%E%AF% 的意思是什麼

%E%AF% 英文

  • E : (pl E s e s )1 英文字母表第五字母。2 【音樂】E調,E音。3 E字形。4 〈美國〉(順序)第五等,(成...
  • AF : 1 Air France 法國航空公司。2 air force 空軍。3 Admiral of the Fleet 〈英國〉海軍元帥。4 audio fre...
  1. Many studies show that leafy is high homolog even among distantly related plant species. exception of these, little studies on tissue culture and transformation of ginkgo have been done. this paper emphasizes on the isolation, cloning and analysing two ginkgo orthologs of leafy from the male tree

    為此,本實驗從銀杏leafy同源基因的克隆入手,分析其雌雄株lfy基因結構差異,構建lfy基因的植物正義反義表達載體,建立矮牽牛遺傳轉化體系,以研究銀杏lfy同源基因的功能,同時建立了銀杏組織培養體系,為銀杏的遺傳轉化和提早開花結果奠定基礎。
  2. To dress the question if other virulence gene were present in this kind of strains, 152 of 436 irp2 - hybridized strains were re - confirmed and selected for this study. the virulence genes or putative virulence genes detected by pcr or hybridization include heat stable toxin ( st ) & heat labile toxin ( lt ) for enterotoxigenic e. coli ( etec ), invasive plasmid antigen b ( ipab ) for enteroinvasive e. coli ( eiec ), epec adherence factor ( eaf ), epec secretion protein c ( espc ) for enteropathogenic e. coli ( epec ), hemolysin ( hlya ) and shiga toxins ( sltl and slt2 ) for enterohaemorrhagic e. coli ( ehec ) and eaggec probe for entero - aggregative e. coli ( eaggec ). the prra and yc73 genes of pathogenicity associated island ( pai ) of urepathogenic e. coli ( upec ) and " o " island 28 ( rtx 615 ) gene was also detected, the later was a newly discovered putative pathogenicity island in e. coli o157 : h7

    為探討攜帶小腸結腸炎耶爾森氏菌的hpi毒力島的大腸桿菌是否具有其他已知的毒力基因,選取82株由原位雜交和pcr方法初篩irp2陽性的大腸桿菌菌株,進行在致瀉性大腸桿菌的25個毒力基因的檢測,包括腸產毒性大腸桿菌的熱穩定毒素st和熱不穩定毒素lt ,腸侵襲性大腸桿菌的侵襲蛋白b基因ipab ,腸致病性大腸桿菌的eafespc基因,腸出血性大腸桿菌的溶血素hly 、志賀毒素1 ( slt1 ) 、志賀毒素2 ( slt2 )基因,腸集聚性大腸桿菌的eaggec探針,以及在泌尿道致病性大腸桿菌和o157 : h7大腸桿菌中新發現的毒力島基因。
  3. Eaf is used for melting disposed steel, increasing temperature and necessarily fining, such as dephosphorization and decarbonization

    其中eaf是用來熔化廢鋼、升溫和必要的精煉,如脫磷、脫碳的設備。
  4. Plant defensin afp ( 238bp ) was amplified with six long complementary primers after two rounds of pcr amplification and plant expression vector peafp was constructed. 3

    通過合成六條長鏈引物,經兩次pcr擴增,獲得了238bp的植物防禦素afp基因全長,並構建了植物表達載體peafp 。
  5. Wt has been applied to denoising, data compression, and resolution of overlapping signals in analytical chemistry that includes flow injection analysis ( fia ), voltammetric analysis, high performance liquid chromatography ( hplc ), infrared ( ir ) spectroscopy, mass spectroscopy ( ms ), nuclear magnetic resonance ( nmr ) spectroscopy, ultraviolet - visible ( uv - vis ) spectroscopy, photoacoustic spectroscopy ( pas ), extended x - ray absorption fine structure ( exafs ) spectrum, etc

    在分析化學領域中,小波變換在流動注射分析、伏安分析、高效液相色譜、紅外光譜、質譜、核磁共振譜、可見紫外光譜、光聲光譜、擴展x -射線吸收精細結構( exafs )譜等分析化學信號的平滑濾噪、數據壓縮、重疊信號解析等方面都有成功的應用。
  6. 2. ginlfyand ginndly gene were obtained from the leaf genomic dna of the male tree of ginkgo cultivar dafushou in the mid - april through pcr

    Dafushou )雄株基因組dna為模板,通過pcr擴增,獲得兩個銀杏雄株leafy同源基因ginlfy和ginndly基因。
  7. Gibberellins play multiple important roles in plant development. first they can regulate stem elongation, second they can induce flowering by act with the leafy promoter and they also play important role during seeds development and thus in the fruits development

    赤霉素在植物生長發育過程中起著非常重要的作用,一是它調節植物莖的生長,二是它還啟動leafy基因誘導開花,三是它還在促進種子形成和果實發育的過程中起重要作用。
  8. The phylogenic relation and similarity of the gene is full length of lfy - like gene, which is 99 % similar both in nucleic acid sequence and amino acid sequences with that of ginlfy f rom the female. compared with the ginlfy of female, the gene from the male tree is deficient in 3 bp, and mutantion sites exists on the varied region of lfy - like

    該基因與文獻報道的銀杏雌株leafy基因相比,核苷酸序列同源性高達99 ,蛋白質序列同源浙江大學博士學位論文摘要性達99 ,缺少了3個核昔酸,突變均在植物leaf 』 y基因的非保守區內。
  9. The amorphous structure, surface morphology and activity center can be determined and characterized by xrd, exafs, dsc, sem, tem and xps

    非晶態合金催化劑的非晶態結構、表面形態、活性中心分佈等可以通過xrd 、 exafs 、 dsc 、 sem 、 tem 、 xps等方法進行表徵、定性。
  10. The intron of the gene have similar characteristics with the lfy like of many plant species. the gene contain two introns and three exons

    從內含子邊界特徵和多種植物leafy基因同源性比較,確定了該基因的內含子位置。
  11. In order to form a chloroplast transformation system of d. salina, we have conducted some studies including its sensitivity to antibiotics, the activity of promoter, cloning of the chloroplast genes and construction of transformation vectors, so far a pilot transformation system of the d. salina chloroplast has been completed. methods : the sensitivity of d. salina to seven antibiotics or herbicide used commonly in gene engineering was studied and the biological activity of atpa promoter from c. reinhardtii chloroplast was tested by using enhanced green fluorescent protein ( egfp ) as a reporter. primers were designed in the conservative encoding regions according to the chloroplast genomes from four algae which have close genetic relationship with d. salina, and the sequences of 16s rrna, chll and chln of d. salina chloroplast were cloned and sequenced, respectively

    方法:根據杜氏鹽藻的近緣藻類的葉綠體基因組序列資料,在基因編碼區的高度保守區域設計引物,克隆了杜氏鹽藻葉綠體165識na基因、咖l基因和ch n基因,並分別以165識na基因和chln基因序列為同源片段,以cat和bar基因為篩選標記基因構建了三套杜氏鹽藻葉綠體轉化載體: 2鄭州大學2003年博士學位論文杜氏鹽藻( d ~ iiellasalina )葉綠體轉化研究pds165一eaf 、 ptn1269一bar和psp72一5一bar一3 ,用基因槍法轉化杜氏鹽藻,初步建立起杜氏鹽藻葉綠體轉化體系。
  12. In the past fifty years, air force health service practice shown that aircrew ' s furlough at sanatorium played an important role in aircrew ' s physical relaxation, emotional balance, health promotion and flying time prolonging

    因此,飛行人員健康療養效果評價( effectevaluationofaircrew , sfurloughatsanatorium , eeafs )是航空衛勤保障領域中的一項重要研究課題。
  13. Lfy and lfy - like proteins from angiosperm contain a proline - rich region near the amino terminal and an acidic central region which is typical for transcriptional activators and may be important for the function of lfylike protein. the two domain exists in the variable regions of all lfy - like proteins

    與擬南芥leaf 』 y基因相比較,銀杏ginlfy和g毗基因沒有做為轉錄激活區域的位於氨基酸序列中間的酸性區和位於n端的富含脯氨酸區,但這兩個區域均位於leafy基因的非保守區。
  14. Successful experiments have been demonstrated in arobidopsis, aspen, rice and citrus. although ginkgo is an old gymnosperm, its leafy ortholog will perhaps controls flowering time

    雖然銀杏是較古老的裸子植物,但由於leafy基因的保守性,銀杏leafy同源基因也可能調控著銀杏開花的時間。
  15. The emphasis on the applications of constrained regularization method is the identification of weight density distribution of hanging cable and rotating shaft, inversion of particle size distribution from light scattering data, the reconstruction of the atomatic radial distribution in exafs spec - troscopy

    其中,我們的重點是約束正則化方法在懸索與旋轉桿的重力密度識別、顆粒粒徑分佈的光散射反演、 exafs光譜學中原子徑向分佈的重構等問題中的應用,並同時進行了數值試驗。
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