitation was mostly above normal in China in summer 2016,with two main rainfall belts located in the Yangtze River valley(YRV)and North China.Compared with 1998,a similar rainfall belt was located over the YRV,with precipitation 100%and more above normal.However,the seasonal processes of Meiyu were different.A typical'Secondary Meiyu'occurred in 1998,whereas dry conditions dominated the YRV in2016.(2)During May–July 2016,the Ural high was weaker than normal,but it was stronger than normal in 1998.This difference resulted from fairly different distributions of sea surface temperature anomalies(SSTAs)over the North Atlantic Ocean during the preceding winter and spring of the two years.(3)Nonetheless,tropical and subtropical circulation systems were much more similar in May–July of 2016 and 1998.The circulation systems in both years were characterized by a stronger than normal and more westward-extending western Pacific subtropical high(WPSH),a weaker than normal East Asian summer monsoon(EASM),and anomalous convergence of moisture flux in the mid and lower reaches of the YRV.These similar circulation anomalies were attributed to the similar tropical SSTA pattern in the preceding seasons,i.e.,the super El Ni?o and strong warming in the tropical Indian Ocean.(4)Significant differences in the circulation pattern were observed in August between the two years.The WPSH broke up in August 2016,with its western part being combined with the continental high and persistently dominating eastern China.The EASM suddenly became stronger,and dry conditions prevailed in the YRV.On the contrary,the EASM was weaker in August 1998 and the'Secondary Meiyu'took place in the YRV.The Madden–Julian Oscillation(MJO)was extremely active in August 2016 and stayed in western Pacific for 25 days.It triggered frequent tropical cyclone activities and further influenced the significant turning of tropical and subtropical circulations in August2016.In contrast,the MJO was active over the tropical Indian Ocean in August 1998,conducive to the maintenance of a strong WPSH.Alongside the above oceanic factors and atmospheric circulation anomalies,the thermal effect of snow cover over the Qinghai–Tibetan Plateau from the preceding winter to spring in 2016 was much weaker than that in 1998.This may explain the relatively stronger EASM and more abundant precipitation in North China in 2016than those in 1998. | Yuan YUAN Hui GAO Weijing LI Yanju LIU Lijuan CHEN Bin ZHOU Yihui DING | 2017 | Journal of Meteorological Research2017,31,2: | 11 |
| 2 | Bevacizumab biosimilar LY01008 compared with bevacizumab(Avastin)as first-line treatment for Chinese patients with unresectable,metastatic,or recurrent non-squamous non-small-cell lung cancer:A multicenter,randomized,double-blinded,phase Ⅲ trial显示文摘Background:Previous studies have demonstrated the preclinical pharmacological and toxicological consistency,and clinical pharmacokinetic equivalence of bevacizumab biosimilar LY01008 with reference bevacizumab(Avastin).This randomized controlled trial aimed to compare the efficacy and safety of LY01008 with Avastin in first-line treatment of Chinese patients with advanced or recurrent non-squamous non-small cell lung cancer(NSCLC).Methods:StageⅢB-ⅣNSCLC patients with evaluable lesions,good physical status,and adequate organ functions from 67 centers across China were randomized in a ratio of 1:1 to receive LY01008 or Avastin 15 mg/kg intravenously in combination with paclitaxel/carboplatin(combined treatment)for 4-6 cycles,followed by maintenance monotherapy with LY01008 until disease progression,intolerable toxicity,or death.The primary endpoint was objective response rate(ORR)in accordance with Response Evaluation Criteria in Solid Tumors(RECIST)version 1.1 confirmed by independent radiological review committees(IRRC).Secondary endpoints included disease control rate(DCR),duration of response(DoR),progression-free survival(PFS),overall survival(OS),and safety.This study was registered in Clinical Trials.gov(NCT03533127).Results:Between December 15^(th),2017,and May 15^(th),2019,a total of 649 patients were randomized to the LY01008(n=324)or Avastin(n=325)group.As of September 25th,2019 for primary endpoint analysis,589 patients received ORR evaluation,with a median number of combined treatment cycles of 5(range 1-6)andmedian duration of treatment of 3.0(range 0.0-5.1)months.ORRof responseevaluable patients in the LY01008 and Avastin groups were 48.5% and 53.0%,respectively.The stratified ORR ratio was 0.91(90%CI 0.80-1.04,within the prespecified equivalence margin of 0.75-1.33).Up to May 15^(th),2020,with a median follow-up of 13.6(range 0.8-28.4)months,no notable differences in DCR,median DoR,median PFS,median OS,and 1-year OS rate were observed between the LY01008 and Avastin groups.There were no clinically meaningful differences in safety and immunogenicity across treatment groups.Conclusions:LY01008 demonstrated similarity to Avastin in terms of efficacy and safety in Chinese patients with advanced or recurrent non-squamous NSCLC.LY01008 combined with paclitaxel/carboplatin is expected to become a new treatment option for unresectable,metastatic,LY01008 and Avastin groups.There were no clinically meaningful differences in safety and immunogenicity across treatment groups.Conclusions:LY01008 demonstrated similarity to Avastin in terms of efficacy and safety in Chinese patients with advanced or recurrent non-squamous NSCLC.LY01008 combined with paclitaxel/carboplatin is expected to become a new treatment option for unresectable,metastatic,or recurrent non-squamous NSCLC patients in the first-line setting. | Yuankai Shi Kaijian Lei Yuming Jia Bingqiang Ni Zhiyong He Minghong Bi Xicheng Wang Jianhua Shi Ming Zhou Qian Sun Guolei Wang Dongji Chen Yongqian Shu Lianke Liu Zhongliang Guo Yong Liu Junquan Yang Ke Wang Ke Xiao LinWu Tienan Yi Debin Sun Mafei Kang Tianjiang Ma Yimin Mao Jinsheng Shi Tiegang Tang Yan Wang Puyuan Xing Dongqing Lv Wangjun Liao Zhiguo Luo Bin Wang Xiaohong Wu Xiaoli Zhu Shuhua Han Qisen Guo Rongyu Liu Zhiwei Lu Jianyong Zhang Jian Fang Changlu Hu Yinghua Ji Guolong Liu Hong Lu Dedong Wu Junhong Zhang Shuyang Zhu Zheng Liu Wensheng Qiu Feng Ye Yan Yu Yanqiu Zhao Qinhong Zheng Jun Chen Zhanyu Pan Yiping Zhang Wenjuan Lian Bo Jiang Bo Qiu Guojun Zhang Hua Zhang Yanju Chen Yuan Chen Hongbing Duan Manxiang Li Shengming Liu Lijun Ma Hongming Pan Xia Yuan Xueli Yuan Yulong Zheng Emei Gao Li Zhao Shumin Wang Can Wu | 2021 | Cancer Communications2021,41,9: | 5 |
| 3 | Study on the Resistance of Pseudoperonospora cubensis to Cymoxanil显示文摘[Objective] The paper was to clarify the sensitivity and resistance of Pseudoperonospora cubensis to cymoxanil.[Method] A total of 69 strains were collected from 13 major cucumber producing areas in eight provinces and cities of Guangdong, Hubei, Jiangsu, Shandong, Beijing, Liaoning, Jilin and Heilongjiang from 2012 to 2016, and their sensitivity and resistance to cymoxanil was determined using leaf disc floating method.[Result] The EC50 of cymoxanil to P. cubensis were 0.006 8-0.134 1 μg/mL and the average EC50 was 0.062 4 μg/mL. The sensitivity of P. cubensis to cymoxanil presented a single-peak curve, which was approximately normal distribution, and no strains with decreased sensitivity were found. The average EC50 (0.062 4 μg/mL) could be used as the sensitivity baseline of P. cubensis to cymoxanil. Among the 69 strains, 16 were low-resistance strains, accounting for 23.19% of the total strains;53 were sensitive strains, accounting for 76.81%, which were dominant populations;and no medium-resistance and high resistance strains were found. The resistance of P. cubensis to cymoxanil ranged from 0.11 to 2.15 times, and the average resistant level was 1.00 times.[Conclusion] Cymoxanil showed strong inhibitory effect against P. cubensis. | Zhang Yanju He Ziwei Gao Jiyang Fu Lu Zhang Xingzhe Liu Qiyue Si Xiuyang | 2019 | Plant Diseases and Pests2019,10,3: | 1 |
| 4 | Effects of Magnetic Water Irrigation on the Growth, N Uptake and Antioxidant Enzyme Activities of Cotton Seedlings显示文摘A hydroponic experiment was carried out to investigate the effects of magnetic water irrigation on the growth, nutritionalstatus and antioxidant enzyme activity of cotton seedlings. Four levels of magnetic-treated water irrigation (0, 100, 300 and 500 mT)and three levels of salt stress (0, 100 and 200 mM NaCI) were applied. Salt stress adversely affected the dry weight, nutrient uptakeand antioxidant enzyme activities of cotton seedlings. Magnetic-treated water irrigation significantly increased cotton seedling dryweight. Cotton seedling dry weight increased by 14%, 22% and 29% under the treatments of 100, 300 and 500 mT magnetic waterirrigation, respectively, compared with the control, at a salt stress level of 100 mM NaC1. Moreover, magnetic water irrigationimproved N uptake, but did not significantly affect P and K uptake. Magnetic water irrigation significantly increased the activity ofsuperoxide dismutase (SOD), peroxidase (POD) and the proline content compared to the control (0 roT). Irrigation with magneticwater could be a promising technique in agriculture, especially under salt stress conditions. A suitable magnetic intensity of 300 mTis recommended. | Yanju Gao Yanfei Sun Ruixi Zhang Guixin Chu | 2017 | Journal of Agricultural Science and Technology(B)2017,7,1: | 1 |
| 5 | Advances in Research of Garlic Virus Diseases显示文摘Garlic virus infection is an important disease which affects garlic production,with the increasing years of planting,harm of virus is serious year by year,which seriously affect yield and quality of garlic.In order to know the garlic virus effectively,the paper reviewed the research situation of several important garlic virus in virus species,origin,distribution,host range,symptom,route of transmission,classification,genome and detection technique and the prevention technology of garlic viruses.At the same time,prospected several important research aspects of garlic virus in the future. | BAI Yanju 1,ZHANG Wei 1,LI Xuezhan 1,SHEN Yu 1,GAO Yanling 1,FAN Guoquan 1,GENG Hongwei 1,and MENG Xianxin 2 1 Virus-free Seeding Research Institute of Heilongjiang Agricultural Sciences,Harbin 150086,China 2 Crop Breeding Institute of Heilongjiang Academy of Agricultural Sciences,Harbin 150086,China | 2010 | Journal of Northeast Agricultural University(English Edition)2010,17,2: | 1 |