genetic restriction 中文意思是什麼

genetic restriction 解釋
生長限制
  • genetic : adj. 1. 遺傳(學)上的。2. 發生的,發展的;創始的。adv. -ically
  • restriction : n. 1. 限制,限定。2. 拘束,束縛;自製。3. 【邏輯學】限定。
  1. It was suggested that eric - pcr could substitute for rapd in research related to the genetic identification and genetic diversity in auricularia and other edible and medicinal fungi : 2 to a certain extent, genetic differences among auricularia strains tested in this study did not have necessary relativity with their geographical origins respectively ; 3 in this study, genetic diversity in a. polytricha was higher than that in a. auricula : 4 in this study, a. fuscosuccinea had a higher homology to a. auricula than to a. polytricha ; 5 morphological characteristics validated the results from eric - pcr and provided a potential explanation for the higher similarity coefficient between a. auricular and a. fuscosuccinea ; 6 southern hybridization was employed by choosing a strain from a. auricula as a probe which hybridized with a. auricula and a. fuscosuccinea except a. polytricha, further confirming the veracity of the results from eric - pcr ; 7 in this study, isozyme analysis could not cluster the 7 strains from three auricularia species to different groups efficiently ; 8 2 strains from two auricularia species revealed high conservative degree and the restriction fragment patterns by 4 kinds of restricted enzymes showed no diversity

    本研究中,木耳屬2個種的2個菌株在its區域表現出較高的保守性, 4種限制型內切酶的酶切圖譜沒有顯示出多態性;增加內切酶種類及供試菌株數量,有可能獲得具有多態性的限制性內切酶酶切圖譜; 9本實驗中, its區域的真菌特異性引物與真核生物通用引物對于擴增效果無較大差異,擴增片段長度均為650bp左右; 10根據形態學實驗、 eric - pcr實驗以及southern雜交實驗的結果分析,紫木木耳屬種質資源的遺傳鑒定和遺傳多樣性評價耳極有可能是毛木耳種的一個變種; n .本研究中所用的gutc法是一種適用於木耳屬菌株基因組洲a快速提取的方法; 12 .傳統的形態學分類法和現代的分子生物學分類法,兩者的關系是相輔相成,互為驗證
  2. The antigenic and genetic variability of porcine reproductive and respirators syndrome virus ( prrsv ) isolates in china were studied by immunofluoresent monolayer assays ( 1fma ) and restriction fragment length polymorphism ( rflp ) of reverse transcription ( rt ) and polymerases chain reaction ( pcr ) amplified - prrsvorfs fragments among 8 chinese isolates

    本研究通過對豬繁殖與呼吸綜合征病毒( prrsv )國內分離毒株的gp3 、 gp5和n蛋白的抗原性比較及其orf5和orf7遺傳變異性分析,系統研究了國內分離毒株的抗原特性和遺傳學差異。
  3. Sinensis and e. j. hepuensis has been found in the sequences of the portions of 16s rdna and pcr / rflp studies of 110 samples, from six river valleys in eastern mainland of china. these subspecies - specific restriction sites allow rapid discrimination with the endonuclease dra i, and therefore can be used as a diagnostic genetic marker for identification of the two subspecies

    通過對中國大陸東部6個水系110個絨螯蟹個體16srdna部分序列的測定和pcr rflp分析,發現在合浦絨螯蟹與中華絨螯蟹之間存在3 4個固定的堿基替代,這種亞摘要種特異性的限制性位點可以通過限制性內切酶dra進行快速檢測,成為2個亞種的分子鑒定標記。
  4. And then, the way to resolve the optimization problem is genetic algorithms. in substance, through throwing away the restriction of orthogonal condition in the optimization problems, there will be an optimization problem without restriction

    本質上來說,這樣做是把一個高維帶約束的優化問題轉換成為多個相對低維的不帶約束問題,而在理論上保持解的無損失。
  5. 374 - nt sequence analysis between nt 47 - 420 and restriction enzyme ( re ) clevage site mapping of f gene between nt 34 - 1682 were used to compare the 18 isolates for genetic analysis. a phylogenic tree was constructed based on the 374 - nt - sequence data of eighteen isolates in the study and 37 ndv reference strains from genbank and published resources

    通過dnastar軟體對f基因47 470nt間片段進行同源性分析比較並繪制了遺傳進化樹枝狀結構發生圖,結合334 1672nt間三種限制性內切酶( re : hinf , bsto及rsa )位點的分佈情況,確定了這些分離株的基因分類地位。
  6. Role of genetic and environmental factors in development of fetal growth restriction

    遺傳與環境因素在胎兒生長受限發病中的作用
  7. It has made the strong basis for further studying mechanism of replication, virulence and determinant, attenuation, pathogenesis, functions of genetic products, specific diagnosis, cell and host tropism, development of dna vaccine and marker vaccine of csfv, and provided an excellent tool for molecular virology. main research contents include : based on published nucleotide sequences of csfv and by the help of computer analysis software, high conservative regions and single restriction enzyme sites of genome were selected. utilizing rt - pcr and nested - pcr techniques, 7 overlapping cdna fragments covering the full genome of csfv c - strain were successfully amplified

    中國豬瘟兔化毒(脾淋毒)基因組cdna文庫的構建、序列分析:根據已發表的豬瘟病毒( csfv )核苷酸序列,藉助計算機軟體分析,選擇高保守區段和基因組中的單一限制性酶切位點,利用rt - pcr及nested - pcr和helf - nestedpcr技術,成功地擴增出了覆蓋c -株全基因組的7個cdna重疊片段f1 f7 ,分別克隆到pmd - 18t或pgem - teasy載體進行測序后,拼接出了其核苷酸序列。
  8. The scheme is a three - step optimizing algorithm, its purposes are loading capacity optimization and efficiency of. operationg. with the practical loading restriction, it integrates heuristic algorithms and genetic algorithms, adopts layer loading idea and space partition and combining rule. the optimizing algorithm is composed of combination pretreatment, bottom space optimize and up space optimize. it can satisfy the loading restriction and has practicability

    該方案以空間利用率的優化以及運算效率的提高為目標,根據裝載過程中的實際約束條件,採用分層裝載思想以及空間劃分合併原則,結合啟發式演算法和遺傳演算法,提出三層逐次優化策略:組合預處理優化、底層空間優化、上層空間優化。
  9. We confirmed the correct construction by pcr and restriction enzyme analysis. in this research, hypocotyls were used as the explant and several factors affecting genetic transformation of carrot mediated by agrobacterium tumefaciens were studied

    利用vp7基因和質粒pbi121上相同的單克隆位點,將vp7基因定向克隆到植物表達載體pbi121上,構建了pbi121vp7表達載體。
  10. Genetic analysis and restriction measures of road traffic noise

    公路噪聲的成因及治理措施
  11. This paper points out some flaws and restriction of existing multicast routing algorithms through the research and analysis of existing multicast routing algorithm ? improves the operators of genetic algorithm, and brings forward a qos multicast routing approach with good point set based genetic algorithm. this is a main research work of this paper

    本文通過對現有組播路由演算法的研究與分析,指出了現有的一些演算法的缺點及局限性,並且對遺傳演算法的遺傳運算元進行了改進,提出了一種新的基於遺傳演算法的qos組播路由選擇方法,這是本文的一個創新點,試驗表明,該演算法性能較好,效率較高。
  12. Pbluebachisc - vp7 was identified and analped by compnding restriction endonuclease, pcr and nested pcr on the basis of the genetic sites of pbluebachisc, which was idenhfied as vp7 gene of prv hafied pbluebachisc - vp7 and barmidn - blue dna were cbeinfected insect cell sro and harvested mmbinan beculovirus 5d later identification with restriction empme and pcr showed vp7 gene has been arembwt comehy with baculovirus dna and namd a - l

    純化該重組質粒並與線性桿狀病毒dnabac - n - blue共轉染昆蟲細胞sr9 , 5d后收獲重組病毒。重組桿狀病毒dna分子的pcr及酶切鑒定表明,獲得了prv - vp7基因與桿狀病毒dna的重組子,命名為a - 1代病毒。
  13. In this paper improved genetic algorithm is combined with computation of buckle - cable adjusted. and the genetic optimization model based on real number encoding is introduced. in the established model, rank - based fitness assignment selection and dynamic penalty strategy are introduced to handling restriction problems

    本文針對大跨度鋼管拱橋合理成橋狀態的確定和扣索索長調整問題,將改進的遺傳演算法嵌入到拱肋吊裝的結構計算中,採用實數編碼技術,引入了基於排序的適應度分配選擇方式,將動態罰函數法應用於處理有約束的最優化問題。
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