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Two sex pheromone receptors for sexual communication in the American cockroach

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Science China(Life Sciences) 2024年第7期67卷 1455-1467页

作者： Na Li Renke Dong Huanchao Zeng Yan Zhang Run Huang Wei Liu Fengming Cao Jincong Yu Mingtao Liao Jingyou Chen Wenlei Zhang Zejian Huang Jiahui Wang Li Li Shen Zhu Danyan Huang Zining Li Xiaoshuai Zhang dongwei yuan Nan Chen Yongliang Fan Guirong Wang Coby Schal Yufeng Pan Sheng Li Guangdong Provincial Key Laboratory of Insect Developmental Biology and Applied Technology Institute of Insect Science and TechnologySchool of Life SciencesSouth China Normal UniversityGuangzhou 510631China Guangmeiyuan R&D Center Guangdong Provincial Key Laboratory of Insect Developmental Biology and Applied TechnologySouth China Normal UniversityMeizhou 514589China Lingnan Guangdong Laboratory of Modern Agriculture Genome Analysis Laboratory of the Ministry of AgricultureAgricultural Genomics Institute at ShenzhenChinese Academy of Agricultural SciencesShenzhen 518000China State Key Laboratory of Crop Stress Biology for Arid Areas and Key Laboratory of Integrated Pest Management on the Loess Plateau of Ministry of AgricultureNorthwest A&F UniversityYangling 712100China Department of Entomology and Plant Pathology North Carolina State UniversityRaleigh 27695USA The Key Laboratory of Developmental Genes and Human Disease School of Life Science and TechnologySoutheast UniversityNanjing 210096China

Volatile sex pheromones are vital for sexual communication between males and *** of the American cockroach,Periplaneta americana,produce and emit two sex pheromone components,periplanone-A(PA)and periplanone-B(PB).Although PB is the major sex attractant and can attract males,how it interacts with PA in regulating sexual behaviors is still *** this study,we found that in male cockroaches,PA counteracted PB *** identified two odorant receptors(ORs),OR53 and OR100,as PB/PA and PA receptors,***53 and OR100 were predominantly expressed in the antennae of sexually mature males,and their expression levels were regulated by the sex differentiation pathway and nutrition-responsive *** localization of OR53 and OR100 in male antennae further revealed that two types of sensilla coordinate a complex two-pheromone-two-receptor pathway in regulating cockroach sexual *** findings indicate distinct functions of the two sex pheromone components,identify their receptors and possible regulatory mechanisms underlying the male-specific and age-dependent sexual behaviors,and can guide novel strategies for pest management.

关键词： sex pheromone odorant receptor sexual attraction sex differentiation cockroach

Advance in the Studies on Small Cell Neuroendocrine Carcinoma of the Paranasal Sinuses

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Chinese Journal of Clinical Oncology 2008年第3期5卷 219-222页

作者： Changsheng Cong Yonghua Yu Shuanghu yuan dongwei Gao Department of Radiotherapy Shandong Tumor Hospital Jinan 250117 Shandong Province. China.

Small cell neuroendocrine carcinoma (SCNEC) of the paranasal sinuses is extremely rare,with an unclear *** presence of neuroendocrine granules is suggestive of neuroendocrine *** was reported that this disease relates to the presence of accessory salivary glands,and some basic research has shown that it might originate from the multi-potent stem *** are no specific clinical symptoms but rhinal and ophthalmological symptoms are found in most *** mainly depends on histopathological manifestations,immunohistochemical results and features of the electron microscopic *** differentiation from poorly differentiated squamous carcinoma,melanoma,esthesioneuroblastoma and neuroglioma *** *** unified regimen has been employed in treating the *** present,combined therapy has a manifest therapeutic effect,such as success with the 2003 French *** relapse is common and prognosis is poor.A complete combined treatment plan will be helpful to improve the prognosis.

关键词： small cell neuroendocrine carcinoma accessorynasal cavity/paranasal sinuses.

Anaysis and Decrease Antenna Passive Intermodulation（PIM）Affection to Throughput of LTE and 5G Base Station

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Anaysis and Decrease Antenna Passive Intermodulation（PIM）A...

Nano-Au-decorated hierarchical porous cobalt sulfide derived from ZIF-67 toward optimized oxygen evolution catalysis:Important roles of microstructures and electronic modulation

2019年全国天线年会

作者： yuan dongwei School of Electrical Engineering North China Electric Power University

4 G and 5 G base stations size becomes smaller and smaller,it combines radio unit（RU）,cavity filter,antenna,power supply unit（PSU）,mechanic（ME） chassis and digital unit（DU）,with radio RF and power supple cable to assemble a whole system,this kind of remote radio unit（RRU） has more integration density than tradition 3 G or 2 G Macro base *** RRU down link（DL） configurated 2 TX LTE carrier signal,the two transmit signal will create intermodulation products（IM3/IM5/IM7/IM9 and so on）,base on microwave theory,the intermodulation products’ energy aptitude will decrease with higher IM product,therefore,we will consider and worry about IM 3 and IM5’s *** IM3+or IM3-;IM5+or IM5-signal fall into base station operation RX frequency range,it will lead to BTS receiver sensitivity degrade,and these PIM products via antenna’s Gain amplifier to further amplify signal amplitude,the situation will further worse over-the-air（OTA）*** station cover area will become smaller,and affection to user equipment（UE） connection and mobile communication quality.4 G and 5 G base station’s instantaneous bandwidth（IB W） is becoming wider and wider,it increases from single carrier to multi-carriers,for example:GSM 200 KHz,WCDMA 3.84 MHz to LTE IBW up to10 MHz,20 MHz,40 MHz,60 MHz,75 MHz,100 MHz,200 MHz or ***,2 X DL signal spacing can expand more following wider IBW capability of BTS,IM productions will have more opportunity to fall into RX frequency *** reason is 4 G and 5 G has define more new frequency spectrum,therefore co-location and coexist scenario becomes increasingly popular,and more RRUs integration install into one tower for customer’s cost *** to radio distance becomes shorter than tradition2 G/3 G,BTS A to BTS B or BTS C co-radiation must need *** to above reasons,the passive intermodulation（PIM） systemization analysis and study become more important for 4 G/5 G base *** paper will simple introdu

关键词： passive intermodulation(PIM) over-the-air(OTA) direction and Omni antenna receiver sensitivity electromagnetic interference(EMI) LTE base station remote radio unit(RRU) antenna noise figure(NF)

来源： cnki会议评论

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Carbon Energy 2024年第5期6卷 1-14页

作者： Hongyu Gong Guanliang Sun Wenhua Shi dongwei Li Xiangjun Zheng Huan Shi Xiu Liang Ruizhi Yang Changzhou yuan Department of New Energy Materials School of Environmental and Chemical EngineeringJiangsu University of Science and TechnologyZhenjiangJiangsuChina Advanced Materials Institute Qilu University of Technology(Shandong Academy of Sciences)JinanShandongChina Shandong Saikesaisi Hydrogen Energy Co. Ltd.JinanShandongChina Department of Materials Science and Engineering School of Materials Science&EngineeringUniversity of JinanJinanShandongChina Department of New Energy Science and Engineering College of EnergySoochow Institute for Energy and Materials InnovationsSoochow UniversitySuzhouJiangsuChina

Enhancing both the number of active sites available and the intrinsic activity of Co-based electrocatalysts simultaneously is a desirable ***,a ZIF-67-derived hierarchical porous cobalt sulfide decorated by Au nanoparticles(NPs)(denoted as HP-Au@CoxSy@ZIF-67)hybrid is synthesized by low-temperature sulfuration *** well-defined macroporous-mesoporous-microporous structure is obtained based on the combination of polystyrene spheres,as-formed CoxSy nanosheets,and ZIF-67 *** novel three-dimensional hierarchical structure significantly enlarges the three-phase interfaces,accelerating the mass transfer and exposing the active centers for oxygen evolution *** electronic structure of Co is modulated by Au through charge transfer,and a series of experiments,together with theoretical analysis,is performed to ascertain the electronic modulation of Co by ***,HP-Au@CoxSy@ZIF-67 catalysts with different amounts of Au were synthesized,wherein Au and NaBH4 reductant result in an interesting“competition effect”to regulate the relative ratio of Co^(2+)/Co^(3+),and moderate Au assists the electrochemical performance to reach the highest ***,the optimized HP-Au@CoxSy@ZIF-67 exhibits a low overpotential of 340 mV at 10 mA cm^(-2)and a Tafel slope of 42 mV dec-1 for OER in 0.1 M aqueous KOH,enabling efficient water splitting and Zn-air battery *** work here highlights the pivotal roles of both microstructural and electronic modulation in enhancing electrocatalytic activity and presents a feasible strategy for designing and optimizing advanced electrocatalysts.

关键词： Au nanoparticles cobalt sulfide electronic modulation hierarchical porous structure oxygen evolution reaction

基于改进NSGA-Ⅱ算法的多目标云制造服务组合优化研究

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制造技术与机床 2023年第10期 61-66页

作者：袁东维凤飞龙西北政法大学管理学院陕西西安710122 陕西师范大学物理学与信息技术学院陕西西安710119

为了提高云制造服务组合寻优质量,提出一种基于改进NSGA-Ⅱ算法的多目标云制造服务组合优化方法。首先改进支配强度的概念来快速确定非支配解集中个体的优劣,然后对NSGA-Ⅱ算法应用不同的局部搜索策略,在算法前期加强对优秀个体的搜索... 详细信息

为了提高云制造服务组合寻优质量,提出一种基于改进NSGA-Ⅱ算法的多目标云制造服务组合优化方法。首先改进支配强度的概念来快速确定非支配解集中个体的优劣,然后对NSGA-Ⅱ算法应用不同的局部搜索策略,在算法前期加强对优秀个体的搜索以加速收敛,算法后期对稀疏个体融合邻域搜索与模拟退火算法来增加种群的多样性。最后结合企业实际案例,验证了优选模型的有效性和算法的可行性。

关键词：云制造多目标优化服务组合 NSGA-Ⅱ算法

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高校计算机实验室安全管理探析

电子测试 2015年第5X期26卷 64-65页

作者：袁东维西北政法大学信息网络中心陕西西安710063

安全问题是高校计算机实验室面临的主要问题,本文从多层面剖析了实验室面临的安全现状,分析了其产生的根源,探究了加强高校计算机实验室安全的多层策略,分别从制度、环境、软件、硬件、数据安全和人员管理上达标,才能将实验室安全落到实... 详细信息

安全问题是高校计算机实验室面临的主要问题,本文从多层面剖析了实验室面临的安全现状,分析了其产生的根源,探究了加强高校计算机实验室安全的多层策略,分别从制度、环境、软件、硬件、数据安全和人员管理上达标,才能将实验室安全落到实处,保障实验室高效运转。

关键词：计算机实验室安全管理策略

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稻谷中无机砷的测定

现代食品 2018年第17期3卷 116-118页

作者：袁冬蔚南平市粮油质量监测站福建南平353000

采用液相色谱-原子荧光光谱法(LC-AFS)法定量分析稻谷中的无机砷。经实验证明,该方法精密度RSD <3%、回收率达到90%～105%,并且具有分析时间较短、试剂消耗量少、精密度高、回收率高等特点,可以满足稻谷中无机砷的测定。

关键词：稻谷无机砷测定

交直流混合激励下取向硅钢片磁滞及损耗特性模拟方法

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电工技术学报 2021年第13期36卷 2791-2800页

作者：赵小军王瑞杜振斌苑东伟杜海泉华北电力大学电力工程系保定071003 河北省输变电装备电磁与结构性能重点实验室保定071056 国网聊城供电公司聊城252000

该文对交直流混合激励下(既含偏磁又含谐波)取向硅钢叠片的动态、静态磁滞特性和损耗特性进行测量,分析激励中不同因素(如直流偏磁磁场强度、谐波次数)对损耗的影响规律。提出基于非对称极限磁滞回线的Preisach模型参数辨识方法,实现静... 详细信息

该文对交直流混合激励下(既含偏磁又含谐波)取向硅钢叠片的动态、静态磁滞特性和损耗特性进行测量,分析激励中不同因素(如直流偏磁磁场强度、谐波次数)对损耗的影响规律。提出基于非对称极限磁滞回线的Preisach模型参数辨识方法,实现静态磁滞回线的准确模拟。提出交直流混合激励下异常损耗模拟及其参数提取方法,并基于损耗分离和场分离的等效关系,得到交直流混合激励下的Preisach动态磁滞模型。通过仿真和实验结果的对比,验证了该方法的有效性和准确性。

关键词：交直流混合激励 Preisach模型磁滞特性损耗特性

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1980年代乡村电话经济交往的重建观察

山西农业大学学报（社会科学版） 2020年第5期19卷 92-99页

作者：元冬维天津师范大学政治与行政学院天津300387

以媒介人类学方法,对1984年至1990年天津市“小村”的乡村电话网络进行以深度访谈方法为主的“重建观察”。通过对主要当事人的深度访谈和相关档案资料、工作笔记的补正,还原研究期内乡村电话的建设、使用和媒介影响等过程。经过证据导... 详细信息

以媒介人类学方法,对1984年至1990年天津市“小村”的乡村电话网络进行以深度访谈方法为主的“重建观察”。通过对主要当事人的深度访谈和相关档案资料、工作笔记的补正,还原研究期内乡村电话的建设、使用和媒介影响等过程。经过证据导向、相互印证的事实重建,发现乡村电话网络在研究期内为一种乡村精英的交往媒介,成为一种村级对外经济交往的有效媒介,使得“小村”自身的治理秩序和发展,在县乡“独白”的治理秩序中,获得了双向交流的突破。这种“对话”一定程度上突破了乡村治理积弊,推动村本级经济发展。

关键词：乡村电话即时沟通媒介乡村经济交往乡村发展