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Camellia sinensis CsMYB4a participates in regulation of stamen growth by interaction with auxin signaling transduction repressor CsAUX/IAA4

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The Crop Journal 2024年第1期12卷 188-201页

作者： Guoliang ma Mingzhuo Li Yingling Wu Changjuan Jiang Yifan Chen Dawei Xing Yue Zhao Yajun Liu xiaolan Jiang Tao xia Liping Gao School of Life Science Anhui Agricultural UniversityHefei 230036AnhuiChina Plant for Human Health Institute Department of Plant and Microbial BiologyNorth Carolina State UniversityKannapolisNC 28081USA State Key Laboratory of Tea Plant Biology and Utilization/Key Laboratory of Tea Biology and Tea Processing of Ministry of Agriculture/Anhui Provincial Laboratory of Tea Plant Biology and Utilization Anhui Agricultural UniversityHefei 230036AnhuiChina

Subgroup 4(Sg4)members of the R2R3-MYB are generally known as negative regulators of the phenylpropanoid pathway in *** previous research showed that a R2R3-MYB Sg4 member from Camellia sinensis(CsMYB4a)inhibits expression of some genes in the phenylpropanoid pathway,but its physiological function in the tea plant remained ***,CsMYB4a was found to be highly expressed in anther and filaments,and participated in regulating filament *** analysis and exogenous auxin treatment showed that the target of CsMYB4a might be the auxin signal ***/indole-3-acetic acid 4(AUX/IAA4),a repressor in auxin signal transduction,was detected from a yeast two-hybrid screen using CsMYB4a as *** silencing assays showed that both CsIAA4 and CsMYB4a regulate filament *** plants overexpressing CsIAA4 were insensitive to exogenous a-NAA,consistent with overexpression of ***-protein interaction experiments revealed that CsMYB4a interacts with N-terminal of CsIAA4 to prevent CsIAA4 *** out of the endogenous NtIAA4 gene,a CsIAA4 homolog,in tobacco alleviated filament growth inhibition and a-NAA insensitivity in plants overexpressing *** results strongly suggest that CsMYB4a works synergistically with CsIAA4 and participates in regulation of the auxin pathway in stamen.

关键词： AUX/IAA4 Auxin signaling CsMYB4a Subgroup 4 R2R3-MYB

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Selective sintering of magnesia-calcia materials by utilizing hot spots during induction sintering process

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Journal of Iron and Steel Research International 2024年第8期31卷 1914-1922页

作者： Yun-jie Dong Zhou-fu Wang Hao Liu Yan ma Xi-tang Wang Nian Yi Zhong-feng xia Yu-xuan Zhu Cheng-ji Deng Ling Zhang The State Key Laboratory of Refractories and Metallurgy Wuhan University of Science and TechnologyWuhan 430081HubeiChina School of materials and Metallurgy University of Science and Technology LiaoningAnshan 110325LiaoningChina

magnesia-calcia refractories are widely used in the production process of clean steel due to their excellent high-tem-perature stability,slag resistance and ability to purify molten ***,there are still problems such as difficult sintering and easy ***-calcia materials with various calcium oxide contents were prepared by using induction sintering,and the sintering property combined with the hydration resistance of the materials was *** experimental results showed that the magnesia-calcia materials prepared under induction field had higher density,microhardness and hydration *** particular,the relative density of induction sintered magnesia-calcia materials with 50 mo1%CaO was greater than 98%,and the average grain size of CaO was 4.56μm,which was much larger than that of traditional sintered *** order to clarify the densification and microstructure evolution mechanism of the magnesia-calcia materials,the changes in temperature and magnetic field throughout the sintering process were analyzed by using finite element *** results showed that the larger heating rate and higher sintering temperature under the induction sintering mode were beneficial to the rapid *** addition,the hot spots generated within the material due to the difference in high-temperature electric conductivity between MgO and CaO were the critical factor to realize selective sintering in MgO-CaO system,which provides a novel pathway to solve the problem of difficult sintering and control the microstructure of high-temperature composite material used in the field of high-purity steel smelting.

关键词： magnesia-calcia material Induction sintering Hot spot Selective sintering Density Microstructure control Hydration resistance

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Construction Method for Performance management Curriculum Content System Based on Knowledge Graph

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教育研究前沿（中英文版） 2024年第3期14卷 8-12页

作者： Miaomiao ma xia Mu Chongqing Institute of Engineering Chongqing400040China

Performance management is the core course of human resource management major,but its knowledge points lack multi-dimensional *** are problems such as scattered content and unclear system,and it is urgent to reconstruct the content system of the *** graph technology can integrate massive and scattered information into an organic structure through semantic correlation and *** application of knowledge graph to education and teaching can promote scientific and personalized teaching evaluation and better realize individualized *** paper systematically combs the knowledge points of Performance management course and forms a comprehensive knowledge *** knowledge point is associated with specific questions to form the problem map of the course,and then the knowledge point is further associated with the ability target to form the ability map of the ***,the knowledge point is associated with teaching materials,question bank and expansion resources to form a systematic teaching database,thereby giving the method of building the content system of Performance management course based on the knowledge *** research can be further extended to other core management courses to realize the deep integration of knowledge graph and teaching.

关键词： Knowledge Graph Construction Method Curriculum Content System Performance management Course

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A Pt/CeO_(2)Hybrid Nanozyme with Stable Peroxidase Activity for the Detection of Acetylcholine

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Chemical Research in Chinese Universities 2024年第2期40卷 268-271页

作者： CUI Xulian ma Baofu PAN Hui xia Yu LIU Li ZHAO Baofeng LIANG Zhen ZHANG Lihua ZHANG Yukui State Key Laboratory of Medical Proteomics Dalian Institute of Chemical PhysicsChinese Academy of ScienceDalian116023P.R.China The Research Center for Medical Genomics Key Laboratory of Medical Cell BiologyMinistry of EducationSchool of Life ScienceChina Medical UniversityShenyang110001P.R.China River Fisheries Research Institute Chinese Academy of Fishery SciencesGuangzhou510000P.R.China

Acetylcholine(ACh)is a common neurotransmitterl)that is secreted by cholinergic neurons[2]and is found mainly in the peripheral and central nervous systems.[3]ACh transmits nerve signals from presynaptic to postsynapt... 详细信息

关键词： Acetylcholine/choline Nanozyme Hydrogen peroxide Alzheimer’s disease

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Proactive Caching at the Wireless Edge:A Novel Predictive User Popularity-Aware Approach

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Computer Modeling in Engineering & Sciences 2024年第8期140卷 1997-2017页

作者： Yunye Wan Peng Chen Yunni xia Yong ma Dongge Zhu Xu Wang Hui Liu Weiling Li xianhua Niu Lei Xu Yumin Dong College of Computer Science Chongqing UniversityChongqing400044China School of Computer and Software Engineering Xihua UniversityChengdu610039China School of Computer and Information Engineering Jiangxi Normal UniversityNanchang330022China Electric Power Research Institute of State Grid Ningxia Electric Power Co. Ltd.Yinchuan750002China College of Mechanical and Vehicle Engineering Chongqing UniversityChongqing400030China School of Computer Science and Technology Beijing Institute of TechnologyBeijing100083China School of Computer Science and Technology Dongguan University of TechnologyDongguan523808China School of Emergency management Xihua UniversityChengdu610039China College of Computer and Information Science Chongqing Normal UniversityChongqing401331China

Mobile Edge Computing(MEC)is a promising technology that provides on-demand computing and efficient storage services as close to end users as *** an MEC environment,servers are deployed closer to mobile terminals to exploit storage infrastructure,improve content delivery efficiency,and enhance user ***,due to the limited capacity of edge servers,it remains a significant challenge to meet the changing,time-varying,and customized needs for highly diversified content of ***,techniques for caching content at the edge are becoming popular for addressing the above *** is capable of filling the communication gap between the users and content providers while relieving pressure on remote cloud ***,existing static caching strategies are still inefficient in handling the dynamics of the time-varying popularity of content and meeting users’demands for highly diversified entity *** address this challenge,we introduce a novel method for content caching over MEC,i.e.,*** synthesizes a content popularity prediction model,which takes users’stay time and their request traces as inputs,and a deep reinforcement learning model for yielding dynamic caching *** results demonstrate that PRIME,when tested upon the MovieLens 1M dataset for user request patterns and the Shanghai Telecom dataset for user mobility,outperforms its peers in terms of cache hit rates,transmission latency,and system cost.

关键词： Mobile edge computing content caching system average cost deep reinforcement learning collaborative mechanism

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An acoustofluidic device for the automated separation of platelet-reduced plasma from whole blood

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Microsystems & Nanoengineering 2024年第3期10卷 293-303页

作者： Zhehan ma Jianping xia Neil Upreti Emeraghi David Joseph Rufo Yuyang Gu Kaichun Yang Shujie Yang xiangchen Xu Jean Kwun Eileen Chambers Tony Jun Huang Thomas Lord Department of Mechanical Engineering and materials Science Duke UniversityDurhamNCUSA Department of Biomedical Engineering Duke UniversityDurhamNCUSA Department of Pediatrics Duke UniversityDurhamNCUSA Duke Transplant Center Department of SurgeryDuke University School of MedicineDurhamNCUSA

Separating plasma from whole blood is an important sample processing technique required for fundamental biomedical research,medical diagnostics,and therapeutic *** protocols for plasma isolation require multiple centrifugation steps or multiunit microfluidic processing to sequentially remove large red blood cells(RBCs)and white blood cells(WBCs),followed by the removal of small ***,we present an acoustofluidic platform capable of efficiently removing RBCs,WBCs,and platelets from whole blood in a single *** leveraging differences in the acoustic impedances of fluids,our device generates significantly greater forces on suspended particles than conventional microfluidic approaches,enabling the removal of both large blood cells and smaller platelets in a single *** a result,undiluted human whole blood can be processed by our device to remove both blood cells and platelets(>90%)at low voltages(25 Vpp).The ability to successfully remove blood cells and platelets from plasma without altering the properties of the proteins and antibodies present creates numerous potential applications for our platform in biomedical research,as well as plasma-based diagnostics and ***,the microfluidic nature of our device offers advantages such as portability,cost efficiency,and the ability to process small-volume samples.

关键词： remove separation removing

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Nuclei-rich galvanizing strategy for suppressing zinc dendrite growth

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Rare Metals 2024年第8期43卷 4016-4018页

作者： Hai-xia Wu Kai-Lu Guo College of Chemistry and Chemical Engineering Henan Key Laboratory of Function-Oriented Porous MaterialsLuoyang Normal UniversityLuoyang 471934China

The uncontrolled growth of zinc dendrites on zinc anode hinders the application of zinc ion *** solve this problem,Lu's group proposed a nuclei-rich galvanizing strategy for suppressing the zinc dendrite *** allows the nuclei-rich zinc electrode to cycle steadily for1200 h and have a high Coulombic efficiency of 99.7%at15 ma·cm^(-2)with a deposited amount of 10 mah·cm^(-2).Moreover,the Zn-MnO_(2) battery with a low N/P ratio of 1.9exhibited sustained cycling life.

关键词： cycling sustained battery

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Identification of the lysine and histidine transporter family in Camellia sinensis and the characterizations in nitrogen utilization

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Horticultural Plant Journal 2024年第1期10卷 273-287页

作者： Wei Huang Danni ma Fawad Zaman Xulei Hao Li xia E Zhang Pu Wang Mingle Wang Fei Guo Yu Wang Dejiang Ni Hua Zhao National Key Laboratory for Germplasm Innovation&Utilization of Horticultural Crops College of Horticulture and Forestry SciencesHuazhong Agricultural UniversityWuhanHubei 430070China

In plants,the lysine and histidine transporter(LHT)family represent a class of proteins that mediate the uptake,translocation,and utilization of amino *** tea plant(Camellia sinensis)is a perennial evergreen with a relatively high level of amino ***,systematic identification and molecular characterization of the LHT gene family has rarely been reported in tea *** this study,22 CsLHTs were identified from the‘Shuchazao’genome and classified into two *** modeled three-dimensional structure and the conserved domains presented a high similarity among the LHTs ***,it was predicted that a few genes were conserved through the analysis of the physiochemical characters,structures and cis-elements in *** expression patterns in tea plants revealed that CsLHT7 was mainly expressed in the roots,and CsLHT4 and CsLHT11 exhibited relatively high expression in both the roots and ***,the expression of all three genes could be induced by organic ***,heterogeneous expression of CsLHT4,CsLHT7 and CsLHT11 in Arabidopsis thaliana decreased the aerial parts biomass compared with that in WT plants while significantly increased the rosette biomass only for CsLHT11transgenic plants versus WT ***,our results provide fundamental information about CsLHTs and potential genes in N utilization for further analysis in tea plants.

关键词： Camellia sinensis Nitrogen Lysine and histidine transporter(LHT)family

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Impairment of Autophagic Flux After Hypobaric Hypoxia Potentiates Oxidative Stress and Cognitive Function Disturbances in Mice

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Neuroscience Bulletin 2024年第1期40卷 35-49页

作者： Shuhui Dai Yuan Feng Chuanhao Lu Hongchen Zhang Wenke ma Wenyu Xie Xiuquan Wu Peng Luo Lei Zhang Fei Fei Zhou Fei xia Li Department of Neurosurgery Xijing HospitalFourth Military Medical UniversityXi'an 710000China National Translational Science Center for Molecular Medicine and Department of Cell Biology Fourth Military Medical UniversityXi'an 710000China Department of Neurosurgery The Central Hospital of BaojiBaoji 721000China Department of Ophthalmology Xijing HospitalFourth Military Medical UniversityXi'an 710000China

Acute hypobaric hypoxic brain damage is a potentially fatal high-altitude *** plays a critical role in ischemic brain injury,but its role in hypo-baric hypoxia(HH)remains *** we used an HH chamber to demonstrate that acute HH exposure impairs autophagic activity in both the early and late stages of the mouse brain,and is partially responsible for HH-induced oxidative stress,neuronal loss,and brain *** autophagic agonist rapamycin only promotes the initiation of *** proteome analysis,a screen showed that protein dynamin2(DNM2)potentially regulates autophagic *** of DNM2 significantly increased the formation of autolysosomes,thus maintaining autophagic flux in combination with ***,the enhancement of autophagic activity attenuated oxidative stress and neurological deficits after HH *** results contribute to evidence supporting the conclusion that DNM2-mediated autophagic flux represents a new therapeutic target in HH-induced brain damage.

关键词： Autophagy-Proteomics Oxidative stress Hypobaric hypoxia-Brain injury

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Progress in the preparation,identification and biological activity of walnut peptides

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未来食品学报(英文) 2024年第3期4卷 205-220页

作者： Chang Liu Zijie Zhang Yuting Shang Siting Li Junxi xia Yiling Tian Yingmin Jia Aijin ma School of Food and Health Beijing Technology and Business UniversityBeijing 100048China Hebei Yangyuan ZhiHui Beverage Co. Ltd.Hengshui 053000China Institution of Chinese Walnut Industry Hengshui 053000China Hebei Key Laboratory of Walnut Nutritional Function and Processing Technology Hengshui 053000China College of Food Science and Technology Hebei Agricultural UniversityBaoding 071000China

Walnuts are rich in protein and are a high-quality plant protein *** recent years,with the growth of consumer demand for functional food and food for special medical purpose,the use of walnut protein for the preparation of functional walnut peptide ingredients or additives and other compositions has received increasing ***,the improvement of the yield of walnut peptides and the clarification of their functional activities are the bottlenecks that limit the development of these *** this end,this article reviews the pretreatment,preparation,purification and identification processes of walnut peptides,as well as their biological activities such as antioxidant activity,antitumour activity,improvement of memory,antihypertension and regulation of metabolic disorders are elaborated to provide a reference for the industrial development of walnut peptides.

关键词： Walnut Peptide Extraction Isolation Purification Identification Biological activity

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