specific expression 中文意思是什麼

specific expression 解釋
特有表達式
  • specific : adj 1 特殊的；特有的；特定的，專門的。2 明確的，具體的。3 【生物學】種的；【細菌】專性的。4 【醫...
  • expression : n 1 表現，表示，表達。2 詞句；語句，措辭，說法。3 表情，臉色，態度；腔調，聲調。4 【數學】式，符...
  1. We hope that our study will provide us with more comprehensive knowledge of the mechanisms of immune regulation and the roles that dc and complement play in innate and acquired immunity, as well as to lay a foundation for further exploration of the roles dc play in antigen - specific immune responses and immune tolerance from a new perspective. part i expression of complement receptors and complement - associated molecules on dendritic cells derived from distinct - origin at different stages of development two subsets of dendritic cells were generated from precursor cells isolated by means of magnetic cell separation system

    曰補體受體及其相關分子在modc上的表達不同分化階段的單核細胞衍生性dc （ monocytes一deriveddc ， modc ）的誘導:將新鮮分離的單核細胞mo ，在含有gm一csf和工l一4培養體系中誘導5一7d ，即分化為未成熟modc ;對培養至sd的未成熟modc ，用tnfa刺激zd ，即分化為成熟modc ;此時再用lps刺激24h ，即為活化的modc 。
  2. Beatify is the highest state with people pursue. because it makes people ' s body and mind at ease, joyful spirit. the beauty of teacher ' s spoken language without exception, the specific functions give expression to the following several aspects : ( idemonstration function

    三、教師口語的美育功能美是人們追求的最高境界，因為它能使人身心舒暢，精神愉快，教師口語的美也不例外，具體功能體現在以下幾個方面： （一）示範功能； （二）啟智功能； （三）養性功能。
  3. The global regulator csra of e. coli is a specific mrna - binding protein. csra negatively regulates several metabolic pathways that are induced post - exponentially, including glycogen biosynthesis, gluconeogenesis, and glycogen catabolism ; positively controls gene expression within the glycolytic pathway ; and also csra modulates the levels of enzymes that participate directly in pep metabolism

    Csra是整體調控網路的調控基因，可負調控指數生長後期誘導的一些代謝途徑，包括糖原的生物合成、糖原的分解代謝、糖異生，而對糖酵解的一些重要基因的表達則執行正調控功能， csra也調控直接參與pep代謝的三個酶的活性水平。
  4. The target gene was then subcloned into plasmid vector and induced by iptg for its expression. after that, the recombinant protein was purified and used for the identification and characterization of its immunogenicity. the effect of the induced specific ige antibody on the hepatic granuloma formation and fibrosis after challenge infection with schistosome cercariae was evaluated

    Niptg誘導表達，產物沉澱中於約45kda處顯見高合蛋白表達帶， westernblot分析表明，該蛋白帶可被篩庫血清中特異性lge抗體識別；而載體本身表達的26gst蛋白帶則否。
  5. Chemotaxis mediated by chemokine receptors, such as cxcr4, play a key role in lymphocyte homing and hematopoiesis as well as in breast cancer metastasis. we have previously demonstrated that ? - arrestin2 functions to attenuate cxcr4 - meidated g protein activation and to enhance cxcr4 internalization. here we further show that expression of ( - arrestin2 in both hela and hek293 cells significantly enhanced the chemotactic efficacy of stromal - cell derived factor 1 ( ( sdf - 1 ( ), the specific agonist of cxcr4

    - arrestin2是趨化因子受體的一種重要的調節蛋白，本研究工作發現在hek - 293或hela細胞中升高- arrestin2的表達水平會顯著增強cxcr4介導的趨化作用，反之當- arrestin2的表達被它的反義核苷酸或rnai所抑制， cxcr4介導的趨化作用則被明顯抑制。
  6. Construction of neuron specific expression vector for human noggin gene

    基因神經細胞特異性表達載體的構建
  7. The deleted mutant pap gene was also cloned into yeast secreted expression ppic9k vector to form ppic9k ~ 3, then the vector was transferred into pachia pastoris gs115 strain. the specific expression protein was secreted into the medium after inducing with methanol and the protein amount reached about 50 - 60 u g per millilitre measured by uv - absorbed methods in the supernatant of the medium via high density fermentation. sds - page results showed that there was one protein band in the gel which molecular weight was about 34ku

    將缺失型pap基因克隆于酵母分泌型表達載體ppicgk構成重組載體，然後導入畢赤酵母（ p8chianastoris ）菌株gslls細胞中，在甲醇的誘導下，經過酵母高密度發酵進行pap的表達，經sds page分析，結果表明，在培養基上清液中含有一明顯的特異性蛋臼條帶，大小為34ku ，經western blotting分析，該蛋白與法國pap抗血清有特異性反應，體外活性檢測表明該蛋白對tmv的侵染性具有高度的抑制性，說明該pap基因在畢赤酵母gs中也得到了正確表達。
  8. We clone a 1. 3kb promoter sequence of the homologous gene in arabidopsis by pcr. this promoter is shown to direct the specific expression of the reporter gene, b - glucuronidase ( gus ), in trichomes of arabidopsis. promoter deletion analysis reveal that the region from - 300 - - 1 bp is sufficient to direct trichome - specific expression

    對其進行缺失突變，構建5個缺失表達載體轉基因擬南芥，葉片gus定量測定分析表明- 300bp ? - 1bp序列就可以指導gus基因在表皮毛細胞中特異表達，說明這段序列可能含有指導此啟動子在擬南芥表皮毛細胞進行特異表達的核心序列。
  9. However, the cloned promoter had 18 substitution at 18 sites, 22 deletions at 18 sites and 3 insertion at 3 sites between sites 0 - - - 1273 bp which was reported to control temporal - spatial specific expression, and 3 substitution at 3 sites, 6 deletions at 6 sites between - 1095 bp and - 1273 bp, the key functional sequence area, in comparing with known osg6b

    但是與報道的osg6b比較，在決定時空特異性的0 - 1273bp功能區域內，有18處出現18堿基替換， 18處出現22堿基缺失， 3處出現3堿基插入；在核心功能序列區域（ - 1095bp - 1273bp ）內，有3處出現3堿基替換， 6處出現6堿基缺失。
  10. Construction of male sterility expression vector by integration of artificial sense and antisense cdnas of hsp70 into puc18 and puc19 respectively, we can obtain psc and pac. tapertal specific expression promoter ta29 and terminator nos are connected directionally with sense and antisense cdnas of hsp70 extrected and purified from psc and pac., then integrated into puc18 and puc19, by which we can build sense and antisense cdna nos ( respectively named plasmid 650 and plasmid 651 ) of ta29 - hsp70. for the sake of better screening and examination of transformed gene, we cut plasmid 650, plasmid 651 and 3301 ( containing gusgene bar screening marker gene ) with hindiii and ecor i enzymes, then connect purified fragments of 650and 651 with plasmid 3301 to construct the vector 3301 + 650 and 3301 + 651. corroboration of whether sense and antisense cdna - nos is integrated into plasmid3301 can be made by plate screening and enzye - cutting analysis

    分別將從psc 、 pac回收純化的hsp70正、反義cdna與絨氈層特異表達啟動子ta29及nos終止子定向連接，然後插入到puc18 、 puc19中，構建成花藥特異表達的ta29 - hsp70sensecdna - nos和ta29 - hsp70antisensecdna - nos ，分別稱作650和651質粒。為了更好地對轉化子進行篩選和檢測，用hind和ecor分別對650 、 651及3301質粒（含gus報告基因和bar篩選標記基因）進行酶切，將從650和651回收純化的目的片段與3301質粒進行連接，再對重組子進行平板篩選和酶切分析確定ta29 - hsp70sensecdna - nos和ta29 - hsp70antisensecdna - nos插入到3301質粒中，構建成3301 + 650和3301 + 651表達載體。
  11. According to the proposal, nutrition labels must comply with specific expression format for nutrients. the most basic expression format is in absolute amount ( in kilocaloriesmetric unit ) per 100 g of food

    根據建議，營養標簽須符合特定營養素含量標示方式，最基本方式是以每100克食物所含熱量或營養素的絕對量（以千卡公制單位計）來標示。
  12. By analyzing the specific expression of technical charactrs of pop music, this paper reveals the inner relation of mutual fusion and mutual infiltration between modern science and technology and pop music in the process of the development of modern papular music

    摘要通過分析通俗音樂中技術性特徵的具體表現，揭示了通俗音樂在發展過程中與現代科技相互融合、相互滲透的內在關系，以及二者間相互作用的規律。
  13. They cannot naturally produce essential fatty acids - beneficial nutrients found mainly in plant and fish oil, so they must rely on a dietary supply. here we want to establish transgenic mice carry a tissue - specific expression gossypium hirsutum - 6 fatty acid desaturase ( fad2 ) gene which can add a double bond into an monosaturated fatty - acid hydrocarbon chain and convert oleic acid to linoleic

    本試驗試圖構建一個肌肉組織特性的- 6脂肪酸去飽和酶（脫氫酶）真核表達載體，通過原核顯微注射法把棉花的- 6脂肪酸去飽和酶導入到小鼠體內，以小鼠為動物模型，建立動物體內的必需脂肪酸合成代謝通路。
  14. According to the proposal, nutrition labels must comply with specific expression format for nutrients

    根據建議，營養標簽須符合特定營養素含量標示方式，最基本方式是以每
  15. Maize sbe2b gene has very high homology with that of rice, barly and wheat, and high alignment with maize ae gene with sequence no. l08065. 1. endosperm specific expression vector pebe2 was constructed

    構建了無選擇標記的sbe2b基因的表達載體，該質粒大小為6 . 06kb ，含有胚乳特異啟動子，在該啟動子的內部含有一個內含子，可在植物組織特異部位進行表達。
  16. A further analysis using human embryonic tissues ( 18 - 23 weeks ) showed a development - specific expression pattern in heart, skeletal muscle, liver, lung, kidney, and brain

    Northernbolt分析表明該基因在人類早期胚胎的各個組織中普遍表達，在肺和肝中的表達水平最強。
  17. A further analysis using human embryonic tissues ( 16 to 24 weeks ) showed a development - specific expression pattern in heart, skeletal muscle, liver, lung, kidney and brain suggesting a role for these genes in embryonic development

    胚胎組織（ 16周- 24周）的northern雜交結果表明隨著發育階段的不同，以上四個基因在心臟，骨骼肌，肝，肺，腎和大腦中的表達量有一定的變化，這說明它們在胚胎發育過程中起著一定的作用。
  18. Histochemical gus assay showed that the gus staining was observed only in the mature pollen and germination pollen tube. there is no detectable gus activity in other floral organs, leaves and stems. these results suggested that st901 is a novel pollen - specific gene and the 288bp promoter fragment ( - 297 ? xfrom the translation start codon atg ) is sufficient for pollen - specific expression and os - element regulatory of st901 promoter was possibly concentrated in the region - 297 to - 9

    通過對gus酶活性的組織化學定位分析，表明， st901基因啟動子驅動gus基因特異地在成熟花粉和花粉管中表達， st901基因具有花粉表達特性；且288bp （ - 297至- 9 ） （ atg定為+ 1 ）的啟動子區段足以驅動gus基因在花粉中的特異表達， st901基因啟動子的花粉順式表達元件可能位於- 297至- 9之間。
  19. Cloning and sequencing of cucumis melo fruit - specific expression cucumisin gene promoter region

    甜瓜果實特異性表達黃瓜素基因啟動子區的克隆和序列分析
  20. Inserting the anther box into a given area of the chemical - inducible promoter resulted an anther - specific expression of gus upon the induction of chemical inducers, such as bth. 4

    在克隆的化學誘導啟動子中適當位點插入花藥盒可以使誘導應答集中於花藥，從而使天然的化學誘導性啟動子變成人工花藥特異性啟動子。
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