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| 1 | Phytophthora sojae Effector PsAvh240 Inhibits Host Aspartic Protease Secretion to Promote Infection显示文摘Plants secrete defense molecules into the extracellular space (the apoplast) to combat attacking microbes. However, the mechanisms by which successful pathogens subvert plant apoplastic immunity remain poorly understood. In this study, we show that PsAvh240, a membrane-localized effector of the soybean pathogen Phytophthora sojae, promotes P. sojae infection in soybean hairy roots. We found that PsAvh240 interacts with the soybean-resistant aspartic protease GmAP1 in planta and suppresses the secretion of GmAP1 into the apoplast. By solving its crystal structure we revealed that PsAvh240 contain six a helices and two WY motifs. The first two a helices of PsAvh240 are responsible for its plasma membrane-localization and are required for PsAvh240's interaction with GmAP1. The second WY motifs of two PsAvh240 molecules form a handshake arrangement resulting in a handshake-like dimer. This dimerization is required for the effector's repression of GmAP1 secretion. Taken together, these data reveal that PsAvh240 localizes at the plasma membrane to interfere with GmAP1 secretion, which represents an effective mechanism by which effector proteins suppress plant apoplastic immunity. | Baodian Guo Haonan Wang Bo Yang Wenjing Jiang Maofeng Jing Haiyang Li Yeqiang Xia Yuanpeng Xu Qinli Hu Fangfang Wang Feng Yu Yan Wang Wenwu Ye Suomeng Dong Weiman Xing Yuanchao Wang | 2019 | Molecular Plant2019,12,4: | 12 |
| 2 | Laser produced electromagnetic pulses: generation, detection and mitigation显示文摘This paper provides an up-to-date review of the problems related to the generation,detection and mitigation of strong electromagnetic pulses created in the interaction of high-power,high-energy laser pulses with different types of solid targets.It includes new experimental data obtained independently at several international laboratories.The mechanisms of electromagnetic field generation are analyzed and considered as a function of the intensity and the spectral range of emissions they produce.The major emphasis is put on the GHz frequency domain,which is the most damaging for electronics and may have important applications.The physics of electromagnetic emissions in other spectral domains,in particular THz and MHz,is also discussed.The theoretical models and numerical simulations are compared with the results of experimental measurements,with special attention to the methodology of measurements and complementary diagnostics.Understanding the underlying physical processes is the basis for developing techniques to mitigate the electromagnetic threat and to harness electromagnetic emissions,which may have promising applications. | Fabrizio Consoli Vladimir TTikhonchuk Matthieu Bardon Philip Bradford David CCarroll Jakub Cikhardt Mattia Cipriani Robert JClarke Thomas ECowan Colin NDanson Riccardo De Angelis Massimo De Marco Jean-Luc Dubois Bertr Etchessahar Alejro Laso Garcia David IHillier Ales Honsa Weiman Jiang Viliam Kmetik Josef Krása Yutong Li FredériéLubrano Paul McKenna Josefine Metzkes-Ng Alexre Poyé Irene Prencipe Piotr Ra¸czka Rol ASmith Roman Vrana Nigel CWoolsey Egle Zemaityte Yihang Zhang Zhe Zhang Bernhard Zielbauer David Neely | 2020 | High Power Laser Science and Engineering2020,8,2: | 3 |
| 3 | Promotion of transition metal oxides on the NH3-SCR performance of ZrO2-CeO2 catalyst显示文摘 | Weiman Li | 2017 | Frontiers of Environmental Science & Engineering2017,11,2: | 2 |
| 4 | Generation of strong magnetic fields with a laser-driven coil显示文摘As a promising new way to generate a controllable strong magnetic field, laser-driven magnetic coils have attracted interest in many research fields. In 2013, a kilotesla level magnetic field was achieved at the Gekko XⅡ laser facility with a capacitor–coil target. A similar approach has been adopted in a number of laboratories, with a variety of targets of different shapes. The peak strength of the magnetic field varies from a few tesla to kilotesla, with different spatiotemporal ranges. The differences are determined by the target geometry and the parameters of the incident laser. Here we present a review of the results of recent experimental studies of laser-driven magnetic field generation, as well as a discussion of the diagnostic techniques required for such rapidly changing magnetic fields. As an extension of the magnetic field generation, some applications are discussed. | Zhe Zhang Baojun Zhu Yutong Li Weiman Jiang Dawei Yuan Huigang Wei Guiyun Liang Feilu Wang Gang Zhao Jiayong Zhong Bo Han Neng Hua Baoqiang Zhu Jianqiang Zhu Chen Wang Zhiheng Fang Jie Zhang | 2018 | High Power Laser Science and Engineering2018,6,3: | 2 |
| 5 | Removal of hydrophobic volatile organic compounds with sodium hypochlorite and surfactant in a co-current rotating packed bed显示文摘A co-current flow rotating packed bed was applied to remove volatile organic compounds(VOCs) by sodium hypochlorite(Na Cl O) and surfactant(sodium dodecyl benzene sulfonate,SDBS) from air stream. Xylene was used as a model VOC herein. The effect of p H,concentration of Na Cl O and SDBS solution, liquid flow rate, gas flow rate and rotational speed on xylene removal efficiency and overall mass transfer coefficient(KGa) were discussed. Then, a correlation for KGa of the co-current rotating packed bed was proposed by fitting the experimental data of KGa and independent variables of liquid/gas ratio,rotational speed, p H, Na Cl O concentration and treatment time, which was in good agreement with the experimental data(the deviation ≤± 30%). | Wenhui Li Haidi Liu Shuangde Li Weiman Li Yunfa Chen Jiajia Gao Yaqun Cao | 2018 | Journal of Environmental Sciences2018,30,2: | 1 |
| 6 | Pseudomonas syringae Effector AvrPto Blocks Innate Immunity by Targeting Receptor Kinases显示文摘 | Tingting Xiang Na Zong Yan Zou Yong Wu Jie Zhang Weiman Xing Yan Li Xiaoyan Tang Lihuang Zhu Jijie Chai Jian-Min Zhou | 2008 | Current Biology2008,,1: | 1 |
| 7 | Laboratory study of astrophysical collisionless shock at SG-Ⅱ laser facility显示文摘Astrophysical collisionless shocks are amazing phenomena in space and astrophysical plasmas, where supersonic flows generate electromagnetic fields through instabilities and particles can be accelerated to high energy cosmic rays. Until now, understanding these micro-processes is still a challenge despite rich astrophysical observation data have been obtained. Laboratory astrophysics, a new route to study the astrophysics, allows us to investigate them at similar extreme physical conditions in laboratory. Here we will review the recent progress of the collisionless shock experiments performed at SG-Ⅱ laser facility in China. The evolution of the electrostatic shocks and Weibel-type/filamentation instabilities are observed. Inspired by the configurations of the counter-streaming plasma flows, we also carry out a novel plasma collider to generate energetic neutrons relevant to the astrophysical nuclear reactions. | Dawei Yuan Huigang Wei Guiyun Liang Feilu Wang Yutong Li Zhe Zhang Baojun Zhu Jiarui Zhao Weiman Jiang Bo Han Xiaoxia Yuan Jiayong Zhong Xiaohui Yuan Changbo Fu Xiaopeng Zhang Chen Wang Guo Jia Jun Xiong Zhiheng Fang Shaoen Jiang Kai Du Yongkun Ding Neng Hua Zhanfeng Qiao Shenlei Zhou Baoqiang Zhu Jianqiang Zhu Gang Zhao Jie Zhang | 2018 | High Power Laser Science and Engineering2018,6,3: | 0 |
| 8 | Observation of Zeeman splitting effect in a laser-driven coil显示文摘The Zeeman splitting effect is observed in a strong magnetic field generated by a laser-driven coil.The expanding plasma from the coil wire surface is concentrated at the coil center and interacts with the simultaneously generated magnetic field.The Cu I spectral lines at wavelengths of 510.5541,515.3235,and 521.8202 nm are detected and analyzed.The splittings of spectral lines are used to estimate the magnetic field strength at the coil center as∼31.4±15.7 T at a laser intensity of∼5.6310^(15) W/cm^(2),which agrees well with measurements using a B-dot probe.Some other plasma parameters of the central plasma disk are also studied.The temperature is evaluated from the Cu I spectral line intensity ratio,while the electron density is estimated from the Stark broadening effect. | Baojun Zhu Zhe Zhang Chang Liu Dawei Yuan Weiman Jiang Huigang Wei Fang Li Yihang Zhang Bo Han Lei Cheng Shangqing Li Jiayong Zhong Xiaoxia Yuan Bowei Tong Wei Sun Zhiheng Fang Chen Wang Zhiyong Xie Neng Hua Rong Wu Zhanfeng Qiao Guiyun Liang Baoqiang Zhu Jianqiang Zhu Shinsuke Fujioka Yutong Li | 2022 | Matter and Radiation at Extremes2022,7,2: | 0 |