mutation analysis 中文意思是什麼

mutation analysis 解釋
變體分析 一種確定測試用例套完整性的方法，該方法通過判斷測試用例套能夠區別程序與其變體之間的程度。

  • mutation : n. 1. 變化,變異,更換；【生物學】突變；突變種；【語言學】母音變化；【音樂】（提琴的）變換把位；變聲；【法律】讓受。2. （人世的）浮沉,盛衰。
  • analysis : n. （pl. -ses ）1. 分解，分析；【數學】解析。2. 梗概，要略。3. 〈美國〉用精神分析法治療（＝ psychoanalysis）。
  1. Mutation analysis of gjb2 gene in keratitis ichthyosis deafness syndrome

    2基因突變的研究
  2. One missense mutation was found in 48 hypertriglyceridemic patients and identified to be pro207 - leu by sequencing, pedigree analysis of this proband has been carried out and showed that the pro band ' s father is also a carrier of this mutation

    徵得患者家屬的同意和支持，對其家族三代十人進行了完整的家系分析。家系分析顯示，先證者的突變來自其父親的遺傳。在外顯子6 、 7 、 8中未檢出基因突變。
  3. All f1 seedlings showed wild - type salt - sensibility, and two of four mutants were detected that the proportion of the salt - tolerance seedlings to salt - sensibility seedlings was 1 : 3 in f2 progenys. the results of genetic analysis suggested that this mutants have a monogenic recessive mutation in a nuclear gene

    F _ 1代白花授粉所得的f _ 2代中，兩個株系抗鹽植株與不抗鹽植株的比例為1 ： 3 ，表明該突變體是隱性單基因突變體。
  4. Mutation spectrum analysis oftransglutaminase gene in streptomyces fradiae after irradiation by n ion

    氟氏鏈黴菌離子束注入突變譜的分析
  5. Pcr method was used to identify candidate ms 188. sequence analysis indicated that a point mutation occurred in the second exon of the atmyb103 gene in male sterile mutant with caa ( gln ) replaced by a stop codon taa

    利用pcr的方法從突變體中擴增atmyb103基因並進行序列分析，結果表明突變體中atmyb103基因第二個外顯子上發生了點突變，由原來編碼谷氨酰胺的caa密碼子突變為終止密碼子taa 。
  6. Hla - g1, which is a newly defined non - classical hla class i molecule, plays an important role in mediating immunotolerance and protecting embryo and even some kinds of tumors from nk cells attacking. the full - length coding sequences containing cdna of hla - g1 were cloned from placenta, monocytes and liver cancer tissue of chinese donors. sequence analysis reveals that it is a highly conserved human gene with only two amino acid mutation sites compared to foreign nationality. its truncated form was overexpressed in

    從中國人外周血單個核細胞胎盤組織和肝癌組織等樣品中克隆了包含完整hla - g1讀框的cdna與國外同行獲得的該基因及其蛋白質序列比較分析表明，該基因雖然有著細微的種族特異性，但高度保守並獲得了它的截斷型重組蛋白，根據蛋白一級結構和同源比較方法，模建了它及其與特異性受體kir2dl4形成復合體的空間結構模擬，預測了它們之間相互作用的特徵。
  7. 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
  8. An improved method for mutation analysis

    水面炸點坐標測試方法研究
  9. This article used natural number encode, and did feasibility analysis. in connection with premature in genetic algorithm, this article adopted self - adapting adjustment crossover and mutation probability methods, and did simulation

    本文採用自然數編碼的方式，並分析了可行性；針對演算法優化中出現的「早熟」現象，提出了採用自適應交叉、變異概率法，並進行了模擬。
  10. Better segmentation effect can be attained by coding gray levels of pixels as eigenvector, taking advantage of histogram entropy principles function as fitness function, adopting ranking selection operation, making use of arithmetic crossover and mutation at a certain probability, combining with clustering analysis to initialize clustering center of the population to segment cells image with genetic algorithm

    以像素的灰度值為特徵向量進行編碼，利用直方圖熵法準則函數作為適應度函數，採用基於排名的選擇操作，以一定的概率進行算術交叉和變異，並結合聚類分析設定種群的聚類中心對細胞圖像進行遺傳聚類分割。
  11. Accordingly this thesis conducts research on the design and management of swimming pools from the running management of its disinfection, reasons and precautionary measures of its water quality mutation in summers and autumns and its water - saving and energy saving. through the participation of the field running management, the literature search, the actual running experience and the theoretical analysis, this thesis forwards drainage & water supply optimization rules for swimming pools. based on field investigation and research on the filtration speed improvement in pressure filters, it is pointed out that there is a wide filtration speed improvement range in pressure filters

    鑒此，該課題從消毒殺菌的運行與管理、夏秋季游泳池水質突變的原因及防治措施以及運行過程中節水節能措施等三個方面對游泳池的運行管理模式進行了研究；通過參與現場管理與文獻資料的研究，結合實踐經驗，進行理論分析，提出了游泳池給水排水的優化設計原則；經現場測試，對壓力過濾器提速進行了研究，指出相對于目前規范值有較大提速潛力；討論分析設計了大型多功能游泳場館水處理間自動化控制管理系統。
  12. Based on the analysis of the influence of ga operators on population diversity, this paper studies parameter control of ga and proposes a self - adaptive mutation probability. it can automatically regulate the mutation probabilities according to the population diversity at primitive stage and adopt different mutation probabilities at different stages. the results show that it is better than the fix and adaptive mutation probabilities

    在分析遺傳運算元對種群多樣性影響的基礎上，研究了ga的參數控制問題，提出了一種自適應性變異概率，它可在ga進化初期隨著種群多樣性的變化而自適應調整變異概率，並在ga進化的不同階段採用不同的變異概率。
  13. Sequence analysis showed that, this fragment has a homology of 99 % to the previously reported choe from rhodococcus equi. after cloning and subcloning and three identical fragments were obtained from three independent pcr, lacking three continual bases ( ttc, encoding the pheamino acid ) compared with choe, thus it can be assumed that the new fragment, designated as choew, and choe belong to the same gene family, even it might be the natural mutation of choe

    對片段進行克隆、亞克隆之後測序分析，發現與已克隆的來源於馬紅球菌的膽固醇氧化酶基因cboe有99的同源性；並且三次獨立的pcr均得到相同的片段，所克隆的基因序列與choe相比，連續缺失三個堿基（ ttc ） ，即相應的氨基酸序列缺失一個氨基酸（ phe ） ，因此判斷所克隆的基因片段與choe屬同一基因家族或原有基因的天然突變體，命名為choew 。
  14. 29 representative stations of northwest china are selected using eof analysis, and the detailed results of characteristics are given for temporal and space variation of interarmual change and decadal change. the main conclusions are followed : ( 1 ) the tendency of precipitation in northwest china is positive to the west of 103 e longitude and opposite to the east of it. there is a periodic oscillation of quasi - three years of precipitation and a mutation in the middle of 80s in spring precipitation of northwest china

    用eof分析方法選取西北地區29個代表站，分別對其春季和夏季近50a降水進行年際變化和年代際變化時空特徵分析，結果發現（ 1 ）西北地區近50a降水時空趨勢變化以103 e為基準線，以西為正，以東為負，並有準3a的振蕩周期， 80年代中期西北地區春季降水出現了氣候突變。
  15. Making use of the idea of the parallel genetic algorithms, presenting the adaptive multiple subpopulation evolutive strategy. presenting extinction and immigration strategy in order to avoid the similar or even same individuals appear. in order to enhance convergence velocity of reactive power optimization of the radial distribution system, combining the characteristic of the radial distribution system, a sensitivity analysis approach was build up for optimal selection of capacitors and mutation of transformer tap changer

    為了提高配電網無功優化的收斂速度，結合配電網的特點，提出採用簡單可行的靈敏度公式選擇無功電容補償器的安裝地點，並用靈敏度分析變異變壓器分接頭，使變異運算元的選取更符合配電網無功優化問題中關于調節變壓器分接頭的實際情況，減少了一些不必要的變異運算，使適應性和魯棒性加強；根據實際情況採用無功補償電容器的啟發式變異，使變異運算元的選取更符合無功優化問題中關于補償電容器的實際。
  16. ( 3 ) the span analysis of the genetic operators. 8 schemes were provided to analyze the relation of the genetic operators such as population size, cross probability, mutation probability. at last, a optimum group of genetic operators was selected

    提出8種方案來分析遺傳操作運算元（種群規模、交叉概率和變異概率）之間的聯系，並根據精度最高原則最終確定一組合適的遺傳操作運算元。
  17. The rest mutations in pp38 and pp24 are at random. sequence analysis also shows the first 195 nuclear acids of pp38 and pp24 are the same except for the 81 site ( g / c ), but this mutation does not cause the change of amino acid. we regard this as a genetic marker connecting with geography in the evolution of mdv but not related to isolated time and pathotype of different strain of mdv i

    對pp24基因和pp38基因進行同源性比較分析的結果表明，絕大多數毒株二者的前195個核苷酸完全一致，不同毒株間的第81位核苷酸的差異（ g / c ）並不引起編碼的氨基酸變化，僅僅與地域分佈有關，這很可能是mdv在長期病毒衍化過程中形成的地域性遺傳標志，而與病毒的分離年代及mdv的致病型等因素無關。
  18. The comparative analysis of sequences indicated that the sequences of meq in different pathotypes are relatively conserved and the homology of the amino acid sequences is very high. the significant differences include two mutations in both mdv - 1 vaccine strains cvi988 / rispens and 814 strain : the deletion of a proline ( no. l93aa ), and this mutation is just exactly located in a 15 - amino - acid ( eelcaqlcstppppi ) repeat sequence within the c - terminal transactivation domain of meq protein ; and a point mutation with a shift from alanine ( a ) of all virulent strains to serine ( s ) was occurred on the no. 71 aa

    結果發現， mdv不同致病型的meq基因序列相對比較保守，它們相互間核苷酸和氨基酸序列的同源性均很高；但是，與所有七個致瘤性的mdv毒株相比，二個型弱毒疫苗cv1988 rispens株和814株均出現了兩個特徵性的突變：即第194位的p缺失性突變和第71位氨基酸由a變成了s的位點突變；缺失性突變恰恰位於meq基因中轉錄激活域內的一個多脯氨酸的重復序列（ pppp ）之中。
  19. 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。
  20. Establishment of a rapid and simple method for gene mutation analysis in microlesion

    一種簡便快捷的微小病變基因變異分析方法的建立
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