length polymorphism 中文意思是什麼

length polymorphism 解釋
長度多態性
  • length : n. 1. 長,長度,長短。2. (時間的)長短,期間。3. (賽艇的)一艇的長度;一馬的長度。4. 程度,范圍。5. 【板球】球程;投至適當距離的球。6. 【語言學】音長。7. 一段,一節。
  • polymorphism : n. 1. 多形性(現象)。2. 【化學】(同質)多晶型(現象);【生物學】多態性(現象)。
  1. In the present study, aflp ( amplified fragment length polymorphism ) markers was used to examine population of abies yuanbaoshanensis in order to understand the level of population genetic variation and genetic structure. the result would help to evaluate its evolutionary potentiality and the degree of being endangered and could provide scientific basis for making right protection strategy. high - quality dna was extracted using ctab method from those tender leaves of forty - three fully - developed trees in population abies yuanbaoshanensis

    本研究選用一種高效的檢測遺傳變異的分子標記? ? aflp技術來分析元寶山冷杉種群的遺傳多樣性,旨在了解該種群在分佈區內的遺傳變異水平和遺傳結構情況;研究結果將有助於更清楚地認識這一瀕危類群的生存潛力和瀕危程度,而且可以為制定何種挽救和保護措施提供科學的依據。
  2. Mouse ; restriction fragment length polymorphism ; dna fingerprint ; probe jl - 02 ; es cell

    小鼠限制性片段長度多態性dna指紋圖jl - 02探針胚胎幹細胞
  3. 2 the polymorphism of ul136 gene dna and amino acid sequence 1 ) the length of ul136 orf in all 18 clinical isolates was similar to that of toledo, 723 bp in size. they hade the potential to encode 241 amino acid protein

    ? 2 ?二月136基因編碼區及編碼產物氨基酸序列的多態性株臨床低傳代分離株ul136orf長度均與toedo株相同,為723hp ,預測編碼241個氨基酸的蛋白。
  4. 1. because the taxonomic division is rather complex and has been much disputed and revised, in this part, we will review the classification and phylogeny of families, subfamilies and tribes of anseriformes based on morphology, ethology, osteology, mitochondrial and nuclear dna restriction fragment length polymorphism, single - copy nuclear dna hybridization and the sequences of mitochondrial gene analysis referring to the different definition, classification and phylogenetic relationships of the families, subfamilies and tribes of anseriformes. the controversial questions and deficiency in the systematic studies of anseriformes were pointed out

    具體包括以下幾個部分: 1 、針對雁形目鳥類異常復雜的分類狀況及分類上存在的爭議,根據雁形目鳥類的形態學、行為學、骨骼學、角蛋白、線粒體與核dna酶切片段長度多態、單拷貝核dna - dna雜交及線粒體基因dna序列分析等方面的研究,對雁形目鳥類分類中科、亞科和族的劃分及其相互間的系統發生關系進行綜述,分析系統學研究中存在的不足,提出了雁形目鳥類分類中急需解決的問題。
  5. Polymerase chain reaction - restriction fragment length polymorphism, pcr - rflp

    限制性片段長度多態性
  6. Amplified fragment length polymorphism, aflp

    用擴增片段長度多態性
  7. Restriction fragment length polymorphism. pcr - rflp

    限制性片段長度多態性
  8. Analyse the research of distributing of microbe community and the tendency of the change, disscuss the principle and traits of denaturing gradient gel electrophoresisand terminal restriction fragment length polymorphism, to research the law of change that the microbe community have in composting process, we can get effective and rapid information to filtrate the microorganism during composting process, then accelerate the development of compost technology

    摘要對堆肥微生物種群分佈及其動態變化的研究進行了分析,論述了分子生物技術中的變性梯度凝膠電泳和末端標記限制性片段長度多態性的原理和特點,以及用於研究堆肥微生物的群落結構演變規律,為分析和篩選堆肥中的微生物提供更加有效、快速的信息,促進堆肥技術的發展。
  9. Hbv genotype was determined by the restriction fragment length polymorphism analysis in patients with chronic hbv infection in 5 cities of fujian province. 2. the sensitivities and specialties of melting curve assay and pcr microplate hybridization - elisa assay were compared with mpcr - rflp and sequence analysis for the detection of hbv ymdd mutants in 44 serums from patients receiving lamivudine monitherapy with viral breakthrough

    應用熔解曲線法和pcr微板核酸雜交- elisa法對44例接受拉米夫定治療過程中出現病毒學反跳時的血清進行ymdd突變株的檢測,並與測序法和mpcr - rflp法比較它們的敏感性、一致性。
  10. 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。
  11. The hinf i restriction enzyme digestion gave rise to restriction fragment length polymorphism ( rflp ) of the pcr products. when there were two dna fragments of 363bp and 305bp were produced from a pcr product, the strains were assumed to have a mutation at ser83, when three fragments of 363bp, 206bp and 99bp were produced, the strains were assumed to have no mutation at the 83or 116. the results indicated that certain mutation of ser 83 abolished a hinf i restriction enzyme site and may be detected as a rflp

    本研究重點分析了16株菌對氟喹諾酮類( fqns )藥物的耐藥性,結果表明: 16株菌對諾氟沙星、環丙沙星、沙拉沙星、單諾沙星和氧氟沙星等( nor 、 cip 、 sar 、 dan 、 ofl )的耐藥率在31 . 3 - 56 . 3之間。
  12. Polymerase chain reaction and restriction fragment length polymorphism, pcr - rflp

    限制性片段長度多態性
  13. Amplified fragment length polymorphism analysis of d17s30 locus in hebei han population

    30位點擴增片段長度多態性
  14. 1983 restriction fragment length polymorphism ( rflp ) technique used in cancer research

    1983年,限製片段長度多態( rflp )技術在癌癥研究中應用
  15. Establishment and optimization of the amplified fragment length polymorphism reaction system of carthamus tinctorins l. genome

    紅花基因組擴增片段長度多態性反應體系的建立和優化
  16. The aflp ( amplified fragment length polymorphism ) technique is based on the selective pcr amplification of restriction fragments from genomic dna digested by restriction enzymes completely

    擴增片段長度多態性技術( aflp )是基於選擇性擴增完全酶切消化后的基因組dna片段。
  17. So it has been found that this polymorphism of sod was changed under different experimental conditions, which showed that the polymorphism was not caused by the difference of genes or the difference of length or side groups of the peptide chains which was caused during the processing after transcript or the purification

    由此排除了其是由不同基因編碼的同工酶或在轉錄后加工及分離純化過程中形成肽鏈長短不一和酶分子側鏈基團差異等微不均一性所造成的可能性。
  18. Some characteristics of cold - active protease and chitinase were analyzed then. microbial 16s rdna ( ribosomal dna ) clone libraries of deep sea sediments were constructed and studied by pcr - rflp ( restriction fragment length polymorphism ) and phylogenetic analysis based on 16s rdna sequences. the microbial diversity and community structures of deep sea sediments collected from two different sea area including the west pacific " warm pool " and the east pacific " manganese nodule " area, as well as the interaction between microbial community and environment, were analyzed based on these studies

    通過構建沉積物中微生物16srdna克隆文庫,採用pcr - rflp分析、 dna - dna雜交、 16srdna序列測定以及系統發育分析的方法,研究了兩太平洋「暖池」區和東太平洋「結核」區兩個不同海區深海沉積物中的微生物多樣性和群落結構特徵及其與環境的相互關系,得到了一些與「暖池」區環境特點緊密相關的新發現,新認識。
  19. All the subjects were genotyped by pcr - rflp ( polymerase chain reaction - restriction fragment length polymorphism ) at polymorphic sac i site inside the exon 7 of the ahsg gene. this polymorphism involves a nucleotide substitution of c to g at the middle nucleotide of the codon at amino acid position 238 resulting in the replacement of threonine ( acc ) with serine ( agc )

    所有的樣本通過聚合酶鏈式反應?限制性片段長度多態性方法( pcr - rflp )對ahsg基因的第7個外顯子內的sac多態性位點進行基因分型,該多態性位點為238號氨基酸密碼子中間的堿基c到g的替換,使蘇氨酸( thr , acc )變為絲氨酸( ser , agc ) 。
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