性质粒
- sex plasmid
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淋病奈瑟菌隐蔽性质粒的克隆及PCR的建立与应用
Cloning of the cryptic plasmid from Neisseria gonorrhoeae and the clinical application with PCR
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应用自杀性质粒载体构建鼠伤寒沙门氏菌Pla基因的位点专一性突变
Studies on Site-specific Mutagenesis in Gene Pla of Salmonella typhimurium by Use of Suicide Vector
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用氟哌酸和黄连素对20株携有接合传递耐药性质粒(R质粒)及19株携有非接合传递耐药性质粒(r质粒)志贺氏菌进行体外消除研究。
Elimination of conjugative drug resistance ( R ) plasmids and non conjugative drug resistance ( r ) plasmids from 20 and 19 Shigella strains respectively by norfloxacin and berberine in vitro were analysed .
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目的:了解细胞壁缺陷对淋病奈瑟菌隐蔽性质粒B基因(cppB)的影响。
Objective : To understand the influence of cell wall deficiency on the cryptic plasmid B ( cppB ) gene of Neisseria gonorrhoeae Methods : The N.
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淋球菌隐蔽性质粒cppB基因探针制备及初步应用的研究
The Preparation and Initial application of cppB Gene Probe in Cryptic
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淋球菌隐蔽性质粒CppB基因的克隆研究
CppB Gene Cloning or Cryptic Plasmid of Neisseria Gonorrhoeae
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应用沙眼衣原体内源性质粒引物和鹦鹉热衣原体16SRRNA基因引物,对沙眼衣原体眼部感染和尿道感染进行快速检测。
Sequences derived from the endogenous plasmid of Chlamydia trachomatis and the gene coding for ribosomal 16s rRNA of Chlamydia psittaci were used as primers for detection of Chlamydia by the polymerase Chain reaction .
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CTXM3基因定位在66kb和75kb2种接合性质粒上,66kb的质粒同时携带TEM1基因;
CTX M 3 gene was located on two types of transferable plasmids with size of 66 kb and 75 kb , the 66 kb plasmid also carried beta lactamases TEM 1 gene .
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对菌株的青霉素耐药现象和耐药性质粒的关系进行了讨论。
The relationship between penicillin resistance and R plasmid was discussed .
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猪源大肠杆菌耐药性质粒的监测研究
Study on the Antibiotic Resistance of Plasmid of Escherichia coli from Swine
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沙眼衣原体隐蔽性质粒分子流行病学调查与分析
Molecular Epidemiology of Cryptic Plasmid of Chlamydia trachomatis in Guangzhou
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探讨氟哌酸消除鼠伤寒沙门氏菌耐药性质粒的可能性。
Aim Study the possibility of eliminating drug resistance plasmids from Salmonellatyphimuri-um by norfloxacin .
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结果显示,可被消除的耐药性质粒大多数在24小时内被消除。
The result showed that most of the drug resistance plasmids which can be eliminated by norfloxacin and berberine were cured in 24 hours .
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从浮选热力学和流体动力学角度讨论了振荡对矿粒脱附的影响和不同性质矿粒脱附的临界干扰强度。
It was discussed that the influence of vibrating on the particle-bubble detachment from two aspects of flotation thermodynamics and hydrokinetics .
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污水两相流动时的局部阻力大于清水流动时,其增加值随着污染物浓度及污染物的性质和粒径组成的不同而有所变动。
The local resistance of sewage flows as two-phase fluid is larger than that of water flows under the same conditions . The accrual is variable according to different concentration , properties and size composition of contamination .
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研究了阻尼器填充率、颗粒物理性质、粒径尺寸、布置方式等因素对颗粒阻尼器减振效应的影响规律,分析了安装颗粒阻尼器或相等质量块对主体结构钢柱件的固有频率影响。
Studied damper fill rate , particle physical properties , particle size , layout and other factors on the effect of particle damper , analyzed the particle damper and equivalent mass on the effect of the natural frequency of the main structure .
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这些都可以定量和定性解释两种土壤表面性质的粒径分布。(2)土壤胶体凝聚存在离子特异性效应,且离子特异性效应在无机阳离子浓度较低的条件下更显著。
These can qualitatively and quantitatively explain the size distribution of surface properties of the two soil types . ( 2 ) The Hofmeister effects were found in soil colloidal particles aggregation , and they became more distinct at relatively lower cationic concentrations .
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本实验对交联反应前后胶束的性质,如粒径大小、粒径分布、临界聚集浓度(CAC)和微观形貌等进行了分析和对比,并对所得胶束的稳定性进行了初步的探讨。
For the purpose of studying stability , characteristics such as particle diameter , polydispersity , critical association concentration ( CAC ) and morphology of micelles were monitored and compared before and after crosslinked reaction .
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结论:聚苯乙烯磺酸钠的基本理化性质均受粒径影响。
Conclusion : The physiochemical properties of sodium polystyrene sulfonate were closely associated with the particle size .
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介绍了粉料颗粒影响密相输送机理的一些性质,如其粒径、密度、形状等因素,并分析了其与输送系统选择的关系。
Some characteristics as diameter of the grain , density and shape which influent the mechanism of conveying are introduced in the text . The relationships between these characteristics are also analyzed .
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在似膏体充填新技术研究中,运用陶瓷过滤机对不同性质、不同粒级组成的分级细尾砂、溢流尾砂进行了过滤干燥脱水试验,取得了满意的效果。
In the research of new process of paste like backfilling , ceramic filter was used to filter classified fine tailings and overflow tailings of different properties and particle size compositions and satisfactory results were achieved .
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中颗粒和粗颗粒岩样之间确实存在差异,但内摩擦系数可以表征材料力学性质,与粒径没有关系;
Although marble specimens with medium grains are different from that with coarse grains , the internal friction coefficient can show the mechanical property of material , and has no distinct relation with the grain size .
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颗粒性质、颗粒粒径、炉床温度和燃烧时间等因素对龙岩煤在流化床燃烧中的破碎均有重要影响。
Factors , such as particle properties , particle size , furnace ′ s bed temperature and combustion time , have an important effect on the fragmentation of LY anthracite during its combustion in fluidized bed .
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武山铜矿通过开展一系列脱泥工艺流程改造,改善了选硫入选矿浆性质和矿物粒级组成,提高了硫精矿品位和选硫回收率。
After carrying out a series of modifications on desliming process flow in Wushan Copper Mine , the quality of ore slurry and the size of ore are improved , and the grades of sulphur concentrates and recovery rate are improved too .
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分散剂用量过多或过少都会增加CWS的表观黏度,但不同分散剂的最佳用量范围不同,这主要取决于分散剂的结构、性质及其与煤粒间的相互作用特征。
Surplus or scanty dispersant dosage will increase the apparent viscosity of CWS . But the optimal dosage is different for different dispersants mainly because their structures , properties , and interaction characteristic between coal particles and dispersants are different .
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在重型击实或碾压后,砾质土的工程性质主要受粗粒含量的不同而变化。
After heavy tamping or compaction by rolling , the engineering properties of gravelly soil change with different coarse grained contents .
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在三相模型中,讨论了界面相的厚度、性质,最大骨料粒径,级配以及影响等效模量的因素。
The effect of such factors as the ITZ thickness , largest aggregate diameter and aggregate grading on concrete moduli is discussed .