نتایج جستجو برای: dna construct

تعداد نتایج: 634762  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شهرکرد - دانشکده ادبیات و زبانهای خارجی 1392

the application of a comprehensive model of communicative language ability (cla) to language teaching and testing has always been an imperative in l2 education since hymess proposal of communicative competence in the 1970s. recent l2 research has clearly underscored the importance of sufficient pragmatics representation as an essential component of cla in pedagogical and testing practices in l2...

1999
Min Young CHUNG Dan Keun SUNG

In universal personal telecommunication (UPT) environments, UPT networks retain information related to incall/outcall registration in UPT user service profiles in order to provide incoming UPT calls for UPT users in any location who have registered at a terminal. As UPT networks support incall registration, terminal users can be different from terminal owners, and several UPT users can register...

Journal: :Theor. Comput. Sci. 2010
Ming-Yang Kao Henry C. M. Leung He Sun Yong Zhang

Designing short DNA words is a problem of constructing a set (i.e., code) of n DNA strings (i.e., words) with the minimum length such that the Hamming distance between each pair of words is at least k and the n words satisfy a set of additional constraints. This problem has applications in, e.g., DNA self-assembly and DNA arrays. Previous works include those that extended results from coding th...

Journal: :Journal of the American Chemical Society 2014
Xinghua Zhang Yuanyuan Qu Hu Chen Ioulia Rouzina Shengli Zhang Patrick S Doyle Jie Yan

Double-stranded DNA can exist in multiple structures, including three recently identified overstretched structures (peeled ssDNA, DNA bubble, and S-DNA) for torsion-unconstrained DNA under large tension. Here, we report systematic studies of interconversion between these overstretched DNA structures induced by changing NaCl concentration at constant force. At forces above 70 pN where DNA exists...

2017
Nelli Bossert Donny de Bruin Maria Götz Dirk Bouwmeester Doris Heinrich

In the 'Introduction' and 'Results and Discussion' sections of this manuscript, the authors used 2 sequences that were previously published and cited already as references 35 and 44. To better reflect the use of these sequences within the Introduction: " Using these dependencies, we designed Ag-DNA templates to function as an optical sensor in living cells' interior environments (Fig. 1b–d) (fo...

2013
Eiji Takita Katsunori Kohda Hajime Tomatsu Shigeru Hanano Kanami Moriya Tsutomu Hosouchi Nozomu Sakurai Hideyuki Suzuki Atsuhiko Shinmyo Daisuke Shibata

Ligation, the joining of DNA fragments, is a fundamental procedure in molecular cloning and is indispensable to the production of genetically modified organisms that can be used for basic research, the applied biosciences, or both. Given that many genes cooperate in various pathways, incorporating multiple gene cassettes in tandem in a transgenic DNA construct for the purpose of genetic modific...

Journal: :reports of biochemistry and molecular biology 0
fatemeh vahedi tel: +98 511- 8431780; fax: +98 511- 8420430 elnaz ghorbani microbiology department, al-zahra university, tehran, iran tahereh falsafi microbiology department, al-zahra university, tehran, iran

background: dna vaccination with plasmid encoding bacterial, viral, and parasitic immunogens has been shown to be an attractive method to induce efficient immune responses. bacteria of the genus brucella are facultative intracellular pathogens for which new and efficient vaccines are needed. methods: to evaluate the use of a dna immunization strategy for protection against brucellosis, a plasmi...

Journal: :modares journal of medical sciences: pathobiology 2008
azam bolhasani mohammad taghikhani nahid ghasemi hooriyeh soleimanjahi sima rafati

objective: dna vaccines have been widely used to develop immunity against various pathogens including parasites and viruses. the potential of dna vaccine to induce an effective immune response is related to the expression levels of the encoded protein in eukaryotic cells. therefore, optimization of plasmid dna delivery system is a major concern in protein expression in order to make an efficien...

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