168 research outputs found

    ONE NEW SPECIES AND ONE NEW RECORD SPECIES of EIRENIDAE FROM THE TAIW AN STRAIT,CHINA

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    记述了采自台湾海峡软水母亚纲lEPTOMEduSAE HAECkEl,1866、和平水母科EIrEnIdAE HAECkEl,1879 1新种,无疣杯水母PHIAlOPSIS AVErruCIfOrMIS SP.nOV.和我国海域1新纪录种,母芽侧丝水母HElgICIrrHA MEduSIfErA(bIgElOW,1909),对其形态特征进行描述。模式标本保存于国家海洋局第三海洋研究所。The samples of Eirenidae were collected from the Taiw an Strait,China( 20.85°- 27.06° N,114.92°- 121.24°E) during July 2006 and Jan.2007.One new species of Phialopsis averruciformis sp.nov.and one new record species of Helgicirrha medusifera( Bigelow,1909) are described in the present paper based on the type specimens from the T aiw an Strait,China.The specific diagnosis of the new species is as follows.我国近海海洋综合调查与评价(908专项)(908-ZC-Ⅱ-02;908-01-BC07;908-02-0102;908专项海洋生物样品库); 国家海洋局“全球变化与海气相互作用专项”资助~

    The Hotels’ Safety-ensuring Duties to its Lodgers

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    饭店对住客的安全保障义务是饭店经营者最为基本的法定义务之一,是对住客人身、财产安全的保障。它突破了侵权法与契约法的严格分界,体现了二者相互之间的交融和渗透。本文结合相关法律法规以及司法解释,采用比较研究、实证分析的方法,对饭店安全保障义务的概念、特征、分类、性质、内容等基础理论以及司法实践中存在的问题和立法缺陷等进行了探讨和分析,对完善我国饭店的安全保障义务法律制度提出了若干立法建议,以期对解决司法实践中存在的问题,并进一步完善我国饭店的安全保障义务法律制度有一定的借鉴意义。 本文包括引言、正文和结语三部分,正文共分四章。 第一章是饭店对住客安全保障义务概述。本章界定了饭店对住客安全保障义...The hotels’ safety-ensuring duties to its lodgers are one of the basic legal obligations of hotels’ operators that ensure its lodgers’ personal and property safety. It breaks through the strict boundary of Tort Law and Contract Law, and fully embodies the interaction and penetration of the said two laws. In combination with related laws and regulations and judicial interpretation, this paper disc...学位:法律硕士院系专业:法学院法律系_法律硕士(JM)学号:20040816

    三色(Bougainvillea peruviana ‘Thimma’)在转录水平的甜菜色素和类黄酮积累比较(英文)

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    Bougainvillea peruviana‘Thimma’属于三角梅属,该属植物积累甜菜色素而不是像绝大多数高等植物一样积累花青素。该材料特征同株出现3种颜色:白色、洋红色和白/洋红相间。本研究首次使用3种花色特征的花序(红色Yp、混合色的Ym、白色Yw)作为研究材料进行高通量测序。并通过real-time PCR方法对探测到的花色代谢基因进行验证。共获得平均长度为616 bp的73 325条基因。3种材料的差异显示基因(DEGs)中有327个被注释到甜菜色素合成基因,308个被注释到类黄酮合成基因,466个被注释到花青素合成基因。我们选出8个基因:4个甜菜色素合成基因(PPO,CYP76AD1,c DOPA-5-GT,DODA)和4个花青素合成基因(FLS,DFR,LDOX,3-GT)进行验证。其中,4个甜菜色素合成基因在3种花色材料中的表达较好的正相关于甜菜色素含量。花青素合成途径末端的3个基因(DFR,LDOX,3-GT)在B.peruviana中首次被验证。real-time PCR的验证结果很好的吻合转录组测序的结果。同时,B.peruviana也提供了一个很好的三角梅属植物的生理、生化和分子生物学研究的工具,有效的摒除其他生物学干扰。The National Natural Science Foundation of China(Grant No.31071814;31372093);Xiamen Creation Plantform of Science&Technology(3502Z20131004)

    某院临床路径前后外科抗菌药物应用分析

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    目的:比较临床路径前后某院外科Ⅰ类切口手术患者抗菌药物使用情况及合理性。方法:收集某院外科Ⅰ类切口手术76例实施临床路径组与88例非临床路径组病历资料,包括慢性结石性胆囊炎、股骨颈骨折、慢性硬模下血肿等3个病种,对实施临床路径前后抗菌药物应用进行统计分析。结果:外科Ⅰ类切口手术预防性抗菌药物使用率达到100%,都在术前0.5~2 h内进行预防性给药,手术时间在3 h内,术中都无追加抗菌药物。实施临床路径的病例,抗菌药物平均术后停药时间有所缩短,第1、2代头孢菌素类抗菌药物使用比例上升,抗菌药物联用的比例减少。结论:本院外科Ⅰ类切口手术预防性使用抗菌药物存在使用率偏高、预防用药指征不明确、选药起点过高、术后用药时间过长等现象,实施临床路径后情况有所好转,但抗菌药物使用的规范化管理仍有待提高,呼吁临床药师介入临床路径中抗菌药物的应用,提高抗菌药物使用的合理性

    Determination of Semi-Volatile Organic Compounds Residue in Resin Crafts by Gas Chromatography

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    建立了树脂工艺品中半挥发性有机物(SVOCS)的超声萃取–气相色谱检测方法。对超声萃取条件进行了研究,优化了气相色谱参数。结果表明,样品用三氯甲烷在60℃下超声萃取40 MIn,选择HP–5色谱柱时,气相色谱(fId)测定半挥发物总量时可获得良好的灵敏度和准确的定量结果。方法的相对标准偏差小于5%(n=6),检测限为2 Mg/kg。4个含量水平样品的6个实验室3次平行测定结果表明,实验室内测定结果的相对标准偏差为1.61%~2.94%,实验室间测定结果的相对标准偏差为5.96%~8.35%。A method was developed for determination of the semi-volatile organic compounds(SVOC) in resin craft by ultrasonic extraction–gas chromatography(GC).The ultrasonic extraction conditions were investigated and GC parameters were optimized.Test results showed that good sensitivity and accurate quantitative performances were achieved by GC–FID when the samples were ultrasonic–extracted with chloroform for 40 min at 60℃ and HP–5 capillary was used.The relative standard deviations(RSDs,n=6) of actual samples were all less than 5% and the detection limit was 2 mg/kg.RSDs of the determination results for 4 content levels were 1.61%–2.94% by datas from a lab, and 5.96%–8.35% by datas from different labs, which were calculated according to the test results of 3 replicates by 6 labs.国家质检总局科技计划项目(2012IK124

    过渡金属团簇Cr_n结构的理论研究

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    应用量子化学从头算方法研究了纯过渡金属Cr团簇中的各种组态及金属键,在HF/Lanl2DZ水平进行了研究,并用MP2做了电子相关能校正.通过对其几何结构和电子结构的研究预测:Cr3团簇有直线、V形、正三角形构型;Cr4有平面构型也有立体构型,平面构型原子间存在强弱键现象,即原子间存在定域键;Cr5、Cr6则有平面构型也有立体构型,平面构型有定域键也有离域键,立体构型则都是离域键

    血液透析室护士身心健康状况与应对方式的关系研究

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    目的通过对血液透析室护士身心健康状况与应对方式的调查研究,促进护士心理行为良性发展,提高其身心健康水平。方法采用一般资料调查表、康奈尔健康问卷、简易应对方式量表对269名血液透析室护士进行问卷调查。结果血液透析室护士最常见的躯体健康问题是眼和耳(24.67%),其次是消化系统(18.26%),最常见的心理健康问题是不适应(19.42%),身心健康阳性率为15.61%,心理健康阳性率为7.43%。年龄越大、工作年限越长,护士的心理健康水平越高,消极应对得分明显高于常模,消极应对得分与身心健康状况得分呈正相关(P<0.01)。结论血液透析室护士身心健康状况不容乐观,既要提高工作能力也要注重心理调节能力的培养,促进护士形成积极的心理反应模式,尤其是年轻护士,应学会和运用积极的应对策略,保持良好的身心健康状况。厦门市科技计划项目(3502Z20144041

    鉴定AP-4是在非激素依赖型前列腺癌中上调L-plastin表达的转录因子

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    【目的】鉴定AP-4是在非激素依赖型前列腺癌中调控L-plastin表达的转录因子,进一步阐明非激素依赖型前列腺癌的发病机制。【方法】在鉴定L-plastin启动子近3’端-216到1序列片段存在明显的转录活性的基础上,利用TFSEARCH软件分析该片段的序列,寻找可能调控L-plastin表达的非甾体激素类转录因子,并用凝胶滞后实验和超滞后实验证实结合于该片段的转录因子,利用PCR定点突变法构建删除该转录因子结合位点的重组子,并检测切除该片段序列后荧光素酶活性,研究该转录因子在非激素依赖型前列腺癌中调控L-plastin表达的作用。【结果】TFSEARCH软件分析表明在距转录起始点-199-194bp处含有AP-4转录因子结合位点CAGCTG,凝胶滞后实验和超滞后实验表明AP-4是结合于L-plastin启动子3’端序列CAGCTG的转录因子,删除AP-4结合位点后荧光素酶活性下降。【结论】AP-4是促进L-plastin在非激素依赖型前列腺癌中表达的重要调控因子

    水杨酸的抑酶与抑菌作用

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    以水杨酸为效应物,研究其酶学效应和微生物效应.实验结果表明:水杨酸对马铃薯多酚氧化酶有明显的抑制作用,半抑制率(IC50)为2.05 mmol/L,抑制作用表现为非竞争性的可逆过程,其抑制常数为2.00 mmol/L.水杨酸对大肠杆菌、金黄色葡萄球菌、枯草芽孢杆菌3种细菌和白色假丝酵母、黑曲霉两种真菌均有明显的抑制作用,其最小抑菌浓度(M IC)分别为0.75、0.5、0.5、0.25和0.75 mg/mL,最小杀菌浓度(MBC)分别为0.75、1.0、0.5、0.25和0.75 mg/mL.本研究为水杨酸在果蔬保鲜中的应用提供实验理论依据

    ONE NEW GENUS,TWO NEW SPECIES AND ONE NEW RECORD of CORYMORPHIDAE FROM THE SOUTH CHINA SEA(ANTHOMEDUSAE,CAPITATA)

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    记述了采自南海的棒状水母科COryMOrPHIdAE AllMAn,18721新属,肋突水母属COSTA HuAng,Xu ET lIn,gEn.nOV.,2新种,即南海肋突水母COSTA nAnHAIEnSIS HuAng,Xu ET lIn,SP.nOV.,间腺梅尔水母MAyErI InTErgOnA HuAng,Xu ET guO,SP.nOV.和1新纪录种,幼芽真囊水母EuPHySOrA gEMMIfErA bOuIllOn,1978。详细描述其形态特征,并绘图与本属其它种进行比较,模式标本保存于国家海洋局第三海洋研究所。Samples of Corymorphidae were collected from the South China Sea(4°-18° 30' N,109° 119°E),during Aug.2011.Based on the taxonomic system of Bouillon et al.(2006),at present time 12 valid genera of Corymorphidae are known,Euphysora M aas,1905 and Vannuccia Brinckmann-Voss,1967 are valid genera.In view of the used of the genus name of Vannuccia M arcus,1948,we wish to make the proposal of which the genus name of Vannuccia BrinckmannVoss,1967 is change to that of Mayeri Xu,Huang et Guo,gen.nov.,remembering the first author for the species of the genus.One new genus,Costa Huang,Xu et Lin,gen.nov.,two new species,i.e.Costa nanhaiensis Huang,Xu et Lin,sp.nov.,Mayeri intergona Huang,Xu et Guo,sp.nov.and one new record,Euphysora gemmifera Bouillon,1978 are described.All type specimens are deposited in the T hird Institute of Oceanography,SOA.T he specific diagnoses of one new genus and two new species are as follows.Costa Huang,Xu et Lin,gen.nov.Umberlla dome-shaped,exumbrella with 4 longitudinal ridges and ribs;manubrium large,the length no extending umbrella margin;mouth simple,circular;one well-developed solid tentacle terminating in large cnidocyst knob,3 marginal bulbs without tentacles;4 radial canals,1 circular canal;with mesenteries.T ype species:Costa nanhaiensis Huang,Xu et Lin,sp.nov.Etymology.T he genus name from Latin Costa,means rib and ridge,the new genus exumbrella with 4 longitudinal ridges and ribs.Costa nanhaiensis Huang,Xu et Lin,sp.nov.(Figs 1-2) Umbrella dome-shaped,exumbrella with 4 longitudinal ridges and ribs;manubrium large,extending no beyond umbrella margin,vacuolated endodermal cells in the upper part,gonads in the lower part;one well-developed solid tentacle terminating in two large cnidocyst knobs;3 marginal bulbs without tentacles;4 radial canal,1 circular canal;with mesenteries.Etymology.Form Latin,Nanhaiensis,means Nanhai,the species name refers to the first collected from Nanhai(the South China Sea).Mayeri intergona Huang,Xu et Guo,sp.nov.(Figs 3-4) Umbrella dome-shaped,without apical process,bell margin slightly asymmetrical;manubrium short,length about 1 /3 of the umbrella cavity,with a apical chamber;gonads global shaped,in interradial position of manubrium;one swollen marginal tentacle,hollow for half its length and ending in long,large,clubshaped swelling armed with cnidocysts.我国近海海洋综合调查与评价(908专项);“中国海洋生物种类名录和图谱”(908-ZC-Ⅱ-02);“908专项海洋生物样品库”和“全球变化与海气相互作用专项”资助---
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