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Chinese Chemical Letters 2001年第4期12卷 293-296页

作者： Zhao Yang WANG jia ling cui Bao Shan DU Qing Hua CHEN Department of Chemistry Beijing Normal UniversityBeijing 100875 Dept.of Chem. South China Nor.UnivGuangzhou 510631 Present address:School of Pharm. Beijing UnivBeijing 100033

1,4-Addition reaction of Grignard's reagent to 5-methoxy-2(5H)-furanone 1 was accomplished. which provided a new possible route for synthesizing beta -alkyl-Y-alkyloxy-Y-butyrolactone. A novel concise method of prepar... 详细信息

关键词： Michael addition Grignard reagent 1 3-dipolar cycloaddition silyl nitronates.

Thickness and sp3 bond modulation of（Ti/tetrahedral amorphous carbon）_n multilayer coatings

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Tungsten 2025年第1期7卷 152-160页

作者： Zhi-Jun Xie jia-Lin Li ling Gong Xiang-Li Zhong Hong-jia Song Jin-Bin Wang National-Provincial Laboratory of Special Function Thin Film Materials School of Materials Science and Engineering Xiangtan University

The durability of wear-resistant tetrahedral amorphous carbon（ta-C） coatings is intimately linked to their thickness and the concentration of *** enhance the lifespan of the coatings,we have prepared a multilayer coating consisting of alternating layers of Ti and ta-C,denoted as（Ti/ta-C）_n,using arc ion plating.A multi-layer structure in conjunction with stage cooling is employed to enhance the thickness and promote *** results indicate that the ID/IGvalue,representing the ratio of the intensity of the D peak to that of the G peak in Raman spectroscopy,decreases from 0.85 when no stage cooling is applied to 0.35 when stage cooling is employed,suggesting an enhancement in the fraction of sp3bonds within the *** obtained（Ti/ta-C）_n multilayer coating without peeling off has a maximum thickness of 1.14 μm,which is almost double that of the ta-C coating single layer *** the same time,the coating has a low coefficient of friction,down to 0.069,and maintains excellent friction properties with a wear rate of 3.4×10-6mm3·N-1·*** results conclusively show that the preparation technology can enhance both thickness and sp3bonding in ta-C coatings,significantly expanding their utility across tools,molds,and precision engineering components.

关键词： Arc ion plating Multilayer structure sp3 bond Ta-C coating Wear resistance

Recent Strategies and Advances in Hydrogel‑Based Delivery Platforms for Bone Regeneration

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Nano-Micro Letters 2025年第3期17卷 389-439页

作者： Xiao Wang jia Zeng Donglin Gan Kun ling Mingfang He jianshu Li Yongping Lu Scientific and Technological Innovation Center for Biomedical Materials and Clinical Research Guangyuan Key Laboratory of Multifunctional Medical HydrogelGuangyuan Central HospitalGuangyuan 628000People’s Republic of China jiangsu Collaborative Innovation Center of Biomedical Functional Materials Jiangsu Key Laboratory of Bio‑Functional MaterialsSchool of Chemistry and Materials ScienceNanjing Normal UniversityNanjing 210023People’s Republic of China College of Polymer Science and Engineering State Key Laboratory of Polymer Materials EngineeringSichuan UniversityChengdu 610065People’s Republic of China

Bioactive molecules have shown great promise for effectively regulating various bone formation processes,rendering them attractive therapeutics for bone ***,the widespread application of bioactive molecules is limited by their low accumulation and short half-lives in *** have emerged as ideal carriers to address these challenges,offering the potential to prolong retention times at lesion sites,extend half-lives in vivo and mitigate side effects,avoid burst release,and promote adsorption under physiological *** review systematically summarizes the recent advances in the development of bioactive molecule-loaded hydrogels for bone regeneration,encompassing applications in cranial defect repair,femoral defect repair,periodontal bone regeneration,and bone regeneration with underlying ***,this review discusses the current strategies aimed at improving the release profiles of bioactive molecules through stimuli-responsive delivery,carrier-assisted delivery,and sequential ***,this review elucidates the existing challenges and future directions of hydrogel encapsulated bioactive molecules in the field of bone regeneration.

关键词： Hydrogel Bone regeneration Bioactive molecules Drug delivery Nano-/microscale carriers

Synergistic promotion strategy of “dual-site” and “dual-path” to enhance the C–C coupling between CO2 and HCHO driven by photoelectrocatalysis

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Journal of Energy Chemistry 2025年第1期100卷 39-49页

作者： Hongqiang Yang jianfeng Zheng Guoyu Wang Yifei Gao Yatao Yang jia Li Xiaojin Han Yan cui Zhanggen Huang National Key Laboratory of High Efficiency and Low Carbon Utilization of Coal Institute of Coal Chemistry Chinese Academy of Science University of Chinese Academy of Science Shenyang University of Chemical Technology

Photoelectrocatalytic coupling CO2and volatile organic compounds （VOCs） is a promising green strategy for the synergistic conversion of the two carbon-containing resources to *** catalytic efficiency is always at the mercy of chemical inertness of CO2and the competitive hydrogen evolution of ***,a modified g-C3N4/ZnAl-LDH Z-scheme heterojunction catalyst with dual reaction site was rationally designed and precisely *** Faraday efficiency of ethanol reached 68.67%with a corresponding formation rate of 227.3μmol *** revealed by in-situ characterizations and density functional theory calculations,CO2and HCHO were absorbed at Zn site and N site,***,*CO generated from CO2and HCHO was converted to*CH3O and*CHO on the dual-active-site *** detailed reaction mechanism experiments indicated that C–C coupling only occurred between*CO and*CH3O in electrocatalysis *** from the“*CO+*CH3O”path,another“*CO+*CHO”coupling path was also detected in photoelectrocatalytic *** selectivity of ethanol was significantly enhanced due to the synthesis of dual-site catalyst and the dual-path coupling path between CO2and HCHO simultaneously driven by light and electricity.

关键词： Ethanol

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延安图书馆事业发展的历史与现状

延安大学学报（社会科学版） 2013年第4期35卷 122-125页

作者：贾翠玲延安大学图书馆陕西延安716000

延安时期陕甘宁边区的各级各类图书馆不仅为新中国收集、保存了大量的革命文献,培养了一批图书馆工作者,还积累了坚持正确的政治方向,坚持走群众路线的办馆道路,坚持从实际出发的办馆形式,坚持艰苦奋斗的办馆精神等一系列经验。建国后,... 详细信息

延安时期陕甘宁边区的各级各类图书馆不仅为新中国收集、保存了大量的革命文献,培养了一批图书馆工作者,还积累了坚持正确的政治方向,坚持走群众路线的办馆道路,坚持从实际出发的办馆形式,坚持艰苦奋斗的办馆精神等一系列经验。建国后,延安图书馆事业随着社会的发展不断地发展。新时期,延安图书馆事业要继续发扬延安精神,与时俱进,以数字信息技术为手段,以用户需求为中心,构建数字化图书馆管理和服务模式,服务延安经济、政治和文化建设。同时要积极推进延安各图书馆之间文献信息资源共建共享,并建立红色文献资源数据库和延安地方文献数据库,彰显延安特色。

关键词：陕甘宁边区图书馆事业延安

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中共“延安时期”历史文献数据库建设探析

延安大学学报（社会科学版） 2008年第6期30卷 122-124页

作者：贾翠玲延安大学图书馆陕西延安716000

近年来,专家学者们对中共"延安时期"的研究非常活跃。为了给研究人员提供数字化的文献信息资源,提高科研效率,有必要建设中共"延安时期"历史文献数据库。该数据库的建设对中共"延安时期"的研究和当代中国共产党的政治建设、经济和文化... 详细信息

近年来,专家学者们对中共"延安时期"的研究非常活跃。为了给研究人员提供数字化的文献信息资源,提高科研效率,有必要建设中共"延安时期"历史文献数据库。该数据库的建设对中共"延安时期"的研究和当代中国共产党的政治建设、经济和文化建设有重要的现实意义;同时,也开创了图书馆与专业研究人员合作,为重点学科和专业研究进行深层次知识服务的先例,对提高图书馆知识管理和知识服务水平具有重要意义。

关键词：中共“延安时期” 文献信息资源数据库建设

Heterogeneity of mature oligodendrocytes in the central nervous system

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Neural Regeneration Research 2025年第5期20卷 1336-1349页

作者： Chao Weng Adam M.R.Groh Moein Yaqubi Qiao-ling cui Jo Anne Stratton G.R.Wayne Moore Jack P.Antel Neuroimmunology Unit Montreal Neurological Institute-HospitalDepartment of Neurology and NeurosurgeryMcGill UniversityMontrealQCCanada Department of Neurology Renmin Hospital of Wuhan UniversityWuhanHubei ProvinceChina

Mature oligodendrocytes form myelin sheaths that are crucial for the insulation of axons and efficient signal transmission in the central nervous *** evidence has challenged the classical view of the functionally static mature oligodendrocyte and revealed a gamut of dynamic functions such as the ability to modulate neuronal circuitry and provide metabolic support to *** the recognition of potential heterogeneity in mature oligodendrocyte function,a comprehensive summary of mature oligodendrocyte diversity is *** delve into early 20th-century studies by Robertson and Río-Hortega that laid the foundation for the modern identification of regional and morphological heterogeneity in mature ***,recent morphologic and functional studies call into question the long-assumed homogeneity of mature oligodendrocyte function through the identification of distinct subtypes with varying myelination ***,modern molecular investigations,employing techniques such as single cell/nucleus RNA sequencing,consistently unveil at least six mature oligodendrocyte subpopulations in the human central nervous system that are highly transcriptomically diverse and vary with central nervous system *** and disease related mature oligodendrocyte variation denotes the impact of pathological conditions such as multiple sclerosis,Alzheimer's disease,and psychiatric ***,caution is warranted when subclassifying mature oligodendrocytes because of the simplification needed to make conclusions about cell identity from temporally confined *** studies leveraging advanced techniques like spatial transcriptomics and single-cell proteomics promise a more nuanced understanding of mature oligodendrocyte *** research avenues that precisely evaluate mature oligodendrocyte heterogeneity with care to understand the mitigating influence of species,sex,central nervous system region,age,and disease,

关键词： aging central nervous system diseases electron microscopy heterogeneity immunohistochemistry myelin sheath natural history neuroglia oligodendroglia single-cell gene expression analysis

植物WRKY转录因子的结构特点及其在植物防卫反应中的作用

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天津农业科学 2010年第2期16卷 21-26页

作者：贾翠玲侯和胜辽宁师范大学生命科学学院辽宁大连116029

综述了WRKY转录因子的发现、结构特点、表达特点以及WRKY转录因子在各种植物防卫反应中的调控作用,指出WRKY转录因子是一类参与多种胁迫反应的诱导型转录因子,其N-端具有WRKYGQK高度保守的氨基酸序列,能够与基因启动子中的(T)(T)TGAC(C... 详细信息

综述了WRKY转录因子的发现、结构特点、表达特点以及WRKY转录因子在各种植物防卫反应中的调控作用,指出WRKY转录因子是一类参与多种胁迫反应的诱导型转录因子,其N-端具有WRKYGQK高度保守的氨基酸序列,能够与基因启动子中的(T)(T)TGAC(C/T)序列(W盒)发生特异性结合,从而调节基因的表达,参与植物的各种生长和发育过程。

关键词： WRKY转录因子 W盒胁迫防卫反应

新癀片外敷治疗PICC置管后机械性静脉炎效果观察

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中国误诊学杂志 2010年第8期10卷 1776-1777页

作者：贾爱玲贾翠玲胡晓川青岛医学院附属二院乳腺外科山东青岛266031

目的:观察新癀片加蜂蜜外敷治疗PICC置管后机械性静脉炎的临床效果。方法:将96例PICC置管后机械性静脉炎的患者,采用随机数字法分为两组。对照组48例,用50%硫酸镁湿敷治疗;观察组用新癀片碾粉加蜂蜜外敷,两组均治疗一个疗程5 d,分别观... 详细信息

目的:观察新癀片加蜂蜜外敷治疗PICC置管后机械性静脉炎的临床效果。方法:将96例PICC置管后机械性静脉炎的患者,采用随机数字法分为两组。对照组48例,用50%硫酸镁湿敷治疗;观察组用新癀片碾粉加蜂蜜外敷,两组均治疗一个疗程5 d,分别观察治疗的效果。结果:两组治疗效果比较,差异有统计学意义(P<0.01)。结论:新癀片加蜂蜜外敷治疗PICC置管后机械性静脉炎的临床效果显著,使用方便值得临床推广。

关键词：导管插入术中心静脉/副作用静脉炎/病因学/中药疗法人类

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基于改进蚁群算法的灭火机器人路径规划研究

内蒙古农业大学学报（自然科学版） 2012年第4期33卷 157-160页

作者：贾翠玲王利利徐明娜内蒙古工业大学工程训练中心呼和浩特010051

提出一种适用于灭火机器人避障路径规划的改进蚁群优化算法,采用自适应更新策略的方法规划最佳避障路径,建立了简洁、严谨的蚁群优化算法函数,以达到对灭火机器人避障路径的优化。这种方法能够使灭火机器人在未知环境寻找火源时有效避... 详细信息

提出一种适用于灭火机器人避障路径规划的改进蚁群优化算法,采用自适应更新策略的方法规划最佳避障路径,建立了简洁、严谨的蚁群优化算法函数,以达到对灭火机器人避障路径的优化。这种方法能够使灭火机器人在未知环境寻找火源时有效避开障碍物并且使机器人所走路径最短,所用时间最少。经实验证明了该方法的可行性和有效性。

关键词：灭火机器人路径规划蚁群算法