組合突變 的英文怎麼說
中文拼音 [zǔgětūbiàn]
組合突變
英文
combinatorial mutagenesis- 組 : Ⅰ名詞1 (由不多的人員組成的單位) group 2 (姓氏) a surname Ⅱ動詞(組織) organize; form Ⅲ量詞(...
- 合 : 合量詞(容量單位) ge, a unit of dry measure for grain (=1 decilitre)
- 突 : Ⅰ動詞1 (猛沖) dash forward; shoot out 2 (高於周圍) protrude; bulgeⅡ副詞(突然) abruptly; sud...
- 組合 : 1 (組織成為整體) make up; compose; constitute 2 (組織起來的整體) association; combination3 [...
- 突變 : 1 (突然急劇的變化) sudden change; change suddenly; transilience; accident; saltation; revulsion...
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This paper introduced the application of biotechnology in rice genetics and breeding, including tissue culture, cell mutants selection, protoplast fusion, apomixis, molecular mark assisted breeding and genic transformation
簡要綜述了生物技術在水稻遺傳育種中的應用,主要包括組織培養、細胞突變體的篩選、原生質體融合、無融合生殖以及分子標記輔助育種和轉基因技術等方面。Shaking flask experiments and hplc analyses showed that the four mutants no longer produced the toxic oligomycin, and only made four components of avermectins b, which were avermectin b1a, b1b, b2a, b2b. the yields of avermectins b in these mutants were separately equal to those in cz8 - 73. this revealed that olma genes deletion did n ' t affect the biosynthesis of avermectins
將4株經southern雜交驗證正確的基因缺失突變株進行搖瓶發酵和hplc檢測,發現4個突變株均不再產生寡黴素而僅產阿維菌素b組分,阿維菌素的總產量和b1的產量與出發菌株相當,說明寡黴素pks基因簇的缺失並不影響阿維菌素的生物合成。4. engineering dhqase ( arod ) - deficient e. coli mutant with a second copy of the arob gene gene targeting technique was used to disrupt the arod gene in e. coli chromosome. the mutant 31bk was engineered, in which homologous recombination of the arobkanr gene cassette into the arod locus ( arod : : arobkanr ) of the e. coli strain atcc31884 genome utilized the helper plasmid pkd46 with red system. the host cell 31bk lacked catalytic activity of dhqase ( arod ) and had a second copy of the arob gene, so it improved carbon flow into the quinic acid biosynthesis direction
構建宿主菌基因精確定位突變株31bk ( arod : : arobkan ~ r )為了改變代謝途徑脫氫奎尼酸( dhq )分支點上的代謝流量,使之充分流向目的產物奎尼酸合成方向,利用基因打靶技術構建了31884宿主菌arod基因精確定位插入突變體,使dhq脫水酶( dhqase )失活,阻斷了碳代謝流流向芳香氨基酸生成的方向,同時用同源重組的方法將arob基因定位整合入染色體上,解除了限速酶對碳代謝流通過共同途徑到達dhq的阻遏影響,並減輕代謝負擔。Royal blues have one normal green gene and one mutated steel blue gene which combine to produce an intermediate blue color
皇家藍斗魚有著正常綠色的基因及突變的鐵藍色基因,當這兩種基因組合在一起便產生中和的藍色。Failure criterion of strain energy density and catastrophe theory analysis of rock subjected to static - dynamic coupling loading
動靜組合加載下巖石破壞的應變能密度準則及突變理論分析We obtained the full length gene of hbfgf coding sequence with pcr, and adjusted the g + c content according the software dnasisv2. 5, and replaced the cys78 and cys96 with serines by site - directed mutagenesis. 2. sequence result suggested one of the recombinant is correctly synthezied and cloned
用pcr方法合成了hbfgf編碼區全長,其中前20個氨基酸的g + c含量按暨南大學碩士學位論文:大腸桿菌表達重組hbfgf結構和功能優化摘要照計算機軟體計算的結果進行了調整,第78和96位上的半瞇氨酸被突變為絲氨酸。It is possible that exogenous dna fragment integerated into acceptor genome, changing gene base sequence or base deletion or base insertion, inducing to mutant at gene level
這可能是外源dna片段整合進受體的基因組中,改變基因的順序或者引起基因堿基的缺失、插入,從而在基因水平上發生突變。Regarded regional unconformity, transformation basement of tectonic regime, incised water channels, discontinuous surface of sidementary facies and exposed surface of lowstand as boundary of sequence, the palaeozoic in the researched area can be divided into three supersequence and fourteen sequence
以區域不整合面、構造體制轉換面、水道下切谷、沉積相突變面及低水位期暴露面作為層序界面,將研究區古生界劃分為3個層序組和14個層序。Using the rt - pcr technique and treatment with endonuclease, the transport of irxi mrna from scion into stock were detected. in the hetrograft combinations, c24 on lew2 - 1 and lew2 - 1 on at9, no evidence was found that irx1 mrna could be transported between the graft partners
結合rt - pcr技術和核酸內切酶酶切檢測,在上述嫁接組合的砧木lew2 - 1突變體中檢測到了突變基因irx1的mrna ,在lew2 - 1 at9嫁接組合的接穗中和c24 lew2 - 1嫁接組合的砧木中檢測不到irx1的mrna 。Secondly, she builds the index system using patent data and measures the company technical competence, marketing competence, organizing competence and total competence by using improved hiberarchy analytical method. finally, the paper chooses nine electronic companies in the fortune 500 of the world to test the feasibility of the classified patent measurement
該方法主要利用專利的技術情報和經濟情報功能,主要利用專利指標及其它工業產權相關補充指標,構建了核心能力定量化指標體系,利用突變層次分析法分別從企業技術能力、市場能力、組織能力三方面進行了綜合測度,並選取世界九大家電企業為分析樣本,進行了實證對比分析,驗證了專利指標分類測度法的可行性。Therefore, blys, its receptor or related antagonists may find medical utility in the treatment of b cell disorders associated with autoimmunity, neoplasia, or immunodeficiency syndromes. in this study, epo signal peptide sequence and hsblys gene were linked by soe method. the fusion product was cloned into eukaryotic plasmids. pcdna3, pcdna3. 1, pefneo, respectively. meanwhile, the epo signal peptide sequence was mutated so as to form a restriction enzyme cut site : bin i. thus the recombinant plasmid can be used as secreting plasmid expressing other gene
本實驗通過3 』端互補,進行引物延伸合成epo信號肽序列:信號肽和hsblys基因採用重疊延伸拼接法形成融合基因;融合基因分別插入pcdna3 . 0 、 pcdna3 . 1 、 pefneo真核載體:引物延伸合成信號肽時,利用亮氨酸同義密碼,將信號肽基因的倒數第二個密碼突變,在重組載體上的信號肽序列之後,形成bln酶切位點,使三種載體成為分泌表達載體。Fourth, the theoretical model of optimum technological growth rate under discrete change is erected. technology is a unique production factor because technological growth experiences a mutation when technological increase accumulates to a certain extent. under this condition, the point - mutation model in tom ’ s mutation theory is applied to explain the phenomenon of technological
將技術作為不同於勞動和資本的特殊生產要素進行考察,即當技術量的積累達到一定程度時,技術增長會產生突變,在此條件下,運用湯姆突變理論中的尖點突變模型,解釋了技術突變現象,討論了勞動和資本的不同組合變化下,在臨界點附近技術突然躍升或下降的突變性質;構建了技術突變完成後的技術增長率優化理論模型。Biotechnology companies spend years figuring out the right combination of mutant host organism and reactor conditions to fashion a protein therapy that is safe and effective
生物科技公司耗費數年時間,試著找出適當的突變宿主生物與反應環境組合,以得到安全有效的蛋白質治療方法。Based on years of research and experience, we have extracted the best to organize a set of novel approach. this refined approach can be adopted according to various regions of deformation and various severities. this novel rectification, without operation, takes only 30 minutes ( for one joint ) and the deformed region can be straightened immediately
? ?因此本院經以多年來的鉆研及臨床經驗,去蕪存菁,研究組合一套突破傳統的技術,采精捷新法,可依患者不同畸型腳部位,按其輕重程度予以採用,這種新醫術矯正,膝部免開刀, (一個關節)約30分鐘矯正,腿部變形部位立即挺直。In the first large - scale screen of genetic changes in cancer cells, researchers have found that a typical breast or colorectal tumor results from mutations in about 90 genes, with different sets of mutations producing the same type of cancer
在首次癌細胞遺傳改變的大規模篩選中,研究者發現典型乳腺或者結直腸腫瘤源於約90種基因突變,不同的突變組合產生同種類型的癌癥。An organism consisting of two or more tissues of different genetic composition, produced as a result of mutation, grafting, or the mixture of cell populations from different zygotes
嵌合體由兩種或兩種以上有不同基因結構的組織所構成的有機體,由於突變、嫁接或來自不同合子的細胞群體相混合而產生。By analyzing the wing phenotype, cuticle phenotype of germline clone embryo, deficiency kit mapping, direct sequencing and searching the genome sequence database, three genes : sll, oxt and pygo were identified ( each gene corresponding to one group of mutant alleles )
並通過綜合分析翅的形態,生殖系克隆胚胎的表皮形態,以及缺失作圖,直接測序和搜索基因組數據庫,鑒定出了三個基因,這三個基因分別對應于該三類突變體等位基因。Paralled unconformity and discontinuous surface of sedimentary facies as boundary of sequence, the yanchang formation in the researched area can be divided into four sequence which are belong to model i sequence
以平行不整合面、沉積相突變面作為層序界面,將研究區延長組的型層序分為4個層序。Investigation using remote sensing ( rs ) technology can breakthrough the limits of traditional methods, make full use of its capability of integration, visualization, rapidity and vast - dimensions analysis, and get better results the paper takes the up - to - date landsat - 7 etm + data, which is the most widely used, and quickbird data, which has the highest resolution nowadays, and according the features of the data and landslides, processes the quickbird data with 1 : 10 000 dem orthophoto correction and the landsat - 7 etm + data as follows : ( 1 ) selecting optimal spectrum band : selects 753 bands as the optimal bands ; ( 2 ) image intensifying : selects the principle components processing method on the basis of comparing several image intensifying methods ; ( 3 ) rigour geometric direction : corrects the geometric distortion of the map ; ( 4 ) image fusion : mainly takes his space transform fusion and resolution fusion method, and acquires maps with higher spectrum resolution as well as space resolution. after that, the visual effect of the image has been enhanced, and the interpretation precision
採用遙感技術,可以突破傳統調查方法的限制,發揮其宏觀、綜合、直觀、快速的特點,取得更好的效果。論文選取目前應用最廣的陸地衛星最新系列landsat - 7etm +數據和空間解析度最高的商業衛星quickbird數據作為主要的數據源,根據數據的特點及滑坡災害應用特徵,對quickbird遙感數據則基於1 : 10000dem進行了正射校正,對etm +遙感數據進行了波段優選,選取了753作為最佳組合波段;圖像增強,通過各種增強處理方法的效果對比,選擇主成分分析法對圖像進行增強;幾何精校正,糾正圖像的幾何變形;影像融合,主要選取了效果較好的his空間變換融合和解析度融合,得到的圖像既具有較高的光譜解析度,同時也具有較高的空間解析度。經過上述數字處理,較好地改善了圖像的視覺效果,提高了圖像解譯的精度。The results show that npt ii had already integrated into the genome of sinningia speciosa, and the transformation efficiencies of tmek2 and tmek2mut were 1. 7 % and 0. 7 %, respectively
用pcr法對轉化再生植株進行了檢測,證實npt已經整合到大巖桐的基因組dna中。野生型、突變型mapkk基因的轉化效率分別為1 . 7和0 . 7 。分享友人