核酸堿 的英文怎麼說
中文拼音 [hésuānjiǎn]
核酸堿
英文
nucleic acid base-
Uracil - - a pyrimidine found in rna that base - pares with adenine
尿嘧啶- -核糖核酸中的一種嘧啶，與腺嘌呤形成堿基對。The nucleolus is dark, however, and the cvtoplasm is filled with clumps of darkly stained, basophilic material, implying a content of ribonucleic acid
核仁深染，胞漿充滿深染的嗜堿性顆粒，提示含有核糖核酸。All of our products is exported likelactobacillus acidophilus, bidifobacterium longum, lactobacillus paracasei, lactobacillus rhamnosus, tagatose, lnulin, nisin, natamycin, - polylysine, nucleotides mix, adenosine monophosphate, cytidine monophosphate, guanosine monophosphate disodium, uridine monophosphate disodium, calcium inosinate, calcium guanylate, calcium 5 - ribonucleotide, damp, dcmp, dgmp, tmp, deoxyadenosine, 2, 6 - diaminopurine nucleoside, 2, 6 - diaminopurine deoxynucleoside, adenine arabinoside, adenosine triphosphate, uridine triphosphate, guanosine triphosphate, cytidine triphosphate, cytidine diphosphate choline （ citicoline ） to all over the world, if you are interested in our products, please do visit our website, hope there will fullfill your requirement
主營產品有益生菌（嗜酸乳桿菌、長雙歧桿菌、乾酪乳桿菌、鼠李糖乳桿菌） 、塔格糖、菊粉（菊糖） 、乳酸鏈球菌素、納他黴素、 -聚賴氨酸、核苷酸，腺苷酸，胞苷酸，鳥苷酸二鈉，尿苷酸二鈉，肌苷酸，鳥苷酸鈣，核糖核苷酸鈣，脫氧腺苷酸，脫氧胞苷酸，胸苷酸二鈉，脫氧鳥苷酸二鈉，脫氧腺苷， 2 -氨基脫氧腺苷， 2 -氨基腺苷，阿糖腺苷，胞二磷膽堿，腺苷三磷酸，三磷酸尿苷，三磷酸胞苷，三磷酸鳥苷等All of our products is exported like nucleotides mix, adenosine monophosphate, cytidine monophosphate, guanosine monophosphate disodium, uridine monophosphate disodium, calcium inosinate, calcium guanylate, calcium 5 - ribonucleotide, damp, dcmp, dgmp, tmp, deoxyadenosine, 2, 6 - diaminopurine nucleoside, 2, 6 - diaminopurine deoxynucleoside, adenine arabinoside, adenosine triphosphate, uridine triphosphate, guanosine triphosphate, cytidine triphosphate, cytidine diphosphate choline ( citicoline ) to all over the world, if you are interested in our products, please do visit our website, hope there will fullfill your requirement
主營產品有核苷酸，腺苷酸，胞苷酸，鳥苷酸二鈉，尿苷酸二鈉，肌苷酸，鳥苷酸鈣，核糖核苷酸鈣，脫氧腺苷酸，脫氧胞苷酸，胸苷酸二鈉，脫氧鳥苷酸二鈉，脫氧腺苷， 2 -氨基脫氧腺苷， 2 -氨基腺苷，阿糖腺苷，胞二磷膽堿，腺苷三磷酸，三磷酸尿苷，三磷酸胞苷，三磷酸鳥苷等The base ratio of 1 : 1 for the bases adenine and thymine and the bases cytosine and guanine was the first clue to the specificity of base pairing in the nucleic acids
在核酸中的堿基配對高度專一性的原則決定了腺嘌呤與胸腺嘧啶，或鳥嘌呤與胞嘧啶之間的比值為1 ： 1 。Part 1 : the culture and identification of es - d3 cells and the study of the efficiency of eb formation from es cells when grown on mef feeder layer in es culture medium or cultured in es culture medium supplemented with lif 1000u / ml, es - d3 cells being used in our experiments formed normal clones, expressed akp and kept their normal karyotype over many passages. the in vitro and in vivo differentiation experiments showed that es - d3 cells could differentiate into variety of cell types derived from three primary germ layers
結果顯示： eso3細胞在小鼠胚胎成纖維細胞上和或含白血病抑制因於億f ）的es細胞培養液中形成典型的胚胎幹細胞克隆，堿性磷酸酶染色結果為強陽性，具有正常二倍體核型以及具有在體內外分化為三個胚層來源的組織細胞的潛能，而且具有形成種系嵌合動物的能力。Members of the purine group include adenine and guanine, which are constituents of the nucleic acids, and certain plant alkaloids, e. g. caffeine and theobromine
嘌呤基的成員包括腺嘌呤和鳥嘌呤，它們是核酸以及某些植物生物堿的成分，如咖啡因和可可堿。Biochemistry ) a nitrogenous molecule, either a pyrimidine or a purine, that combines with a pentose sugar and phosphoric acid to form a nucleotide, the fundamental unit of nucleic acids
2堿基：一種含氮的分子，嘌呤堿或者是嘧啶堿，它們和戊糖還有磷酸一起構成核苷酸，核苷酸是核酸的基本結構單位。Extracting ribonucleic acid from discarded brewers yeast was studied and alkali method was compared with salt meathod. the result showed that salt method was better than alkali one
摘要通過從啤酒廢水生產的酵母中提取核糖核酸的實驗，對稀堿法和濃鹽法從操作步驟、產品產率等幾方面進行比較，從而得出濃鹽法優于稀堿法的結論。Chelating and detoxification metal ions are also the focus of many researchers. according to lewis soft - hard acid - base theory, aluminum is the hardest trivancy lewis acid, and polyphenols are lewis base theoretically, they can combine together tightly
根據lewis軟硬酸堿理論，鋁是三價金屬離子中最硬的lewis酸，而多酚類卻是lewis堿（電子對供體，親核體） ，兩者可以很好的結合。The high - enzyme activity has 2 base changes, resulting in long amino acid sequence with native amylase. this inducing method resolved the problem of non - effective induction as in base analogue induction. and the method we used provide a new measure for this kind of work
高酶活編碼區位點突變導致c -端序列變化和終止子的后移本誘變方法克服了用堿基類似物在體內誘變由於核酸復制酶等的校正作用而造成誘變無效的難題，為基因的誘變找到了一條新途經。Qingzhou hengtai micro _ powder co. ltd uses the local rich dry fruit resources - walnut the outer covering, passed through a special system grain of craft, the research develops haspolished the special - purpose walnut shell powder product, natural didnot have the pollution, the chemical stability strongly by it, bearsthe acid and alkali, bears the pressure is high, does not contain the virulentobjectionable constituents, has uniquely escapes the dirt ability, thegranularity collection medium fine characteristic, caused the overseasmerchant highly to take, already the batch exported south korea
青州市恆泰微粉有限公司利用當地豐富的乾果資源?核桃的外殼，經過特殊的制粒工藝，研究開發出了拋光專用核桃殼粉產品，以其天然無污染、化學穩定性強、耐酸堿、抗壓力高、不含有毒有害成份、有獨特的脫污能力、粒度集中等優良特性，引起了國外客商的高度重視，現已批量出口韓國。( 8 ) the substitution rate in loop regions is 2. 24 times of that in stem regions. the transition rate is almost same ( 0. 051 and 0. 082 ), compared with the results that the transversion rate of loop regions is the 12. 67 times of that of stem regions
（ 8 ）環區的所有核苷酸堿基代換率為莖區的2 . 24倍，轉換率幾乎相同（ 0 . 051和0 . 082 ） ；而環區的顛換率卻高達莖區的12 . 67倍。It is a very basic, single - chain protein with molecular weight about 14 kd. it shares 33 % sequence identity with bovine pancreatic rnasea and has structurally equivalent counterparts for the two histidines and one lysine that comprise the catalytic residues for ribonucleolytic activity
它是由123個氨基酸組成的分子量約為14kd的單鏈堿性蛋白質，與牛胰核糖核酸酶有33的同源性，兩個組氨酸和一個賴氨酸殘基組成了血管生成素核糖核酸酶活性中心。Relatively, the new wibdv strains gx8 / 99 had less homology to wibdv reference strain hk46 and other 3 field strains as 96. 8 % - 97. 2 % at dna or aa levels, than the homology among hk46 and 3 strains, strains gx8 / 99 more than 98. 4 % - 98. 6 % at dna or aa levels
為研究病毒的核酸分子結構與其致病性的關系，本研究選取了在致死率上不同的4個ibdv野毒株，比較了它們的vpz基因高變區共494個堿基序列。Bioinformatic analysis were performed to prepro - gynostemminl on the base composition, codon preference, amino acid composition, pi value, molecular weight, secondary structure, prosite scan, prediction of protein localization sites. blast thtf arabidopsis thaliana genome, and 3d structure modeling
運用生物信息學軟體對絞股藍班p前體進行堿基組成和密碼子偏倚性、氨基酸組成特徵、功能位點、亞細胞定位、跨膜結構、核酸結合基序以及空間結構等方面的分析。With the increasing of knowledge about human beings diseases it is found that the mutations of base sequence in dna are responsible for numerous inherited human disorders
脫氧核糖核酸（ dna ）被稱為生命體內的遺傳物質，研究發現人類的許多遺傳疾病都與dna分子中堿基序列的變異有關。Antisense nucleic acid technique is a method using single - stranded complementary sequences with specificity assigned by watson - crick base - pairing targeted specific messenger rna or dna to block expression of target gene
反義核酸技術是根據堿基互補原理，使用與目標靶的遺傳物質（ mrna或dna ）特定互補的核酸片段封閉基因表達的技術方法。The sequence is 451bp in length and shows98 % homologous to isolate gi 1575050 gb u57046. 1 pnu57046 deposited in the gene bank
18pnl57046 ，對它們的核酸序列相應片段比較，僅具7個堿基突變，二者的同源性達98 ，從而確認是pnrsv 。By rt - pcr method. we first selected a pair of primers named 2bp and 4bm which was designed in highly conserved 922 nucleotide region in open reading fram ( orf ) ib from coronavirus. this primer could amplify 11 kinds of coronaviruses. after synthesizing this pair of primers, we amplified the target fragement of 251bp from the panda ' s liver - tissue materials and other different passages of culture of this virus. however, the control cell showed negative result
第一對引物為外層引物，可擴增出1086bp的核酸片段；第二對引物為內層引物，可擴增出515bp的核酸片段。該引物以k378為參考株，含有多個兼并堿基，可擴增出包括k378 、 insavc - 1 、 ccv1 - 71 、 nvsl吉林農業大學碩士學位論文大熊貓犬冠狀病毒的分離鑒定及s墓因部分序列的測定和分析等多種犬冠狀病毒。分享友人