顯性突變 的英文怎麼說

中文拼音 [xiǎnxìngtūbiàn]
顯性突變 英文
dominance mutation
  • 顯 : Ⅰ形容詞1 （明顯） apparent; obvious; noticeable; evident 2 （有名聲有權勢的） illustrious and inf...
  • 性 : Ⅰ名詞1 （性格） nature; character; disposition 2 （性能; 性質） property; quality 3 （性別） sex ...
  • 突 : Ⅰ動詞1 （猛沖） dash forward; shoot out 2 （高於周圍） protrude; bulgeⅡ副詞（突然） abruptly; sud...
  • 顯性 : [生物學] dominance顯性性狀 dominant character; 顯性修飾因子 dominigene; 顯性遺傳 dominant inheritance
  • 突變 : 1 （突然急劇的變化） sudden change; change suddenly; transilience; accident; saltation; revulsion...
  1. Interestingly, inhibition of p38 mapk activation ( but not erk activation ) by its inhibitors or by expression of a dominant negative mutant of p38 mapk could effectively block the chemotactic effect of ( - arrestin2

    P38mapk上游激酶ask1的顯性失活突變體也可以阻斷- arrestin2對趨化的增強作用。這說明是p38mapk而不是erk信號通路與- arrestin2對趨化的增強作用相關。
  2. Further analysis reveals that expression of ( - arrestin2 strengthened cxcr4 - mediated activation of both p38 mapk and erk and the suppression of ( - arrestin2 expression blocked the activation of two kinases

    進一步的研究發現， - arrestin2可以增強cxcr4介導的erk及p38mapk的激活，但只有p38mapk的特異性抑制劑及顯性失活突變體才可以阻斷- arrestin2對趨化的增強作用。
  3. 3 ) foa ( fluoroorotic acid ) treatment with the dominant negative mutants showed that the dominant negative effects of mutants were caused by the presence of the gpi17 vector, not by another mutation located somewhere in the genome and in a gene involved in the natural resistance against copper

    3 ） foa （ 5 -氟-乳清酸）處理突變體細胞表明，得到的顯性負性突變體不是細胞中銅抗性基因突變的產物，其確為gpi17突變引起。
  4. With systeamine pretreatment decreased yields of dominant lethals were obtained in spermatocytes, spermatids and in spermatozoa.

    用半胱氨預先處理，在精母細胞、精子細胞和精蟲內均可使顯性致死突變值下降。
  5. With cysteamine pre-treatment, decreased yields of dominant lethals were obtained in spermatocytes, spermatids and in spermatozoa.

    用半脘氨預先處理，在精母細胞，精子細胞和精蟲內均可使顯性致死突變值下降。
  6. A strain of the mutant mgxcr1 with a much lower level of cu resistance was selected by ultraviolet mutagenesis from the wild type strain gxcr1

    用紫外誘變法獲得了gxcr1的銅抗性水平明顯降低的一株突變體mgxcr1 。
  7. 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。
  8. The previous studies suggested that the auditory threshold of fmmu albino guinea pigs was lower significantly than that of pigment ones, the anoxia tolerance of fmmu albino guinea pigs was better than that of pigment ones, their immunological function was weaker than that of pigment ones

    目的： fmmu白化豚鼠是從普通花色豚鼠突變種中選育而成的新品系封閉群實驗動物。前人研究結果表明fmmu白化豚鼠的聽覺閾值明顯低於花色豚鼠，缺氧耐受性優于花色豚鼠，免疫功能低於花色豚鼠。
  9. 2 ) the growth curves for different cells show that overexpression of gpil7p has no lethal effect on the yeast cells and only that of the dominant negative mutants can cause cells not grow

    2 ）生長曲線的測定表明，過表達gpi17p對正常酵母細胞不致死，而只有顯性負性突變體的過表達才會導致酵母細胞不能生長。
  10. Dominant negative alleles of gpil7p were produced by random pcr mutagenesis of three conserved fragments of gpi17p : 1 ) having generated the plasmid library which contains 100000 plasmids harboring gpi17 mutants then screened from 8000 clones, we got 25 strong and 3 very strong dominant negative alleles

    對gpi17p可能的三個保守區進行了pcr隨機誘變，並最終獲得顯性負性等位基因： 1 ）組建了gpi17p突變體質粒庫，其所含質粒數約為100000 。
  11. 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。
  12. In video shot segmentation, an improvement to double - threold shot segmentation algorithm is provided, which uses multi - frame sampling technique and can improve the performance significantly on the detection of gradual transition. an abrupt transition detection algorithm is also developed on the basis of the closest pixels matching in spatio - temporal slice, which decreases the false rate and computing strength greatly

    在視頻鏡頭分割方面，提出了一種基於多幀抽樣的雙重比較鏡頭分割演算法，有效地提高了對視頻鏡頭漸變檢測的性能;同時，針對視頻鏡頭突變的檢測，提出了一種基於最近鄰像素匹配的時空切片鏡頭突變檢測演算法，該演算法顯著降低了突變檢測的虛檢率和計算量。
  13. With strong specificity and easy to manipulation, this simple, inexpensive, rapid molecular beacon hybridization technique permits visual monitoring of gene point mutation and snp, which shows better advantage than pcr - sscp. 2

    Mb雜交技術特異性強，簡單快捷，能進行可視性檢測，完全適用於點突變和snp的研究，技術特點明顯優于pcr sscp 。
  14. The dominant allele usually controls the normal form of the gene, while mutations are generally recessive

    顯性基因通常控制基因的一般形式，而突變通常是隱性的。
  15. Analysis of the 5th and 8th exon mutation in presenilin - 1 gene in sporadic alzheimer disease

    散發性阿爾茨海默病早老素1基因第5號和第8號外顯子的突變分析
  16. 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 。
  17. Time - course analysis showed that the frequency of mnng induced nontargeted mutation increased gradually, reached the peak at 12 h after mnng treatment, and then declined

    且突變譜明顯不同於由mnng直接攻擊引起的定標性突變，有其突變好發部位的序列特異性。
  18. An expression vector with fragment 9 in antisense orientation was constructed to block the expression of the relevant gene ( fragment 9 related gene, fnr gene ) in vero cells. interestingly, we found that the nontargeted mutation frequency induced by mnng was increased significantly, implicating that the product of the blocked gene may be involved in the inhibition of nontargeted mutation

    利用反義核酸技術構建含反向插入9號片段的真核細胞表達重組體並轉染細胞，以獲得反義rna阻斷vero細胞中相應基因的表達，發現mn 』 ng誘發的非定標性突變頻率顯著增高，提示被阻斷的相關基因的表達產物可能參與抑制非定標性突變的發生。
  19. The analysis revealed that the sars - coronavirus was mutating continuously throughout the epidemic. the estimated mutation rate of the virus, however, is one - third that of the virus responsible for the acquired immunodeficiency syndrome ( aids )

    分析結果顯示sars冠狀病毒雖然演變迅速，但sars冠狀病毒基因組的中性突變率只是愛滋病毒基因組的突變率的三分之一。
  20. Furthermore, we found the mutagenesis relies on the alteration on gene expression profile induced by mnng treatment ; and also, the expression of dna polymerase p ( pol p ) was proved increased after mnng treatment

    這種不依賴于dna損傷的非定標性突變隨后被證明依賴于mn 』 ng引起的細胞內基因表達的變化。進一步我們用rtpcr技術證明dna聚合酶e （ p 。 lp ）的表達在mn 』 ng處理后顯著升高。
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