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    题名 作者 年代 出处 被引量
1急性应激诱导即时反应基因c-fos和c-jun的表达 II:不同应激方式诱导c-fos/c-jun表达的差异性显示文摘目的 研究不同脑区内c-fos和c-jun 蛋白的表达与不同方式应激之间的关系。方法 采用特异性抗体的原位免疫细胞化学方法,对强迫游泳和束缚应激后大鼠脑皮层、海马、下丘脑及小脑内fos和jun 蛋白阳性神经元的分布进行观察,用图像分析技术对大鼠额皮层(FC)、海马齿状核(DG)、下丘脑室旁核(PVN)及小脑颗粒细胞层(GCL)内的fos和jun 阳性细胞的相对切面面积比和平均目标灰度进行分析。结果 两种方式应激结束后3h,脑皮层的额叶和颞叶、海马的CA1 和DG及下丘脑的PVN、视上核、背内侧核均有较强的c-fos和c-jun 表达。图像分析结果发现,在FC、DG及PVN 区域,两种应激后c-fos和c-jun 阳性胞体相对切面面积比相似,均高于正常大鼠(P< 0.05),而平均目标灰度,则显著降低(P< 0.05),而在GCL,强迫游泳应激组的FOS阳性胞体面积比高于束缚应激组,亦有显著性差异。结论 不同的应激方式诱导相关脑区c-fos和c-jun 的表达基本一致,强迫游泳可能具有更多躯体方面的效应。陆林 黄明生 M edn ick SA 李毅 1999中国行为医学科学1999,8,3:5
2Salmeterol/flutieasone propionate(50/100mierog) in combination in a Diskusinhaler(seretide) 15 effctive and safe in children with asthma显示文摘 Ossip MS Hederos CA et at 2000Pediatr Pulmonol2000,30,2:1
3显示文摘AOAC Official Methods of Analysis 14th edn 1984AOAC Arlington VA USA1984,,:1
4Production and properties of casein hydrolysate microencapsulated by spray drying with soybean protein isolate 显示文摘Sara E Adriana M Edneli S 2009LWT-Food Science and Technology2009,42,5:1
5HOMOGENIZATION TREATMENT OF ALLOY GH169显示文摘A new point of view on the homogenization treatment has been proposed.It is supposed that alittle liquid in the alloy may promote the homogenization process in some aspects and reducethe time for eliminating the Laves-phase in alloy GH169.The microprocess of the eliminationof Laves-phase in the case of a little liquid existing in the alloy has also been described.NING Xiuzhen ZHANG Tianxiang TONG Yingjie ZHU Yaoxiao Institute of Metal Research,Academia Sinica,Shenyang,China 1989Acta Metallurgica Sinica(English Letters)1989,2,6:1
6Lepidium meyenii(Maca):a plant from the highlands of Perufrom tradition to science显示文摘Gonzales G F Gonzales C Gonzales-Casta edn C 2009Forsch Komplementmed2009,16,5:1
7SLOW PROPAGATION OF FATIGUE CRACK NEAR THRESHOLD显示文摘The effect of pearlite interlamellar spacing(d)from 0.31 to 0.77 μm of T8 steel on fatiguecrack propagation near threshold has been investigated at different stress ratios(R).Theclosure stress intensity factor(Kcl),the threshold value(ΔKth)and crack tip opening dis-placement range(ΔCOD)were measured.The results show that pearlite interlamellar spac-ing in this range has no effect on Kcl,but has effect on the threshold value in low stress ratio.The threshold value is higher for materials with larger interlamellar spacing.No matter whatthe stress ratio is,during the propagation near threshold,the propagation rate will be thesame,provieded the crack tip opening displacement range is the same.Metallurgical examinations were also carried out to show that the crack propagationpath is sensitive to mierostructure.The crack always propagates along either boundary ofpearlite colony or ferrite lamellar in pearlite.DENG Rongying ZHOU Aihua JIANG Huaiqing LI Chunxiu Institute of Mechanics,Academia Sinica,Beijing,ChinaZHANG Liqing,SUN Yutian Beijing Institute of Engineering,Beijing,China 1989Acta Metallurgica Sinica(English Letters)1989,2,6:1
8Production and properties of casein hydrolysate microencapsulated by spray drying with soybean protein isolate显示文摘ORTIZ S E M MAU1KI A EDNELI S 2009LWT-Food Science and Technology2009,42,5:1
9Development of a real-time quantitative RT-PCR for the detection of HIV-2 RNA in plasma显示文摘Schutten M van den Hoogen B van der Edne ME 2000J Virol Methods2000,88,:1
10SoIubility of Anthracene and Phenanthrene Mixtures in Supercritical Carbon Dioxide 显示文摘Edn K Gerald D 1987Chem Eng Data1987,32,:1
11Defective cytotoxic lymphocyte degranulation in syntaxin-ll deficient familial hemophagocytic lymphohistiocytosis4(FHL4) patients显示文摘Bryceson YT Rudd E Zheng C Edne Ma D Wood SM 2007Blood2007,110,6:1
12Distribution of inflammatory cells in atherosclerotic plaques relates to the direction of flos显示文摘Dirksen MT van der Wal AC van edn Berg FM 1998Circulation1998,98,:1
13DISTRIBUTION OF Ce AND S IN Fe-C-Si ALLOY AND THEIR INFLUENCE ON MORPHOLOGY OF GRAPHITE显示文摘Electrolytic extraction-radiometry and microradioautography techniques were used to studythe distribution of nodulizing element Ce and anti-nodulizing element S in phases of highpurity Fe-C-Si alloy.The results show that,besides forming inclusions,most of Ce atomsconcentrate in graphite firstly.As the Ce content increases,the concentration of Ce ingraphite tends to saturate,relatively large amount of Ce dissolves in the alloy.Usually,thesulphur also concentrates in graphite.However,it may exist in the form of FeS at theeutectic colony boundaries,if the concentration of S is at a quite high level.Very littleamount of S dissolves in the alloy.The morphology of graphite depends upon the degree ofsaturation of Ce.It appears as nodular when Ce was saturated and,as vermicular while itwas semi-saturated.DU Weixi HAN Qiyong JIANG Qing ZHANG Zhongzhi ZHONG Weizhen LIU Shaoshou Jilin University of Technology,Changchun,China in revised form 3 April 19871 Beijing University of Science and Technology 1989Acta Metallurgica Sinica(English Letters)1989,2,8:0
14LIQUIDUS OF Ag-Cu-Bi SYSTEM显示文摘The diagram of Ag-Cu-Bi system was constructed from the investigation of 12 internal sec-tions by DTA heating as well as cooling curves in an atmosphere of dry N2.The composi-tion of ternary eutectic point melting at 258℃ lies in Ag(5.0)-Cu(0.5)-Bi(94.5) at.-%.Theliquiduses of Ag-Cu,Ag-Bi and Cu-Bi binaries were reinvestigated.LIU Shuqi SUN Wenqing Deptrtment of Chemistry,Peking University,Beijing,China 1989Acta Metallurgica Sinica(English Letters)1989,2,8:0
15高级ERM/LRA触觉驱动器增添触觉反馈效果显示文摘由于触摸屏能让人与屏幕上的内容直接互动、提供很高的灵活性、具有丰富的输入与手势词汇以及更高的机械耐用性等优势,因此,正在取代传统用户界面。但目前市场上常见的一些触摸屏也存在着一定的缺陷,例如,在接触屏幕或有事件发生时,不能提供物理或机械反馈,丧失了触感或触觉反馈。EDN China 2013EDN CHINA 电子技术设计2013,,6:0
16数字增强型电源模拟控制器实现模拟+数字的合成控制显示文摘传统的DC/DC电源转换一般都是在模拟域中完成的,单片机引入后,越来越多的DC/DC转换开始在数字域中完成。通过数字控制使DC/DC电源转换具有更高的灵活性,而模拟控制也具有效率高和成本低的优点。综合两者的优缺点,美国微芯科技公司(Microchila)日前推出业内第一款数字增强型电源模拟控制器MCPl9111,丛秋波 EDN China 2013EDN CHINA 电子技术设计2013,,3:0
17从CEF看中国电子产业的升级显示文摘第76届中国电子展(CEF)暨2010亚洲电子展(AEES)以“信息化推动工业化,电子技术促进产业升级”为主题,展出的内容除包括传统的元器件、仪器仪表、自动化设备工具、光电、电源等电子产品外,新能源及节能、物联网、嵌人式系统、半导体测试、虚拟仪器,3D视像、虚拟仿真。姚钢 EDN China 2011电子设计技术 EDN CHINA2011,18,1:0
18Altera业绩大幅增长Q1推出28nm样片显示文摘虽然,2010年半导体产业的增长几乎是一种普遍现象,但相对于调研公司30%的平均增长预期,Altera高达60%的增长(同比2009年)还是有点出人意料,毕竟FPGA不是大宗消费品,而2009年该公司业绩同比2008年还下降了l3%。Altera高级副总监及槟城总经理Jordan Plofsky认为,能够实现这么高的增长。陆楠 EDN China 2011电子设计技术 EDN CHINA2011,18,1:0
19产生稳定电压的基准电压元件显示文摘基准电压元件是低输出功率的线性稳压电源,它提供一个固定的(或恒定的)电压,而与器件负载、电源变动、温度变化以及时间无关。基准电压元件遍布于电源稳压器、数据采集系统、ADC、DAC,以及其它各种测量与控制系统中。虽然基准电压元件无处不在,但性能却有很大不同。Paul Rako EDN技术编辑 2011电子设计技术 EDN CHINA2011,18,1:0
20采用X86工控机实现生产环节ERP显示文摘目前的工业系统由一些离散系统组成,封闭性很强。如果将生产中的各个控制系统、终端,甚至IT服务都作为节点通过以太网联系起来,并整合至ERP(企业资源规划),工业管理能力将大幅增强。致远电子推出的EPCM-500系列工控机采膈英特尔(Intel)Tunnel Creek E600系列嵌人式SoC,除了能以极低的功耗实现高性能嵌入式计算,更将ERP综合管控的设想变为可能。刘洋 EDN China 2011电子设计技术 EDN CHINA2011,18,2:0
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