質粒 的英文怎麼說

中文拼音 [zhí]
質粒 英文
pbr322 pbr322
  • : Ⅰ名詞1 (性質; 本質) nature; character; essence 2 (質量) quality 3 (物質) matter; substance;...
  • : Ⅰ名 (小圓珠形或小碎塊形物) small particles; grain; granule; pellet Ⅱ量詞(用於粒狀物)
  1. The changes of the expression of gfp in biu - 87 cell that induced by the aconitine and hab toxins, gtx were detected with fluorescence microscope, and quantitatively measured with image - pro plus software

    經誘導,抗性細胞發出較強的綠色熒光,表明重組質粒pegfp - c - fos在biu - 87細胞中成功表達。
  2. First, to construct a recombinant plasmid pegfp - c - fos with c - fos promoter and egfp, and then transfect it into human bladder transitional cell carcinoma biu - 87 cell ; second, based on the changes of the expression of gfp in the biu - 87 cell which induced by the aconitine and hab toxins, the concentration of the hab toxins could be detected

    目的:構建一個含c - fos啟動子和egfp報告基因的pegfp - c - fos重組質粒載體。體外轉染膀胱癌biu - 87細胞后,利用赤潮毒素作用后細胞表達綠色熒光蛋白的變化來檢測赤潮毒素,初步建立一種以細胞為基礎受體水平的赤潮毒素檢測方法。
  3. Stable suppression of afp gel expression by rnai in smmc - 7721 cells

    表達質粒穩定轉染肝癌細胞克隆的構建
  4. The total rna was isolated from pokeweed ( phytolacca americana ) leaves using the method of guanidine isothiocyante and used as template to amplify the total length and deleted mutant pokeweed antiviral protein ( pap ) gene by rt - pcr and then the pap gene was cloned into pgem - t vector. the sequencing results showed that pap gene had 99. 9 % identity comparing with the pap gene nucleotide sequence reported by lin et al ( 1991 ). the iptg - inducible expression vector containing the pap gene was constructed and transferred into e. coli bl21 ( de3 ) - plyss

    將缺失型pap基因克隆到植物表達載體pbi121中,通過液氮冷凍法將重組質粒轉入農桿菌lba4404細胞中,然後採用葉盤法,在該農桿菌的介導下將pap基因導入普通煙草中,經過卡那黴素抗性篩選,最後獲得了轉pap基因的工程煙草植株,摩擦接種煙草花葉病毒( tmv ) ,與非轉基因煙草相比,能夠推遲癥狀表現達2月之久,說明pap基因能夠在其它植物體內產生有活性的高抗病毒的蛋白
  5. The pcr product was inserted into expression plasmid pet - 32a ( + ) after restriction digest. then the recombinant plasmid was identified by endonuclease analysis, pcr ampliation and dna sequencing. the report showed that the recombinant plasmid had right open reading frame

    重組質粒經酶切鑒定, pcr鑒定和測序,結果證實豬肺炎支原體黏附因子p97基因的抗原決定簇r1區定向插入了質粒pet - 32a ( + ) ,且閱讀框架正確。
  6. Electrons and protons are forms of ordinary matter, but positrons are antimatter particles

    電子和子構成了普通物,但正電子是反物質粒子。
  7. Methods : an artificial gene for fl extracellular domain cdna was synthesized by using favored genetic codons of pichia pastroris. by inserting human fl extracellular domain cdna coding 156 amino acid resi dues into pichia pastoris expression vector ppic9k containing aox1 promoter and the sequences of alpha secreting signal peptides, a recombinant expression plasmid ppic9k - fl was constructed, and integrated into the alcohol oxidase region of the host genome

    為了提高外源基因的表達量,我們根據畢赤氏酵母偏愛密碼子人工合成了編碼fl胞外區156個氨基酸的cdna序列,目的序列被定向克隆到酵母分泌型表達載體ppic9k質粒上,構建ppic9k - fl表達質粒
  8. Study of the expression of exogenous augmenter of liver regeneration recombinant plasmid in liver tissue of rat

    外源性肝再生增強因子重組質粒在大鼠肝組織中的表達研究
  9. Obtaining transgenic male sterile tobacco in order to prove that hsp70 antisense cdna can lead to male sterility, with plasmid 3301 + 650, 3301 + 651 we transformed 207 aspetic tobacco leaves by genegun bombarding and agrobacterium mediation ( 109 by genegun bombarding, 98 by agrobacterium ). by cultivating them in blotting media containing basta 0. 4 mg / 1, we get 181 resistant leaves ( 98 by genegun bombarding, 88 by agrobacterium mediating )

    獲得轉基因雄性不育煙草為了證實hsp70反義cdna能創造雄性不育,我們將3301 + 650和3301 + 651質粒用基因槍和農桿菌介導法轉化煙草無菌發芽的葉片,共207片(基因槍109片,農桿菌98片) 。在含basta0 . 4mg l的篩選培養基上進行篩選,得到抗性葉片181片(基因槍93片,農桿菌88片) 。
  10. Protective immunity to schistosoma japonicum elicited by co - immunization of cathepsin b dna vaccine with eukaryotic plasmid encoding il

    4真核表達質粒聯合免疫誘導小鼠保護性的研究
  11. In this study, iltv - nm98a strain and iltv - wanggang strain were multiplied in chorioallantois. a pair of primers were devised according to the nucleic acid sequence of iltv tk gene and the dna of multiplied virus was used as pattern to amplify the gene of tk by polymerase chain reaction ( pcr ). the product of pcr was linked with suitable plasmid. then, the recombined plasmid was converted to escherichia coli. the converted escherichia coli

    根據已發表的iltvtk基因的核苷酸序列設計一對pcr引物,以增殖的兩株iltv的dna為模板,分別對它們的tk基因進行pcr擴增。將回收的pcr產物連接到適當的質粒載體上,轉化感受態大腸桿菌,通過篩選對iltvtk基因的陽性克隆進行擴增培養。
  12. Using enterobacter cloacae b8, the mutated strains b8b and b8f, and the recombinant clones pb and pf, we try to sequence the antagonistic - related genes of enterobacter cloacae b8 by subcloning and genome primering system. the acquired sequences were analyzed with blast program to find any homology to sequences deposited in genebank

    以廣譜拮抗菌陰溝腸桿菌b8菌株和拮抗活性缺失菌株b8b 、 b8f及從b8b和b8f二菌株克隆獲得的重組質粒pb 、 pf為基礎,對陰溝腸桿菌b8菌株拮抗相關的b和f基因片段進行序列分析。
  13. Degenerate oligonucleotides to highly conserved regions of cucumis melo 1 - aminocyclopropane - 1 - carboxylic acid ( acc ) oxidase gene were used to prime the amplification of fragment of 128bp by ploymerase chain reaction ( pcr ) in samples of genomic dna from fruit of cucumis melo l. cv hetao flesh, which was cloned into plasmid vector pmd - 18 - t. the clon of antisense orientation were selected, and it was inserted downstream of camv35s promoter and enhancer " " of tmv into the plant expression vector pbinyxw, antisence expression vector pbinya was constructed. at the base that pollination and fertilization of cucumis melo l. cv hetao was studied, using pollen tube pathway transformate cucumis melo l. cv hetao, 76 fruit had been obtained, moreover, hardness and content of sugar were analysed

    本實驗以河套蜜瓜果肉基因組dna為模板,用甜瓜acc氧化酶基因特異寡核苷酸鏈為引物進行pcr擴增,得到128bp的擴增產物。將得到的擴增產物克隆到質粒載體pmd - 18 - t上,篩選反向克隆,然後將其反向構建到植物表達載體pbinyxw的camv35s啟動子和tmv增強子「 」的下游,構建成反義表達載體pbinya 。並在對河套蜜瓜授粉受精生物學研究的基礎上,通過花粉管通道法轉化河套蜜瓜,共獲76顆瓜,並進行了硬度和含糖量的分析。
  14. The fusion protein was bactericidal active against staphylococcus aureus. in present study, we will truncate the none channel - forming do main, then attach the agrd to the pore - forming region ( k544 - i626 ) to construct a new engineered multidqmain protein machine - compact engineered peptide targeting staphylococcus aureus. such engineered peptide was constructed by linking the gene of staphylococcal agrd pheromone with the gene of c - terminal ( 1626 ) of colicin la pore - forming region ( k544 - i626 ) with site - directed mutation

    利用點突變方法將金黃色葡萄球菌信息素agrd ( i型, ystcdfim )的基因引入到大腸菌素fa梭基端1626基因上,並將限制性內切酶sacl酶切位點基因分別引入到大腸菌素fa的p4和k544上,通過酶切、膠回收、連接獲得含大腸菌素ia水性孔道結構域和金黃色葡萄球菌信息素agrd基因的重組質粒
  15. The creation of material particles requires energy.

    質粒子的產生需要能量。
  16. A small cryptical plasmid pefr was isolated from enterococcus faecium strain df101. the complete sequence analysis of the plasmid show that it consists of 3176 bps, which contains four putative orfs. orf1 encodes a putative protein and is highly similar to repa which functions in replication

    從屎腸球菌df101菌株中分離到隱秘的小質粒pefr ,全序列分析顯示質粒pefr由3176bp組成,編碼四個推定的orf , orf1編碼的一個推定的蛋白和復制有關的repa有很高的相似性。
  17. Dna sequence analysis indicated that tn5gusa5 is prone to insert into low gc content regions ; guanine is a preferential base at the first place and cytosine at the last site of target sequence

    質粒上tn5gusa5也傾向于插入低gc含量區;堿基g和c分別在靶序列的首位和末尾出現的幾率高。
  18. The study results of this paper can serve the two scientific subjects of our teaching and research group as basic data calculation and elementary exploration. the two subjects are : constructing high activity - amylase genes by dna shuffling technology and studying on the evolution in vitro by mutational pcr ( with 5 - br - dutp as substitute partly ) and dna shuffling technology. - amylase ( ec 3. 2. 1. 1 ; 1, 4 - a - d - glucanohydrolase ) can catalyzes the hydrolysis of - 1, 4 - glycosidic bonds of starch from middle and liberates - maltose, - glucose and - limit dextrin stepwise

    本試驗根據genbank已公布的黃單胞菌-澱粉酶基因的核苷酸序列由引物設計軟體premierprimer5 . 0輔助設計了一對引物( primer & primer ) ,以pbluescript ks +和puc18 / puc19質粒為載體,用常規的pcr方法從xanthomonascampestrispv . malvacearum ( smith ) dye等七株黃單胞菌( xanthomomasspp . )的基因組dna中克隆得到8個基因片段,分別命名為zhyf001 zhyf008 。
  19. A double - strand cdna fragment of dh ( diapause hormone ) gene was obtained from kt - pcr amplification. the fragment was digested by two restriction enzyme nde 1 / ecor 1 and then was joined with pet - 30a ( + ) plasmid which was digested by nde 1 / ecor 1 too. then the outcome was transformed into escherichia coli bl21

    Pcr產物經nde / ecor雙酶切后,與同樣雙酶切的pet - 30a ( + )質粒連接並轉化至大腸桿菌( escherichiacoli ) bl21中,經檢測篩選,成功得到陽性克隆。
  20. Based on the effect of divalent metal ions and chelator edta on the activity, the enzyme is metal - dependent only

    該酶是金屬依賴型d -海因酶。重組質粒ghd - yz26在e
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