control gene 中文意思是什麼

control gene 解釋
第基因
  • control : n 1 支配,管理,管制,統制,控制;監督。2 抑制(力);壓制,節制,拘束;【農業】防治。3 檢查;核...
  • gene : n. 【生物學】基因。 dominant gene顯性基因。
  1. In recent years, the outbreak of nd appear some new characters, it is reported that the amount of immunity defeat on nd increased, even chicks with high hi titer can be infected by ndv virulent strain. the gene - engineering vaccine is badly needed to control nd outbreak. so newcastle disease virus strain b95, a naturally avirulent and heat stable strain, was introduced from australia

    新城疫是國際獸疫局公布的16種烈性傳染病之一。近年來,新城疫的爆發出現了許多新特點,免疫失敗報道增多,甚至抗體水平較高的雞群也發病。為控制新城疫的爆發,急需研製基因工程苗。
  2. These confirmed the successful transformation of the a78 - 3 and a78 - 4 on selection medium containing basta. microarray on membranes were fabricated from a set of 384 pinus taeda genes ( cdnas ) related to lignin synthesis, adaptation or primary metabolism for examination of gene expression in the sublines. the results showed : ( 1 ) the correlation coefficients between the transgenic sublines a78 - 3 and a78 - 4 and the untransformed control a95 : 88 : 22 were 0. 8028 - 0. 9028, while those of a78 - 5 are 0. 8897 - 0. 9302

    選擇384個與木質素生物合成及植物生理代謝和環境適應性有關的基因或cdna片段構建尼龍晶元膜,並對轉基因細胞亞系a78 - 3 、 a78 - 4和a78 - 5和對照亞系a95 : 88 : 22等培養再生植株進行基因表達的微陣列檢測,結果表明: ( 1 )三個亞系與對照之間的pearson相關系數分別為0 . 8607 、 0 . 7975和0 . 9630 。
  3. Two captive populations could n ' t be defined as separate evolutionary significant units ( esus ) because of lacking of genetic divergence between them, and should be considered as a single esu in the conservation of the species. by comparing the sequences of control region of mitochondrial dna from three species of crocodiles, it is revealed that the smallest genetic diversity exists between alligator sinensis and alligator mississipiensis. a portion of mitochondrial nd4 and cytochrome b gene of 3 species of crocodilian was sequenced

    百年來關于揚子鱷的分類地位存在著很多爭議,本文利用測得的揚子鱷( alligatorsinensis ) 、暹羅鱷( crocodlylussiamensis )和灣鱷( crocodylusporosus )的mtdnand4和cytb基因序列,以及從genbank中獲得密西西比鱷、凱門鱷和海龜( cheloniamydas )的nd4基因和cytb基因相應片段,構建以海龜為外群的系統進化樹。
  4. Dec. 15, 2002, 30 : 5529 - 5538. 12 dixon d a, kaplan c d, mcintyre t m et al. post - transcriptional control of cyclooxygenase - 2 gene expression

    隨著技術的不斷進步,我們相信結合基因轉錄產物量和mrna降解率可以更好地描述轉錄調節。
  5. Dr casanova thinks hse is the first example of a disease that was thought to be purely infectious but which has turned out to be purely monogenic ? that is, under the control of a single gene

    與適應性免疫相反,先天免疫與生俱來的,而非後天由於人們接觸致病菌而形成抗體所獲得的。
  6. Operon is a unit of bacterial gene expression and regulation, including structural genes and cis - acting control elements in dna recognized by regulator gene product ( s )

    控制某一代謝途徑的相關基因,緊密連鎖地排列在一起,受同一操縱子控制。
  7. Using the hprt gene as a positive control, our result suggested that both the testis tissue and the male embryos from which sry transcription can be detected failed to yield any positive results of xist. female embryos at the pronucleus stage and 2 - cell failed to produce any positive result of sry and xist too. while since the 4 - cells period, xist is constantly transcribed until blastocyst stages

    然後利用實驗一確定的pcr條件,以hprt為陽性對照,用巢式rt - pcr對小鼠早期胚胎進行xist基因的轉錄分析,結果發現,轉錄sry基因的睪丸組織以及雄性胚胎,從受精卵發育到囊胚的過程中,基本上不轉錄xist基因;不轉錄sry基因的雌性卵母細胞和雌性胚胎,從出現原核開始,到發育至2 -細胞期的過程中, xist基因一直不轉錄,但是,從4 -細胞期開始,一直到孵化前囊胚階段,雌性胚胎都轉錄xist基因。
  8. After that, introducing weight gene, syncretized pid and fuzzy control ’ s outputs by adding weight. at last, the result of fusion was output to object controlled

    之後引入加權因子,採用加權的方法將pid和模糊控制各自的輸出進行融合,將融合的結果最後輸出到被控對象上。
  9. In study of the submarine movement in deep sea a new approach with fuzzy sliding - mode control and double - gene genetic algorithm is proposed for designing combined maneuvering control system of submarines. simulation results showed that the approach not only remains robustness of sliding - mode control, but also avoids thq effect of chattering phenomenon, possess better performance of the system

    在研究潛艇在深海航行的操縱控制中,首次提出了具有雙基因遺傳演算法的模糊滑模控制器的新方法,模擬結果表明了該方法不僅避免了抖振的影響,而且具有很好的系統性能。
  10. Chemically inducible systems that control expression of native gene or transgene in plant have potential applications in gene function determination and genetic engineering

    調控基因表達的化學誘導系統在基因功能鑒定及植物生物工程方面具有廣泛的應用價值。
  11. Apparently, a mutation in this gene ? or, more probably, in the control system that activates it ? gave rise to volvox

    顯然這個基因的突變,或更可能是激活這個基因的控制機制的突變產生了團藻。
  12. Agobacterium tumefaciens strain a311 carrying the plant tranfer vector pb1121, which contains the neomycin phosphotransferasell gene ( nptll ) and p - glucuronidase reporter gene ( gus ) both under the control of the camv 35s promoter, was used in the establishment of the genetic tranformation of white clover

    選用苗齡4 5天的帶柄子葉作為外植體,先將外植體預培2天,再與根癌農桿菌a311共培養3 4天後,轉入附加有40mg l ~ ( - 1 )卡那黴素和400mg
  13. High stability of ptr102 - derived marking plasmids indicated that novel vector systems based on ptr102 could be constructed for the study on molecular biology and ecology of m. huakuii. 1kb gfp cdna fragment amplified by pcr was cloned into e. coli expression plasmid pet - hc, which was under the control of rna polymerase gene promoter from phage t7 with its own translation initiation codon

    將pcr擴增的1kbgfpcdna片段克隆到大腸桿菌表達載體pet - 11c上,使gfpcdna在帶有lac操縱基因的t7噬菌體rna聚合酶基因啟動子的控制下、以自身的atg作為翻譯起始密碼進行翻譯。
  14. A recent theory of gene control by britten and davidson (1969) gives a possible explanation of such observation.

    最近Britten和Davidson(1969)提出的基因調控學說可能解釋這些觀察的結果。
  15. A recent theory of gene control by britten and davidson ( 1969 ) gives a possible explanation of such observation

    最近britten和davidson ( 1969 )提出的基因調控學說可能解釋這些觀察的結果。
  16. And then the ced - 9 gene was inserted into plant expression vector pbi121 under the control of camv 35s promoter

    在此基礎上再構建重組表達載體pbi - ced9 ,將ced - 9基因置於camv35s啟動子控制之下。
  17. This gene, artificially put under the control of camv 35s, was introduced into tobacco with the aid of agrobacterium, and the transgenic plants obtained were identified by gus staining, pcr and southern blot analysis

    將arge與組成型啟動子camv35s相連,構建植物表達載體,通過農桿菌介導轉化煙草。經過gus染色、 pcr及southern鑒定獲得了轉基因植株。
  18. Based upon the comparison of cyto b gene sequences in 15 deer species downloaded from genbank, a universal primer set l15774 / hsf21 was used as positive control of the template quality, at the meantime, two species specific primer sets df / dr and cf / cr were desgined to identify red deer ( cervus elaphus ), sika deer ( cervus nippori ) and roe deer ( capreolus capreolus ) from other species. a musk deer ( moschus ) specific primer set wf / mr was designed, siberian musk deer ( afoschus moschiferns ) and forest musk desr ( moschus berezovskii ) could be discriminated when restriction endonuclease rsa i was used to cut the pcr products

    經過對來自genbank中的15種鹿類動物的cytob基因序列的比較,用通用引物l15774和hsf21作為模板的質量控制,設計了特異性引物df dr和cf cr來鑒定馬鹿、梅花鹿、狍;設計了麝類特異性引物mf mr ,用限制性內切酶rsa酶切擴增產物來區分原麝和林麝。
  19. Efficacy : verbena essence and oil control gene can effectively absorb redundant oil, purify skin deeply, supply moisture and endow you with fresh, watery and sparkling skin

    功效:蘊含的馬鞭草精油和控油因子,可有效吸取多餘油脂,深層凈化肌膚,補充皮膚水份,讓你擁有澄凈、清新、水靈的明亮肌膚。
  20. In plants, sugars not only function as respiration substrates providing energy and metabolic substances for the growth and development, but can act as signal molecules that control gene expression and developmental processes

    摘要糖不僅作為呼吸底物為植物的生長和發育提供能量和代謝中間產物;而且具有信號的功能,從而調控植物的生長和發育。
分享友人