生化突變體 的英文怎麼說

中文拼音 [shēnghuàtūbiàntǐ]
生化突變體 英文
biochemical mutant
  • 生 : Ⅰ動詞1 （生育; 生殖） give birth to; bear 2 （出生） be born 3 （生長） grow 4 （生存; 活） live;...
  • 突 : Ⅰ動詞1 （猛沖） dash forward; shoot out 2 （高於周圍） protrude; bulgeⅡ副詞（突然） abruptly; sud...
  • 體 : 體構詞成分。
  • 生化 : biochemistry
  1. This paper put forward the optimized methods include reconstructing the characteristic curve by reasonable use of the adjust tools and analyse tools of the modeling software, admeasuring the automotive model surface correctly, simulating the breaking surface and creating the surface in the right turns which is good for modeling a smooth and exactitude surface. at last, after the correct analysis of the factors which are effect to the surface construction, a smooth and exactitude surface of the similar diamond concept car has been constructed by using the right optimize method

    本文通過合理利用反求軟體中的造型工具和分析工具，正確劃分反求模型的造型區域，使用正確的曲面造型方法，對反求曲面的特徵網格線進行二次優化，並對突變曲面進行擬合再生成處理及建立合理的曲面生成順序等方法，最終獲得了仿型度和光順度都很高的反求曲面。
  2. In this study, we found that the activity of cytochrome oxidase in sos2 was lower than wild type

    在本研究中我們發現， sos2突變體中細胞色素氧化酶活性與野生型相比降低。
  3. The aglycone, steviol, exhibited greater acute toxicity than stevioside in hamsters but not in rats. steviol was clearly genotoxic after metabolic activation, inducing forward mutations in bacteria and gene mutations and chromosomal aberrations in lung fibroblasts of chinese hamsters

    甜菊醇經過代謝活化后，基因毒性明顯，可引致細菌產生正向突變，以及使中國倉鼠的肺纖維原細胞產生基因突變和染色體變異。
  4. We investigate finer time scale statistical properties of this traffic, including burstiness, periodicity, and synchronization. utilizing the data gathered by our simulator, we compared the results with our prediction, after that, we investigated the root cause of a specific networking traffic pattern, under various network configuration and policies. the importance of our work is not only analyzing the cause of each traffic pattern, but also providing a beneficial formal method for future research

    在實驗結果的分析過程中，我們根據當前流行的網路拓撲建立了模擬路由試驗環境，特別針對lsa的突發性、周期性和同步流量的時域特徵進行了觀察，不僅探究了三種重要lsa流量的發生機理以及這些流量的變化對整體路由效率的影響，比對了我們的預測與最終的實驗結果，深入研究了統計圖表裡各種異常情況的成因和路由協議採用不同演算法和策略以後對整體路由環境的影響。
  5. However, genetic improvement by in vitro culture in mustard ( brassica juncea coss. ), especially in chinese mustard, is restricted by the poor frequency of shoot regeneration, and no regeneration system is established yet

    芥菜類作物（尤其是中國芥菜）再生率偏低，在遺傳轉化、突變體篩選等方面尚未形成一個高效穩定的再生體系，從而制約了離體條件下遺傳改良的進程。
  6. The morphological, physiological, biochemical and genetic diversities between bacillus thuringiensis wild - type strain ybt - 1463 and its plasmid - free mutant bmb171 was comparatively studied. it showed that the plasmid - free mutant strain bmb171 lost the ability to form the parasporal crystal, but there was on obvious diversities were observed on the sensitivity to 10 antibiotics, the utilization of 19 carbon sources and 12 nitrogen sources, as well as the growth properties between ybt - 1463 and bmb171, whereas the electro - transformation frequencies of bmb171 were much higher than those of ybt - 1463, respectively with 5 exogenous plasmids as the donor dnas

    對出發菌株ybt - 1463和其無質粒突變株bmb171的部分形態、生理生化和遺傳學特性進行的比較研究的結果表明，突變株bmb171不形成伴胞晶體，但在個體形態與菌落特徵、對紅黴素等10種抗生素的敏感性、對葡萄糖等19種碳源和谷氨酸等12種氮源的利用能力及生長性能與出發菌株ybt - 1463無明顯差異。
  7. The moral predicament during the transformational period of the society is prominently manifested in the loss of the standard for moral evaluation, the confusion of value - orientation, the overflow of immoralism, the weakening of morality - regulating mechanism of the society, and the distortion of moral education, etc. these predicaments seriously hinder the development of socialist material and spiritual civilizations, and its appearance is inseperable from the specific social and historical circumstances of the transformational period ; meanwhile, the negative effect resulting from the initially established market economy, cultural changes, cultural mingling and conflict, and the choice of moral subject all contribute to the moral crisis of china presently

    社會轉型期道德困境突出表現為道德評價失范、價值取向紊亂、非道德主義泛濫、社會道德控制機制弱化和道德教育扭曲變形等幾個方面。這些困境，嚴重妨礙著社會主義物質文明和精神文明的發展，它的產生，和轉型期這個特定的社會歷史條件是分不開的；同時，我國初步建立市場經濟所帶來的負效應，文化的變遷、文化的交融與沖突及道德主體自身的選擇也是導致當前中國社會道德危機的重要原因。
  8. Accordingly, ers2 - 1 is still able to confer ethylene insensitivity via a single receptor gene ers1 in the quadruple mutant, but at a highly reduced level compared to its function in the triple mutants. the major difference between the quadruple and triple mutants is the absence of a wild - type ers2 gene in the quadruple mutant, and we propose that the dominance conferred by ers2 - 1 can be mediated and amplified via the wild - type ers2 to the subfamily i receptor ers1

    三突變體的遺傳背景與四突變體相比，只是在三突變體中保留了ers2的野生型基因，而當這個野生型的ers2基因突變后，對乙烯不敏感的ers2 - 1基因的功能便減弱了，說明顯性基因ers2 - 1在etr1 - 7 ； err2 - 3 ； ein4 - 4三突變體中的功能可以經由活化ers2后再傳給ers1 ，而不僅僅是直接傳給ers1 。
  9. The future characterization and genetic analysis for candidate mutant were carried out and find that some candidate mutant ( such as roi30 doil - 1 doi0311131 ) have good phenotype by drought h2o2 aba - stressed treatment. at the same time we also observe the development of candidate mutant at different growth stages carefully. many modal difference between mutant an d wild type at the same period were found, such as more rosette layering fatty and big in leaves, advancment or delay for the flower period, rosettes living in the main stem, shorten in figure, the amount of seed little, sterilization etc. these physiological and modal changes may reflect with maladjustment in expressions of some gene and confusion on their inner control, . we will futher study concrete and detailed function mechanism

    我們對這些擬南芥侯選突變體進行進一步的鑒定和遺傳學分析，發現ro口口、 doil 、 doi口jlll3i等潛在突變株對aba 、過氧化氫及早脅迫有明顯表型，同時對潛在突變體的生長發育進行了詳細的觀察，發現多數潛在突變株與同條件下野生型比出現了許多明顯的形態改變，如:蓮座基葉增多、分層、肥大，花期提前或延遲，主莖生輪座，株型矮化，產籽量少，不育，敗育等，這些生理和形態上的差異很可能反映了它們內部某些基因的表達受到了影響、代謝調控發生了紊亂，具體和詳細的作用機制還需要進一步的研究。
  10. Abstract : plant responses to salt stress via a complex mechanism, including sensing and transducing the stress signal, activating the transcription factors and the corresponding metabolizing genes. since the whole mechanism is still unclear, this review emphasize the biochemical events during the plant adaptation to salt stress referring to an index of importance : the homeostasis in cytoplasm, the biosynthesis of osmolytes and the transport of water. most of these biochemical events were elucidated by study of halophyte and salt - sensitive mutations, also many important genes involved were cloned and used to generate stress - tolerance phenotypes in transgenic plants. on the other hand, about the molecular mechanism in signal transduction, the research of arabidopsis mutations and yeast functional complementation provided helpful traces but not full pathway

    摘要植物對鹽脅迫的耐受反應是個復雜的過程，在分子水平上它包括對外界鹽信號的感應和傳遞，特異轉錄因子的激活和下游控制生理生化應答的效應基因的表達.在生化應答中，本文著重討論負責維持和重建離子平衡的膜轉運蛋白、滲調劑的生物合成和功能及水分控制.這些生理生化應答最終使得液泡中離子濃度升高和滲調劑在胞質中積累.近年來，通過對各種鹽生植物或鹽敏感突變株的研究，闡明了許多鹽應答的離子轉運途徑、水通道和物種特異的滲調劑代謝途徑，克隆了其相關基因並能在轉基因淡水植物中產生耐鹽表型;另一方面，在擬南芥突變體及利用酵母鹽敏感突變株功能互補篩選得到一些編碼信號傳遞蛋白的基因，這些都有助於闡明植物鹽脅迫應答的分子機制。
  11. My research will involve genetic and molecular characterization of arabidopsis mutants that are altered in response to environmental stimuli

    主要研究內容是利用擬南芥突變體研究植物感受環境脅迫信號過程中所發生的遺傳和分子特性的變化。
  12. Fourthly, we detected the mitogen activity of sed mutants and found that the mitogen activity of mutant sedn23a, sedn23a / h26r and sedp45a decreased significantly

    由於隨機突變的發生，我們還構建了sedn23aih26r雙突變體。並對突變體蛋白進行分析和純化，獲得了可用於后續功能實驗的sed突變體。
  13. Firstly we maked sure method of isolating arabidopsisis mutant by thermal imagings in many ways on trial, optimize conditions for isolation, and confirm the good period of seedlings and fine density for isolation, select correct isolating pressure ( drought and h2o2 ) that is fit for isolate mutant. secondly we obtain an ml population derived from 0. 4 % ethyl methanesulfonate ( ems ) - mutagenized wild type arabidopsis thaliana

    本實驗首先是對利用遠紅外成像技術篩選擬南芥突變體方法的可行性進行多方面的試驗，優化篩選條件、確定篩選所需幼苗的生長時間、種植密度，界定用於篩選所需的脅迫（過氧化氫和乾旱）選擇壓力。
  14. 4. the wild tomato and nr mutant fruit discs treated with wound, nacl and peg to detect expression changes of le - acs gene family. the experiment showed that during the ethylene production under stress conditions, the le - acs2 gene expression maintained at a high level, different from system i ethylene production transition to system ii. this suggested that stress conditions changed the regulatory mechanism of le - acs2

    傷、 nacl 、 peg處理普通型番茄和nr突變體番茄的組織圓片研究le - acs基因家族的表達變化，結果表明：在脅迫乙烯生成過程中， le - acs2一直呈高水平表達，不存在如同系統向系統乙烯的轉化中le - acs基因家族的表達過渡，因此，脅迫條件下le - acs2基因的轉錄調控機制發生改變。
  15. In order to establish the genetic transformation system of saussurea medusa maxism by agrobacterium rhizogenes, some work were done. the main results were following : 1 establishment of regeneration systems two systems of regeneration from saussurea medusa maxim were established without cold treatment. the somatic embryos were induced from callus cultured in mise for 35 days. the shoots were induced from cotyledon after cultured in misc 20 days, and from leave which were cultured in misl. the experiment showed that the carbon and glycine in the medium could help to increase the regeneration rate to 95 %

    為篩選水母雪蓮代謝突變體和轉基因研究奠定了一定的基礎，陳亞瓊： m質粒介導水母雪蓮的遺傳轉化及毛狀根中決刪合成的調節p義摘要也為研究類黃酮代謝途徑的關鍵酶基因的轉化、高效表達及作用機理提供了理想的實驗體系。主要的實驗結果如下： 1水母雪蓮高頻再生體系的建立通過體細胞胚胎發生途徑和器官發生途徑，水母雪蓮（ squssureamedusamaxim ）可以在常溫下獲得再生植株。
  16. To confirm the efficiency of activation tagging, the model and activation of gus expression, which was driven by actin - gb promoter in rice, were tested and the result revealed that actin - gb promoter was a constitutive and strong promoter in rice. additionally, different rice mutants were obtained during generation of rice mutant population, such as partial - sterility plant, most - sterility plant, complete sterile plant and so on

    此外，在水稻突變體庫建立的過程中，還得到了各種不同的突變體，如不同程度的不育突變體、穗形和粒形發生變化的突變體等，這說明了我們的t - dna作為插入標簽是可以有效地誘導水稻基因產生突變的。
  17. And the fusion protein could been purified quickly by thiobond ? resin. this was key step to produce cmiv largely by fermentation. meanwhile, the structure of the mutation ii of cmiv showed a new way to design peptide of cecropin which have the targeting sequence to tumor cell

    以上研究的意義： 1 、初步解決了抗菌肽cmiv突變體在大腸桿菌中高效可溶性表達的問題，為進一步大量生產cmiv基因突變體打下基礎； 2 、為進一步設計具有特異導向性的抗菌抗腫瘤cmiv突變體基因和表達以及以後進行動植物轉化打下基礎。
  18. Study on the preliminary purification and bioactivity of recombinant human tnf - mutein

    突變體471蛋白的初步純化及生物學活性
  19. In addition, whether and how the bl receptor photl regulate ca2 + - channels in the pm has not been investigated. in present study we aimed to identify ca2 + channels involved in bl signaling cascade. the patch clamp technique was applied to record the channels on the hypocotyl protoplasma of wild type and photoreceptor mutant of arabidopsis thaliana

    採用膜片鉗技術在擬南芥下胚軸原生質體質膜上記錄並鑒定到一種超極化激活的鈣離子通透性通道，對其特性分析發現photl - 5突變體與野生型擬南芥的質膜鈣離子通透性通道電流有顯著差異，該差異可能是二者對胞外鈣表現不同反應的原因。
  20. The mutant pel - d92l was expressed in pichia pastoris gs115, sds - page detection showed that the expression product pel - d92l - gs is different from pel - gs, and its " yield decreased dramatically, the themostability of pel - d92l - gs is also different from the pel - gs, but their optimum temperatures are same. 3. directed evolution of pel through random mutagenesis mutagenesis pcr carried out in error - prone conditions was used on the vector psk - pel, using the oligos " beginning " and " end ", homologous to the 5 ' and to the 3 " ends of the gene of pel respectively

    三、 pel基因的隨機誘變用易錯pcr方法對pel基因進行隨機誘變， pcr產物與ppic3 . 5k連接，轉化大腸桿菌，獲得的混合質粒電轉化畢赤酵母gs115 ， omm平板篩選適于低溫或對熱穩定的重組子，篩選獲得一株最活反應溫度、熱穩定性、發酵酶活均有提高的突變體pel - ep5 - gs ，其最活反應溫度為45 ，比野生型高出5 ； 40處理30min殘留活性為56 ，大大高於野生型的6 ；初始ph7 . 3528條件下培養72h ，發酵上清酶活為325u / ml 。
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