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Glycine functionalized activated carbon derived from navel orange peel for enhancement recovery of Gd(Ⅲ)

Journal of Rare Earths 2022年第11期40卷 1794-1802,I0005页

作者： Bin Xiao Lijinhong Huang Wanfu Huang Dongmei Zhang Xiangrong Zeng xiaohui yao School of Resource and Environmental Engineering Jiangxi University of Science and TechnologyGanzhou 341000China Jiangxi College of Applied Technology Ganzhou 341000China Faculty of Science and Engineering WA School of Mines:MineralsEnergy and Chemical EngineeringCurtin UniversityWAAustralia School of Architecture and Design Jiangxi University of Science and TechnologyGanzhou 341000China

Glycine functionalized activated carbon adsorption material(NOPAC-GLY-X)was successfully prepared by one-step thermal decomposition using agricultural waste navel orange peel as a *** batch adsorption experiments,it is found that the adsorption performance of Gd(Ⅲ)on activated carbon can be significantly enhanced by glycine *** adsorption isotherms of the NOPACs conform to the Langmuir isotherm model,and the maximum adsorption capacity of the activated carbon sample NOPAC-Gly-60 is approximately 48.5 mg/*** Gd(Ⅲ)adsorption capacity of navel orange peel activated carbon can be doubled after glycine modification,and the adsorption efficiency of gadolinium can reach99%at pH=*** physicochemical properties of the prepared adsorbents were characterized by Brunauer-Emmett-Teller(BET),Fourier transform infrared spectroscopy(FTIR),elemental analysis(EA),and X-ray photoelectron spectroscopy(XPS).The characterization test shows that the specific surface area of the sample increases from 1121 to 1523 m^(2)/g,and the ratio of(N+O)/C increases from 10.8%to 30.0%by the glycine *** five cycles of adsorption-desorption,the adsorption capacity can still be maintained at 88%of the initial ***-GLY-60 has excellent adsorption selectivity for Gd(Ⅲ).With the obvious advantages of simple synthesis steps and low cost,the activated carbon modification method adopted in this study has great application value in the field of rare earth adsorption and recovery.

关键词： Glycine functionalized One-step thermal decomposition Navel orange peel Gd(Ⅲ)adsorption Rare earths

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Trajectory Tracking of COVID-19 Epidemic Risk Using Self-organizing Feature Map

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Bulletin of the Chinese Academy of Sciences 2022年第2期36卷 91-100页

作者： CHEN Ning CHEN An yao xiaohui Institute of Urban Safety and Environmental Science Beijing Academy of Science and TechnologyP.R.China Institutes of Science and Development Chinese Academy of SciencesBeijingP.R.China University of Chinese Academy of Sciences BeijingP.R.China

The ongoing COVID-19 has become a worldwide pandemic with increasing confirmed cases and deaths across the *** July 2022,the number of cumulative confirmed cases reported to the World Health Organization(WHO)has risen to 550 million,with more than 6 million deaths in *** analysis of its epidemic risk remains the focus of attention all over the world for a long *** Self-organizing feature map(SOM),a vector quantization method,offers a data mapping approach to tracking the response of time series data on a well-trained *** study aims at a trajectory tracking of COVID-19 epidemic risk in 237 countries measured by the number of new confirmed cases and deaths per day for over one year.A hybrid clustering method uses SOM and K-means to generate a risk map and then displays the trajectory of daily risk on the *** experimental results demonstrate the promising functionality of SOM for trajectory tracking and give experts insights into the dynamic changes of COVID-19 risk.

关键词： Trajectory tracking Self-organizing map Visualization Clustering Epidemic risk

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The Logical Control Protective System of the HL-2A LHCD Power Supply

Southwestern Institute of Physics Annual Report

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Southwestern Institute of Physics Annual Report 2004年第1期 79-81页

作者： MAO xiaohui yao Lieying XUAN Weiming

The main equipmets of the HL-2A LHCD power supply are based on the old one, but the logical control protective system is a new part. Considering the output voltage is very high（up to 60 kV）, so the logical control p... 详细信息

关键词： LHCD Power supply Logical control

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Towards building a firm metaverse security base

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Security and Safety 2023年第2期2卷 57-71页

作者： Anmin Li xiaohui yao Haiying Gu Yungeng Zhang Yuan Chang China Telecom Research Institute Shanghai 200122China China Telecom Research Institute Beijing 102209China

The Metaverse is a significant field that is currently receiving considerable attention from both the industry and *** transformation of the Metaverse from science fiction to reality is being actively promoted by technology,industry,and ***,the development of the Metaverse is still in its early stages,and the system architecture and theoretical technology of the Metaverse are not yet *** paper provides a comprehensive analysis of the Metaverse and summarizes its holographic,omnipotent,multidimensional,and multifaceted *** development of the Metaverse is founded on the relevant infrastructure,and we elaborate on the primary components of the Metaverse ***,we systematically summarize the security risks inherent in the Metaverse *** on this,we propose utilizing the system security technology concept to guide the construction of a Metaverse security protection system from various perspectives at each level of computing,cloud,network,digital assets,and terminals,in order to construct a secure foundation for addressing the Metaverse’s security risks and challenges.

关键词： Metaverse New infrastructure Security base Highly trusted network Trusted identiry Trusted circulation of data

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Extraction, separation and activity study of 2′-O-galloylhyperin from Pyrola incarnata Fisch

Extraction, separation and activity study of 2′-O-galloylhy...

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中国植物学会第十六次全国会员代表大会暨85周年学术年会

作者： Peng Wang xiaohui yao Yu-Jie Fu Key Laboratory of Forest Plant Ecology Ministry of EducationNortheast Forestry University Engineering Research Center of Forest Bio-preparation Ministry of EducationNortheast Forestry University

***,a perennial evergreen herbaceous plant,is mainly distributed in the northeast of China,including Shengshan,Jiagedaqi,Tahe,Wuying,Xinlin,Wudalianchi and ***,because of its function of slowing down ageing and boosting immunity,it was used as a kind of tea called Lu shou cha for daily drinking in *** it is important to find a novel and effective extraction *** pressure cavitation-microwave assisted extraction technique（NMAE） was developed for extraction of Pyrola incarnata *** extraction yields of hyperin,2′-O-galloylhyperin and chimaphilin（1.339 ± 0.029,4.831 ± 0.117 and 0.329 ± 0.011 mg/g,respectively） were achieved under the following optimised conditions: 700 W microwave power,50 °C extraction temperature,30:1 mL/g liquid–solid ratio,-0.05 MPa negative pressure,55% ethanol concentration and 12 min extraction *** studies indicate that 2′-O-galloylhyperin significantly decreased the ROS production via activation of Akt and nuclear translocation of the NF-E2-related factor 2（Nrf2）,along with the increased expression of heme oxygenase-1（HO-1） and levels of glutathione（GSH）.In addition,2′-Ogalloylhyperin significantly reduced the production of TNF-α,IL-6,and nitric oxide（NO）,suppressed the expression levels of iNOS,blocked the translocation of NF-κB from the cytosol to nucleus,and decreased the MAPK activation in LPSactivated RAW 264.7 ***,administration of 2′-O-galloylhyperin attenuated the TNF-α and IL-6 production in the serum,infiltration of inflammatory cells,liver tissue damage,and the mortality rate of LPS-challenged *** collective data indicate that 2′-O-galloylhyperin could potentially be a novel functional food candidate.

关键词： Negative pressure cavitation-microwave assisted extraction Pyrola incarnate Fisch 2′-O-galloylhyperin Antioxidant Anti-inflammation

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MYB44 regulates PTI by promoting the expression of EIN2 and MPK3/6 in Arabidopsis

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Plant Communications 2023年第6期4卷 259-276页

作者： Zuodong Wang Xiaoxu Li xiaohui yao Jinbiao Ma Kai Lu Yuyan An Zhimao Sun Qian Wang Miao Zhou Lina Qin Liyuan Zhang Shenshen Zou Lei Chen Congfeng Song Hansong Dong Meixiang Zhang Xiaochen Chen College of Plant Protection Shandong Agricultural UniversityTaian 271018China College of Life Sciences Shaanxi Normal UniversityXi’an 710119China College of Plant Protection Nanjing Agricultural UniversityNanjing 210095China Qilu College Shandong Agricultural UniversityTaian 271018China

The plant signaling pathway that regulates pathogen-associated molecular pattern(PAMP)-triggered immunity(PTI)involves mitogen-activated protein kinase(MAPK)cascades that comprise sequential activation of several protein kinases and the ensuing phosphorylation of MAPKs,which activate transcription factors(TFs)to promote downstream defense *** identify plant TFs that regulate MAPKs,we investigated TF-defective mutants of Arabidopsis thaliana and identified MYB44 as an essential constituent of the PTI ***44 confers resistance against the bacterial pathogen Pseudomonas syringae by cooperating with MPK3 and *** PAMP treatment,MYB44 binds to the promoters of MPK3 and MPK6 to activate their expression,leading to phosphorylation of MPK3 and MPK6 *** turn,phosphorylated MPK3 and MPK6 phosphorylate MYB44 in a functionally redundant manner,thus enabling MYB44 to activate MPK3 and MPK6 expression and further activate downstream defense *** of defense responses has also been attributed to activation of EIN2 transcription by MYB44,which has previously been shown to affect PAMP recognition and PTI ***44 thus functions as an integral component of the PTI pathway by connecting transcriptional and posttranscriptional regulation of the MPK3/6 cascade.

关键词： Arabidopsis MPK cascade MPK3/6 EIN2 MYB44 PTI

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Oxidation-strengthened disulfide-bridged prodrug nanoplatforms with cascade facilitated drug release for synergetic photochemotherapy

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Asian Journal of Pharmaceutical Sciences 2020年第5期15卷 637-645页

作者： Bin Yang Lin Wei Yuequan Wang Na Li Bin Ji Kaiyuan Wang Xuanbo Zhang Shenwu Zhang Shuang Zhou xiaohui yao Hang Song Yusheng Wu Haotian Zhang Qiming Kan Tao Jin Jin Sun Wuya College of Innovation Shenyang Pharmaceutical UniversityShenyang 110016China Ministry of Education Heilongjiang UniversityHarbin 150500China Sino-Russian Joint Graduate School Heilongjiang UniversityHarbin 150080China Department of Laboratory Medicine The First Affiliated HospitalChina Medical UniversityShenyang 110001China School of Life Science and Biopharmaceutics Shenyang Pharmaceutical UniversityShenyang 110016China School of Life Sciences Heilongjiang UniversityHarbin 150080China

One of the major barriers in utilizing prodrug nanocarriers for cancer therapy is the slow release of parent drug in *** cells generally display the higher oxidative level than normal cells,and also displayed the heterogeneity in terms of redox homeostasis *** previously found that the disulfide bond-linkage demonstrates surprising oxidationsensitivity to form the hydrophilic sulfoxide and sulphone ***,we develop oxidation-strengthened prodrug nanosystem loaded with pyropheophorbide a(PPa)to achieve light-activatable cascade drug release and enhance therapeutic *** disulfide bond-driven prodrug nanosystems not only respond to the redox-heterogeneity in tumor,but also respond to the exogenous oxidant(singlet oxygen)elicited by *** the prodrug nanoparticles(NPs)are activated under irradiation,they would undergo an oxidative self-strengthened process,resulting in a facilitated drug cascade *** IC50 value of the PPa@PTX-S-S NPs without irradiation was 2-fold higher than those of NPs plus *** vivo,the PPa@PTX prodrug NPs display prolonged systemic circulation and increased accumulation in tumor *** PPa@PTXS-S NPs showed much higher efficiency than free PTX or the PPa@PTX-C-C NPs to suppress the growth of 4 T1 ***,this novel oxidation-strengthened disulfide-bridged prodrug-nanosystem has a great potential in the enhanced efficacy of cancer synergetic photochemotherapy.

关键词： Prodrug nanoplatform Disulfide bond Pyropheophorbide a Redox-heterogeneity Accurate therapy

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Phosphorylation of a wheat aquaporin at two sites enhances both plant growth and defense

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Molecular Plant 2022年第11期15卷 1772-1789页

作者： Kai Lu Xiaochen Chen xiaohui yao Yuyan An Xuan Wang Lina Qin Xiaoxu Li Zuodong Wang Shuo Liu Zhimao Sun Liyuan Zhang Lei Chen Baoyan Li Baoyou Liu Weiyang Wang Xinhua Ding Yonghua Yang Meixiang Zhang Shenshen Zou Hansong Dong College of Plant Protection State Key Laboratory of Crop BiologyQilu CollegeShandong Agricultural UniversityTaian 271018China College of Life Sciences Shaanxi Normal UniversityXi’an 710019China Institute of Plant Molecular Biology State Key Laboratory of Pharmaceutical BiotechnologySchool of Life SciencesNanjing UniversityNanjing 210023China nstitute of Plant Protection&Resource and Environment Yantai Academy of Agricultural SciencesYantai 265599China

Eukaryotic aquaporins share the characteristic of functional multiplicity in transporting distinct substrates and regulating various processes,but the underlying molecular basis for this is largely ***,we report that the wheat(Triticum aestivum)aquaporin TaPIP2;10 undergoes phosphorylation to promote photosynthesis and productivity and to confer innate immunity against pathogens and a generalist aphid *** response to elevated atmospheric CO_(2)concentrations,TaPIP2;10 is phosphorylated at the serine residue S280 and thereafter transports CO_(2)into wheat cells,resulting in enhanced photosynthesis and increased grain *** response to apoplastic H_(2)O_(2) induced by pathogen or insect attacks,TaPIP2;10 is phosphorylated at S121 and this phosphorylated form transports H_(2)O_(2) into the cytoplasm,where H_(2)O_(2)intensifies host defenses,restricting further *** resistance and grain yield could be simultaneously increased by TaPIP2;10 overexpression or by expressing a TaPIP2;10 phosphomimic with aspartic acid substitutions at S121 and S280,thereby improving both crop productivity and immunity.

关键词： aquaporin phosphorylation gating photosynthesis immunity growth-defense tradeoffs

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苏南与西部地区中学信息技术教学绩效的对比分析——以江苏无锡和新疆伊犁两地为例

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中国远程教育 2010年第7期 63-66页

作者：姚晓慧江南大学

基础教育教学质量并没有因为使用了先进的信息技术手段而取得预期的效果。为了解中学信息技术应用情况,本文引入"绩效"这一概念,从信息技术教学投入和产出效益两方面考虑,对苏南和西部两地中学信息技术应用状况进行调查,通过比较分析,... 详细信息

基础教育教学质量并没有因为使用了先进的信息技术手段而取得预期的效果。为了解中学信息技术应用情况,本文引入"绩效"这一概念,从信息技术教学投入和产出效益两方面考虑,对苏南和西部两地中学信息技术应用状况进行调查,通过比较分析,得出两地区信息技术应用存在的问题与差距,进而对差距产生的原因进行分析,并为缩小这些差距、提高中学信息技术教学绩效提出初步设想。

关键词：中小学信息技术绩效

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企业数据仓库元数据管理孤岛困境的解决方案探讨

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电信科学 2009年第9期25卷 1-5页

作者：姚晓辉中国电信股份有限公司上海研究院上海200122

本文首先结合电信企业(中国电信)实际案例,阐述了企业元数据管理的应用现状和困境,分析了元数据管理孤岛困境的成因,提出了电信企业信息系统元数据管理的功能框架,然后结合企业管理流程优化的经验,研究并提出了改善元数据管理的建议以... 详细信息

本文首先结合电信企业(中国电信)实际案例,阐述了企业元数据管理的应用现状和困境,分析了元数据管理孤岛困境的成因,提出了电信企业信息系统元数据管理的功能框架,然后结合企业管理流程优化的经验,研究并提出了改善元数据管理的建议以及元数据管理如何融入企业系统建设与运营维护的可行方案。

关键词：元数据孤岛困境流程优化数据质量监控

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