pcr-rflp 中文意思是什麼

pcr-rflp 解釋
長度多態
  • pcr : PCR ＝polymerase chain reaction 【生物化學】聚合酶聯鎖反應〈此項技術可用以復制犯罪現場發現的DNA小樣，從而有助於破案〉。
  • rflp : 片段長度多型性
  1. According to the phylogenetic tree, the thirteen strains were grouped into four distinct pcr - rflp clusters, namely, coriaria group, myrica group, myrica - casuarina - alnus group and casuarinarmyrica group

    結果顯示弗蘭克氏菌種群內的遺傳多樣性較高，種群分化較大， 13株供試frankia菌株平均每個位點的多樣性指數為0 . 4498 。
  2. Cluster analysis based on its pcr - rflp suggested that seven groups were distinguishable for pleurotus on 93 % similairity coefficient, i. e. p. oslrealus complex ( including p. ostreatus, p. florida, p. sapidus, p. corticalus, p. cornucopias, p. columbinus, p. spodoleucus, p. ferulae, p. nebrodensis and p. sp. ), p. eryngii, p. pulmonarius - p

    Itspcr一rflp聚類分析結果表明， 52個側耳菌株在93 %的相似系數水平可分為七類，第一類包括糙皮側耳、佛羅以達側耳、美味側耳、裂皮側耳、黃白側耳、哥倫比亞側耳、灰自側耳、阿魏蘑、白阿魏蘑;第二類為刺芹側耳;第三類包括月
  3. The miscellany appeared in strains of myrica, casuarina and alnus were also partly coincident with what normand et al. ( 1996 ) and li zhizhen ( 2002 ) obtained : the clusters devided by the isolates from the myrica and casuarinahave grest genetic diversities. besides the analysis of the strains, we also tried to extract the dna of frankia from the nodules directly and analyse them also with the method of pcr - rflp

    這些結果與baker （ 1987 ）通過交叉感染試驗將來自不同宿主的50株frankia菌株分成4個類群的結果部分一致，但也暗示其可能具有局限性；此外，分析楊梅和木麻黃菌株所得到的結論支持了normand等（ 1996 ）與華中農業大學碩十研究生學位論文李志真（ 2002 ）所得的結論，即木麻黃和楊梅的菌株比較混雜，兩者都不能成為獨立的類群。
  4. Polymerase chain reaction - restriction fragment length polymorphism, pcr - rflp

    限制性片段長度多態性
  5. Genetic identification of contracaecum rudolphii complex by pcr - rflp

    技術用於魯道夫對盲囊線蟲鑒定的研究
  6. Determination of specific status of contracaecum rudolphii from china by pcr - rflp and specific pcr assays

    技術鑒別魯道夫對盲囊線蟲姊妹種的研究
  7. Study of the distribution and classification of the integron in gram - negative bacteria by the use of pcr - rflp

    革蘭陰性菌中1類整合子的分佈及其與耐藥的關系
  8. The 16s rdna pcr - rflp revealed 9 different genotypies among the 12 isolates. the patterns of slow - growers were markedly different to that of fast - growers. ccbau61116x ccbau41069 ccbau23168 had identical restriction patterns

    16srdnapcr - rflp聚類分析結果在90的相似性水平上把慢生型根瘤菌分成7群，也證明了葛藤根瘤菌種水平的多樣性。
  9. Were studied together with the reference strains of recognized rhizobium and bradyrhizobiwn species by performing polyphasic taxonomy, including numerical taxonomy, rep - pcr fingerprinting, 16s rdna pcr - rflp. the result show that : the growth rate of rhizobia isolated from the root nodules of pueraria spp. showed great diversity. ccbau41147 ccbau6110 k ccbau61096 and ccbau61095 were fast - growing strains, the single colony size was bigger than 1mm after 2 days incubated oq yma medium at 28 they can produce acid. the other strains were slow - growing strains, their single colony size was less than 1 mm after 7 days incubated on yma medium at 28. they can produce alkali

    本研究以從我國四川、河南、安徽和湖南等地分離的32株葛藤根瘤菌為研究對象，以20株已知種的根瘤菌為參比菌株，採用數值分類、 rep - pcr指紋分析、 16srdnapcr - rflp指紋分析等現代根瘤菌分類技術，初步研究了葛藤根瘤菌的生物多樣性和分類地位，結果表明：葛藤根瘤菌在生長速率上表現出多樣性，菌株ccbau41147 、 ccbau61096 、 ccbau61101和ccbau61095生長較快， yma培養基上28培養2 - 3天後，單個菌落直徑大於1mm ，具有產酸能力，是快生型葛藤根瘤菌；其餘待測葛藤根瘤菌生長較慢， yma培養基上28培養7天後，單個菌落直徑小於1mm ，具有產堿能力，是慢生型葛藤根瘤菌。
  10. Restriction fragment length polymorphism. pcr - rflp

    限制性片段長度多態性
  11. Thesuperinfectionphenomenon of wolbachia are insured in t. evanescens and t. chiloni ( guangdong strain ) by using pcr - rflp analysis. additional, three wolbachia strains were found in t. ostriniae population of beijing

    通過運用pcr - rflp分析確立了廣赤眼蜂體內wolbachia的超感染現象，發現了玉米螟赤眼蜂（北京品系）群體內的三種wolbachia的感染。
  12. Taq i could distinguish p. abalonus and p. cystiodisus from the other pleurotus, but p. abalonus and p. cystiodisus could n ' t be differentiated for each other. msp i had the highest polymorphism and could divided 52 isolates of pleurotus into 8 groups, 5, 5 and 4 groups for hae iii, hint ], hha i in all isolates of pleurotus. cluster analysis based on pcr - rflp of 28s rdna 5 " half suggested that five groups were distinguishable for all isolates of pleurotus on 92 % similairity coefficient level, i. e. i p. djamor and p. salmoneoslramineus, p

    28srdna5 』端擴增產物的酶切分析表明，所有供試側耳菌株無alu酶切多態性， bamlh可將金頂側耳與其它供試側耳分開， taq可將鮑魚菇和囊蓋側耳與側耳其它供試側耳菌株區分開，而鮑魚菇和囊蓋側耳則不能分開， msp酶切多態性最強，可將供試側耳分為8種基因型， hae 、 hinf和hha次之，分別可將供試側耳分為5種、 5種和4種基因型。
  13. Polymerase chain reaction and restriction fragment length polymorphism, pcr - rflp

    限制性片段長度多態性
  14. Based on the result of numerical taxonomy, 16s rdna pcr - rflp were applied to 12 isolates and 9 reference strains

    一些菌株如ccbau61116 、 ccbau41069 、 ccbau23168等具有專一的酶切圖譜類型。
  15. Then the genetic distance and shannon information index among these 13 strains were obtained by using the software popgen2 on the basis of pcr - rflp patterns. the phylogenetic tree was constructed by using the upgma algorithm method ( mega2 software package ). the shannon information index indicated that there was a higher genetic diversity among the frankia strains and some strains had a big genetic distance with others

    根據酶切圖譜，通過popgen2軟體計算各供試菌株之間的遺傳距離；用shannon信息指數計算種群遺傳多樣性；利用upgma法（ mega2軟體）對所獲得的遺傳距離矩陣進行聚類分析，得到13株供試frankia菌株間系統發育的聚類分析樹狀圖譜。
  16. 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。
  17. Pcr - rflp polymorphism of insulin - like growth factor binding protein 3 gene and its association with milk trait of chinese holstein

    多態性與中國荷斯坦牛泌乳性狀的相關分析
  18. Based on morphological taxonomy, we systematically investigated the application of rapd and rdna pcr - rflp in the molecular taxonomy and phylogeny of the genus pleurolus

    這項研究的目的旨在尋找一些快速、準確、有效的分子生物學方法對側耳進行分類鑒定。
  19. In the present study, a portion ( the big intron between exon 5 and 6, ca. 2 kb ) of glycerol - 3 - phosphate acyltransferase ( gpat ) gene of 15 wild tree peony accessions collected from 15 populations were analyzed using pcr - rflp technique and 9 accessions representing all of 8 species in sect. moutan were sequenced

    本文對采自15個野生居群，代表牡丹組全部8個野生種的15份材料的gpat基因片段（外顯子5和6之間的內含子）進行了pcr - rflp分析，並對代表牡丹組全部8個野生種的9份材料進行了測序。
  20. Polymorphism analysis for exon 2 of melatonin receptor 1a gene in four sheep breeds by pcr - rflp

    基因外顯子2的克隆與序列分析
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