dna rna 中文意思是什麼

dna rna 解釋
對比派生詞記憶
  • dna : 1. deoxyribonucleic acid 【生物化學】去[脫]氧核糖核酸。2. deoxypentose-nucleic acid 去[脫]氧戊糖核酸。
  • rna : RNA ＝ribonucleic acid 【生物化學】核糖核酸。
  1. Adenine a nitrogenous base ( 6 - amino - purine ) found in dna and rna

    腺嘌呤：在dna和rna中發現的含氮的堿基（ 6氨基嘌呤） 。
  2. Two major kinds of nucleic acids are found in living things: deoxyribonucleic acid or dna and ribonucleic acid or rna.

    生物中存在著兩大類核酸：脫氧核糖酸和核糖核酸。
  3. Ribose and deoxyribose are constituents of the nucleic acids rna and dna.

    核糖與脫氧核糖分別是核糖核酸與脫氧核酸（DNA）的結構成分。
  4. Ribose and deoxyribose are constituents of the nucleic acids rna and dna

    核糖與脫氧核糖分別是核糖核酸與脫氧核酸（ dna ）的結構成分。
  5. In this paper, first strand cdna of 3abc gene was synthesized using template rna extracted from cells infected with fmdv. the complete 3abc gene about isoobp was amplified by pcr and ligated into pgem - t easy vector. after transforming e. coli dh5 a, ampicillin resistant colonies were isolated and plasmid dna was prepared and analyzed by restriction analysis and pcr. presence of the full length 3abc gene was verified by nucleotide sequence analysis and the plasmid containing the expected sequence was named as pgem - 3abc. comparing the aquired sequence of 3abc with that of reference strains, the homology is more than 99 percent. the pgem - 3abc was digested with sal i and bgl ii and ligated into xho i and bgl ii - digested expression vector ptriex - 4 neo. lt was identified by restriction analysis and pcr and sequencing that this fragment had a 17bp deletion hi the nucleotide sequence 708bp of 3abc gene, which happened to form a terminator codon behind 3ab gene, but it contained the complete open reading frame ( orf ) of 3ab gene. positive clones were selected and induced with lmmol / l isopropyl - d - galactoside ( iptg ), bacteria were detected by sds - page and western blotting after properly treated. the results showed that the 3ab gene expressed successfully in e. coli and 33. 5ku fusion protein can be recognized by the positive bovine serum of fmdv. the amount of target protein is over 26 % of the total bacteria protein by gel thin layer scanning analysis

    擴增產物連接到pgem - teasy載體中，轉化大腸桿菌dh5菌株，篩選氨芐青霉素抗性菌落，提取質粒經酶切鑒定、 pcr分析以及確證性測序證明，所克隆的1500bp左右的片段含有完整的3abc基因，與國外參考序列相比，同源性在99以上。將重組質粒pgem - 3abc和表達載體ptriex - 4neo分別用sal和bgl與xho和bgl消化后，亞克隆3abc基因至原核表達載體ptriex - 4neo中，通過酶切鑒定、 pcr擴增以及序列分析，發現克隆到ptriex - 4neo載體上的片段於3abc基因708bp處出現了17bp的缺失，碰巧在3ab基因后形成一終止密碼子，但3ab基因的閱讀框架完整，選出含有3ab基因完整閱讀框架的陽性克隆，用iptg誘導表達，收集菌液進行sds - page電泳、 westernblotting分析，結果表明， 3ab基因在大腸桿菌中成功表達，其表達產物為分子量33 . 5ku的融合蛋白，並能被口蹄疫病毒陽性血清識別。經薄層掃描分析，表達量占總蛋白量的26以上。
  6. 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。
  7. Dr kornberg worked out the details by crystallising the complex of dna, rna and polymerase at various stages of the process

    考恩伯格博士通過對此過程中各個階段的dna 、 rna和聚合酶的復合體進行結晶，研究出這一過程的詳細情況。
  8. Messenger rna is templated along only one of the two strands of a dna molecule.

    DNA分子兩條中只有一條作為信使RNA的模板。
  9. Messenger rna is templated along only one of the two strands of a dna molecule

    Dna分子兩條中只有一條作為信使rna的模板。
  10. Composition : 8 essential amino acids, vitamins c, a beta - carotene, b1, b2, b6, b12, e k, niacin, panthothenic acid, folic acid, biotin, choline, inositol, paba, chlorophyll, chlorella growth factor nucleic acids dna rna

    日本食品分析中心在檢驗中證實"紅日牌日本綠藻" ，含有蛋白質葉綠素綠藻精c . g . f多種維他命礦物質以及人體所需的各種氨基酸等，因此，可說是營養最均衡的保健品。
  11. It was showed under the laser scanning confocal microscopy that : for dna level fish, 81 % of the dnas were in the nucleoli and at the periphery of the nucleoli and 19 % in the nucleoplasm ; for rna level fish, 22 % of the rnas were in the nucleoli, 78 % in the nucleoplasm and at the boundary between it and the nucleoli ; for dna - rna level fish, 25 %, 46 % and 29 % of the dnas or rnas were in the nucleoli, at the periphery of the nucleoli and in the nucleoplasm, respectively

    結果如下： dna水平熒光原位雜交結果顯示， 81的dna位於核仁內部及其核仁周邊區域， 19的位於核質中； rna水平熒光原位雜交結果表明， 22的rna位於核仁內， 78的位於核質及與核仁交界處； dna - rna水平熒光原位雜交結果是， 25的dna或rna位於核仁內， 46處于核仁周邊， 29位於核質中。由此推測出， rna聚合酶的轉錄主要發生在核仁及其周邊區域。
  12. Secondly, the trends of dna and rna in the oocytes and follicle cells were displayed by histochemical method during oogenesis, which indicated that rna were synthesized at stage of the vitellogenic oocytes. but the quantity of dna was n ' t change

    並根據這八個階段對卵子發生進行了組織化學的初步研究，結果表明，在卵子發生過程中，卵母細胞遺傳物質dna的總量相對保持不變，保證了遺傳信息的。
  13. Construction of an expressing vector for antisense rna - ribozyme chimeric dna sequence against tomato acc synthase gene and transformation of tomato

    核酶嵌合基因植物表達載體的構建及對番茄的轉化
  14. Superpure dna can be prepared using rna transcribed from dna in the course of gene expression.

    在基因表達期間，使用從DNA轉錄而來的RNA可制備出超純度的DNA
  15. 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。
  16. 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。
  17. In this dissertation, the plasmids containing 5s promoter were transfected into hela cells, the transcription sites of rna polymerase iii and its transcripts were detected by fluorescence in situ hybridization ( fish ) to dna, rna and dna - rna, respectively

    本實驗以人的hela細胞為材料，運用電擊轉染、熒光原位雜交並結合激光共聚焦顯微鏡，從dna 、 rna和dna - rna三個水平對rna聚合酶的轉錄位點及其轉錄子的分佈進行研究。
  18. Honokiol, as a major active constituent extracted from the bark of magnolia officianlis, can inhibit tumor growth through cytotoxic activity, inducing differentiation and apoptosis, inhibiting vessles, synthesis of enzyme, dna, rna and ( or ) protein

    和厚樸酚作為木蘭科植物厚樸的主要活性成分，通過細胞毒作用，抑制新生血管，誘導細胞分化，誘導細胞凋亡，抑制酶的合成以及抑制dna ， rna和（或）蛋白質的合成等機制發揮了抗腫瘤的作用。
  19. Abstract : the studies on biological effects of rare earth have been summarized, including toxicity, distribution and transportation in vivo, carcinogensis, mutagenesis, teratogenesis to human or animals, influcnces on some proteins, enzymes, dna, rna

    文摘:本文綜述了稀土的生物效應，包括稀土的毒性，稀土在機體內的分佈、運移，稀土對人或動物的致癌、致畸、致突以及稀土元素對蛋白質、酶的作用及影響等。
  20. Offers manual and automated dna, rna purification and isolation products for clinical molecular diagnostics, gene discovery and pharmacogenetics

    -提供多肽氨基酸及衍生物多肽試劑試劑盒等產品
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