dna function 中文意思是什麼
dna function
解釋
dna功能-
It ' s meaningful to study the function of rab proteins in ciliates and further to explicit the mechanism of vesicular trafficking. the rob gene was amplified from macronuclear dna of euplotes octocarinatus. the size of gene was 783 bp long with an orf of 624 bp encoding eorabl protein and containing three in - frame tga codes
本研究利用pcr技術從游仆蟲（ euplotesoctocarinatus ）大核dna中擴增出rab基因，並對該基因進行序列分析，該基因全長為783bp ，兩端為端粒序列，編碼框為624bp ，編碼207個氨基酸，開放讀框中有3個tga ，在此編碼半胱氨酸。 -
Molecular genetics came to depend upon studies of the structure and function of dna, rna and protein.
分子遺傳學的形成仰賴于DNA，RNA和蛋白質的結構與功能的研究成果。 -
Based on the structure and function analysis of hirudin, a potent thrombin inhibitor, and some platelet aggregation inhibitors, which contain the recognition sequence argglyasp as their functional motif, two chimeric antithrombotic molecules were designed by introducing rgd sequence to hirudin cterminus. these chimera genes were constructed by pcr and inserted into the expression vector pet21a, the constructs were confirmed by restriction enzyme digestion and dna sequence analysis. these recombinant plasmids were transformed into
經限制酶消化和dna序列分析，證明兩種重組質粒與設計完全一致。由於rgd -水蛭素嵌合基因上游連接了金黃色葡萄球菌蛋白a spa的信號肽序列，在iptg誘導下兩種嵌合分子都獲得了分泌表達，表達產物主要集中在細胞周質空間。 -
Involuntarily, questions of these engineering datas " management appear, datas " persistance only depending relational model and rdbms is greatly insufficient, so this paper carefully studies object - relational mapping based on rdbms based on the analyse of home & overseas actualities, correlative theories and realizing methods of object - relational mapping, we find opl based on rdbms is the most suitable for object relatinoal mapping of clera. based on the engineering application analyse of opl in clera, function requirements, database modes, interface criterions and functions, running modes of opl have being detailedly described. with the framework of microsoft dna, a kind of realizing method of opl based on com / dcom / activex component technology has being brought forward, and this paper describes realizing keys from base tables " definition, object id and class hx class and inheritance of class, object storage, parallel control and affair, object query, object nesting, relations between objects, support of complex data types, right control of object and buffer management of object
本文在分析對象?關系映射技術的國內外現狀、相關理論及實現方法的基礎上，研究發現基於rdbms的opl是目前最適合clera的對象?關系映射方法；在clera的opl應用分析的基礎上，詳細描述了opl的功能要求、數據庫模式、介面規范與功能、運行方式等內容；結合microsoftdna開發框架，提出了一種基於com dcom activex組件技術的opl實現思路，並從基本表定義、對象標識與類標識、類與類繼承、對象存儲、並發控制與事務、對象查詢、對象嵌套、對象間聯系、復雜數據類型的支持、對象級權限控制及對象緩沖管理等幾方面概述了實現要點。 -
Finally, the hybridization on the 3 - pyrrole - dna polymer modified electrode was detected with methylene blue ( mb ) as a hybridization indicator, thus the function of 3 - pyrrole - dna modified electrode was qualitatively analyzed
實驗結果證明， mb可以用作無標記的dna雜交檢測；同時表明，電聚合法製作的dna晶元是有檢測功能的。 -
These results demonstrate that the heat dissipation ability in the transgenic plants decreases, suggesting that xanthophyll cycle has the function in photoprotection. besides, a dna minipreparation method suitable for screening and identification large amounts of transgenic plants was established. using this rapid and efficient method, one person can prepare d
另外，還建立了一種適合於篩選轉基因植株的dna微量提取法，此方法操作快捷方便，一個人在一天內能制備50多個樣品， 100mg的植物鮮樣平均可獲得40卜g的dna ，提取的dna可直接用於pcr反應、酶切分析及southern分析。 -
Promoter function study of rm07 dna fragment in halophilic archaea
片段在嗜鹽古生菌中的啟動子功能研究 -
To search proteins that associate with the mouse mint protein and regulate notch signaling in nuclei, and to study the function and mechanism of mint - mediated transcription repression, yeast two - hybrid assay was used to screen proteins that interact with a fragment of mint ( f5, amino acids 2226 - 2959 ). from 4x106 yeast clones transformed with the bait plasmid and a cdna library of 9 dpc mouse embryo, fifty - one were positive for nutritional screening and p - galactosidase assay. restriction digestion identified 10 independent positive clones and these were analyzed by dna sequencing these clones represent 3 correctly fused cdna fragments, which are mint, alpha a - crystallin - binding protein i ( alphaa - crybpl ), and nuclear receptor co - repressor 1 ( n - corl ), respectively
鑒于mwt基因編碼區較長，共有10799個堿基，故此我們將mint分為六段，分別命名為fi一f6 ，本研究以其中的f5 （ 222e959 ）和f6 （ 296s576 ）片段為研究對象，將h者分別插入pgb盯7載體中，結果顯示： mintfs可與核受體輔助抑制因子1階cori ） ， o晶狀體蛋白結合蛋白1hlphatcrybp入及mw加互作用，而f6可與igm的重鏈恆定區、泛素結合酶2l6和一個未知功能的新的蛋白基因進行結合。 -
The experimental procedure that begins with a cloned segment of dna, or a protein sequence, and uses this knowledge to introduce programmed mutations ( through directed mutagenesis ) back into the genome in order to investigate gene and protein function
在已知dna克隆片段或蛋白質序列上引導程序性的變異（通過直接誘變）並返回到基因組，來研究基因和蛋白質功能的實驗方法。 -
The results showed that the electrophoretogram patterns of isozymes, serum and muscle protein of bumper crucian carp were the same as those of its female parent and significantly different from its male parent. it is speculated that the function of heterogeneous sperm was only in dna level and not behave on the isozyme expression of grown progeny
結果發現：異源子代的血清、肌肉蛋白和同工酶的電泳圖譜與母本彭澤鯽相同而與父本海鯉顯著不同，推測異源精子的作用可能是在dna水平上對後代產生影響，這種影響沒有表現在成體同工酶的表達上。 -
These results indicate that the alteration of cell proliferation and dna synthesis caused by different gnt - v cdna transfection may at least partly result from the modification of n - glycan structure and function of egfr. it seems that the increased 1, 6 glcnac branch on the n - glycans of egfr may benefit to its binding with egf and the resulting tyrosine auto - phosphorylatio n, while the decrease of this branch may prevent these processes
用特異性抗體結合westemblot結果發現，正義或反義gnt一vcdna的轉染並不引起pkb 、 p44 / 42mapk和mek蛋白質表達的變化，而gntv一s / h 」 21細胞pkbt308 、 5473位點磷酸化和免疫沉澱pkb的酪氨酸磷酸化以及以gsk召a /日磷酸化為指標的pkb的活性都較mock細胞增加， gntv一as / h7721細胞中這些指標的變化則相反。 -
Comparative genomics is a promising direction in studying the function of junk dna
基因比較在研究垃圾dna方面是有希望的方法。 -
In this way, the junk dna could serve an important function even though the actual sequence information it contains is irrelevant
以這種方式，垃圾dna就可以起一個重要作用甚至它擁有的實際排序信息是不相關的。 -
On the other hand, the activity and function of p27 kip1 was affected by many physiological agents such as camp, il - 2, rampamycin. the expression of p27kip1 increased after - irradiationin in the fibroblastoma cells, leading to arrest in gl phase, but its expression markedly decreased after y - irradiation in the nbcc cells, and leaded to arrest in g2 / m phase. several studies have reported that p27 kip1 involved in a much wider range of cellar processes, such as differentiation, apoptosis and migration, the expression level of p27kip1 is key for its function in dna damage responses
另一方面， p27kip 』的活性水平及功能作用，因細胞類型不同而各異，又受多種因素的影響，如一些有絲分裂原camp 、雷帕黴素可以上調p27kip ，的表達，而il一2等則與p27ki 」 『的表達下降有關，受電離輻射（ ir ）照射的成纖維細胞瘤及用1 ， 25一二經基d3處理的hela細胞系在gl期均有游離的p27腳『的積累，細胞周期阻滯在gl期;而在痣癌伽bccs ）細胞中， y一射線能誘導p27吻『表達水平的顯著下調，細胞周期阻滯在g2艦期。 -
Dna fragments containing rst - 0x1 and rst - 0x2 as well as their promoters were abtained by pcr. the results of sequencing and blast analysis suggested these fragments shares 99 % identity with sinorhizobium meliloti 1021. function of rst - oxl was unknown, while rst - 0x2 shares 81 % identity with gshb gene of rhizobium tropici, which encoding glutathione synthetase
序列測定和blast分析表明，它們和苜蓿中華根瘤菌1021的相應基因有99同源性， 042bm的rst - 0x1基因功能未知，而rst - 0x2基因和熱帶根瘤菌谷胱甘肽合成酶基因gshb有81同源性。 -
Planning and designing a microinjection controller on its structure, parameters and circuit tolerance analysis, etc. aspects. based on the primitive electrical microinjection volume controller driven by air - pressure, an improved one with the pressure - keeping function is fabricated. the new controller prevents the dna - fluid from drawing - back by providing a keeping - pressure to it before or after the microinjection
（ 2 ）對微注射量控制器進行了系統、參數及容差等方面的方案設計，並在原有的基礎上進行了改進，構建了帶保壓裝置的氣壓電控式微注射量控制器，克服了原控制器在注射前或完成後易產生的dna液倒吸現象。 -
Recently, a new gene dr0167 ( pprl or irre ) that serves as a general switch for downstream dna repair and protection pathways via its regulatory function on the gene expression of reca, ppra was discoveried. expression of d. radiodurans pprl also promotes dna repair and protection pathways and enhances the radioresistance of e. coli. this finding provides a new clue to understand the mechanism of dna repair, especially double strand break ( dsb ) repair
最近我們實驗室在耐輻射球菌電離輻射敏感株中鑒定了一個與電離輻射抗性相關的基因ppri ，該基因可能通過調控dr細菌reca 、 ppra等基因的表達加速對電離輻射引起的dna損傷修復，而在大腸桿菌中表達ppri基因能促進reca 、 soda等表達水平顯著提高，使其抗輻射和抗氧化能力明顯增強，這將為我們理解其特殊抗性機制，特別是雙鏈斷裂修復提供新的線索。 -
The thesis selected a big part of important techniques to briefly discuss, which include web technology such as asp > jsp, iis, and xml ( extensible markup language ), and also include c ( ^ dcom mts com +, which is the core technique of windows dna. the thesis use many sections to briefly expatiate the construction model and function character of those core technologies, which are also the important content of the thesis
論文選擇了其中比較重要的技術做了詳細闡述，其內容包括asp 、 jsp ， iis ，以及當前最新推出的xml （ extensiblemarkuplanguage ）等web技術，還有作為windowsdna核心技術的com 、 dcom 、 mts和目前最先進的com + ，文中分多個節次詳細闡述了這些核心技術的組成方式和功能特色，這些技術也是本論文重點論述的內容。 -
Molecular genetics came to depend upon studies of the structure and function of dna, rna and protein
分子遺傳學的形成仰賴于dna ， rna和蛋白質的結構與功能的研究成果。 -
Metal masteries, for example hg, ag, pb, cd, as, cr, ni, are harmful to dna, rna, enzyme, protein and cell membrane and will cause the taking place of cancers and mutations of them. so the normal metabolize and split are damaged, the immunity function, the anti - cancer function will be weakened. it is very difficult to be cured once he or she is toxic
金屬汞、銀、鉛、鎘、砷、鉻、鎳等對dna 、 rna 、酶、蛋白質以及細胞膜的損傷非常大，從而引起它們的致癌、致突變作用，以破壞細胞的正常代謝和分裂；降低機體的免疫功能、防癌和抗癌能力，一旦中毒是很難治愈的。
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