特異度 的英文怎麼說

中文拼音 []
特異度 英文
specificity (tests)
  • : Ⅰ形容詞(特殊; 超出一般) particular; special; exceptional; unusual Ⅱ副詞1 (特別) especially; v...
  • : 形容詞1 (有分別; 不相同) different 2 (奇異; 特別) strange; unusual; extraordinary 3 (另外的;...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • 特異 : 1 (特別優異) exceptionally good; excellent; superfine2 (特殊) peculiar; distinctive特異功能 s...
  1. In view of the common property of dendritic cells and complement, namely their ability to link innate and acquired immunity, and with no reports, to date, addressing the direct effects of complement on the biological functions of dendritic cells, we decided to study the interaction between the complement system and dendritic cells

    本研究的完成有助於在免疫應答的調控機制方面獲得新的認識,並對補體和dc在連接天然免疫和獲得性免疫之間的作用及相互關系能有更全面的理解,為進一步從新的角和思路深入研究dc在抗原性免疫應答與免疫耐受中的作用及其機制奠定基礎。
  2. It has been demonstrated that complement activating and cr2 cross - linking on b lymphocytes set up a bridge between innate and acquired immunity. the interaction of c3 and cd21 on b lymphocytes will benefit initiating immune response and regulating primary antibody response. cd21 / cd35 is important in the process of antibody avidity maturing, this is critical to b lymphocyte activation especially in the state of low antigen concentration

    現己證實補體的活化以及b細胞表面crz的交聯在先天和獲得性免疫之間架起了重要的橋梁,表現為c3與b細胞cdzi的相互作用有利於啟動抗體應答反應,並對初級抗體應答反應有調節作用: cdzi cd35對于抗體的親和性成熟具有重要作用,在抗原濃低的情況下,對于活化b細胞是至關重要的,而且mlgm (交聯有利於的低親和性b細胞對t細胞依賴性抗原和t細胞非依賴性抗原產生免疫應答。
  3. 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區域的真菌性引物與真核生物通用引物對于擴增效果無較大差,擴增片段長均為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
  4. Such as when the substrates was benzidine and a - naphthol, the absortion peak was 450nm after catalyticed by dna, and 501nm after catalyticed by pod, if changing substrate to benzidine and pyrocatechol, the absortion peak was 503nm after catalyticed by dna and 603nm after catalyticed by pod. the second difference was the different result after hplc : the result of hplc ( substrates : benzidine and a - naphthol ) showed that the products under the affect of dna and pod had different value on the peak and the area

    然後對以聯苯胺與-萘酚為底物,以h _ 2o _ 2為氧化劑,進行高效液相色譜分析,分析結果表明dna與過氧化物酶作用后的產物在峰面積和峰高上有不同數值;同時,不同形式的dna對該反應都有催化活性,表明只要是生物來源的dna (非性dna )都具有一定程的催化活性。
  5. In our experiment, the specific fragment was amplified from transgenic bobwhite genome dna at annealing temperature 61 by using high - fidelity pfu dna polymerase and cloned into clone vector pgem - 7fz ( + ), then sequenced. the cloned sequence was completely identical to the sequence which was issued in genbank

    本實驗採用了高保真pfudna聚合酶,在退火溫61條件下從轉基因bobwhite品種基因組dna中擴增出性片段,將此片段插入克隆載體pgem - 7fz ( + ) ,經測序和序列分析表明,所擴增得到的片段含有bar基因完整的讀碼框,並且序列與genbank中發表的序列完全一致。
  6. Degenerate oligonucleotides to highly conserved regions of cucumis melo 1 - aminocyclopropane - 1 - carboxylic acid ( acc ) oxidase gene were used to prime the amplification of fragment of 128bp by ploymerase chain reaction ( pcr ) in samples of genomic dna from fruit of cucumis melo l. cv hetao flesh, which was cloned into plasmid vector pmd - 18 - t. the clon of antisense orientation were selected, and it was inserted downstream of camv35s promoter and enhancer " " of tmv into the plant expression vector pbinyxw, antisence expression vector pbinya was constructed. at the base that pollination and fertilization of cucumis melo l. cv hetao was studied, using pollen tube pathway transformate cucumis melo l. cv hetao, 76 fruit had been obtained, moreover, hardness and content of sugar were analysed

    本實驗以河套蜜瓜果肉基因組dna為模板,用甜瓜acc氧化酶基因寡核苷酸鏈為引物進行pcr擴增,得到128bp的擴增產物。將得到的擴增產物克隆到質粒載體pmd - 18 - t上,篩選反向克隆,然後將其反向構建到植物表達載體pbinyxw的camv35s啟動子和tmv增強子「 」的下游,構建成反義表達載體pbinya 。並在對河套蜜瓜授粉受精生物學研究的基礎上,通過花粉管通道法轉化河套蜜瓜,共獲76顆瓜,並進行了硬和含糖量的分析。
  7. We showed here that axudl mrna expression was elevated by tgf - 1 treatment in a time and dose - dependent manner in hepg2 hepatoma cells and spc - a1 lung carcinomas cells, and also indicated that de novo protein synthesis was required for this response using the protein synthesis inhibitor cycloheximide, suggesting that axudl is a primary target of tgf - signalling

    在hepg2和spc - a1細胞中, tgf - 1能明顯誘導這兩種細胞中的axud1基因的表達,而且表現出時間和濃的依賴效應。同時,利用第一軍醫大學博士學位論文蛋白質合成的抑制劑還發現, tgf一pl誘導的axudl基因的表達過程需要新的蛋白質的合成,提示axudl基因是tgf一p信號通路的一個主要靶分子。
  8. Some tendency of tn5gusa5 transposition were found that all preferred sites of tn5gusa5 in xcc 8004 genomic dna are in at - rich regions ; target sequences of tn5gusa5 have some features that the probabilities of guanine and cytosine are high respectively at the head and tail base of target sequence ; the level of gene transcription does not influence insertion density of tn5gusa5 significantly

    結果表明, tn5gusa5插入位點有一定的規律性: tn5gusa5在xcc8004基因組上傾向于插入低gc含量( 50左右的區域插入密最高)區段;插入位點的靶序列有一定的性,在靶序列的首位鳥嘌呤出現的幾率高,而在靶序列的末位胞嘧啶出現幾率高; tn5gusa5的插入密與該區段基因的轉錄水平無明顯關系。
  9. The quality of an enzyme immunoassays depends very much on the purity of the antigen or hapten used for conjugation, the specificity of the antibody and the choice of a suitable enzyme label

    酶免疫分析技術的質量依賴于抗原的純、抗體的性、合適標記酶的選用,其靈敏取決于標記酶的高純化和高轉化率。
  10. The change of agglutinating activity, cd spectrum and fls of lra in different temperature, ph and different chemicals indicated that lra had partial hemagglutinating activity at ph2. 0 ( 50 % ), a temperature above 100 ( 60 % ) and after modified by n - bromosuccinimide ( mbs ), the activity lost completely, modified by depc, the lra had a little activity, the other groups modified such as arg, tyr, glu, asp did n ' t effect the hemagglutinating activity of lra. the result indicated that trp residues were essential to the hemagglutinating activity and were involved in carbohydrate - binding site

    研究不同溫、 ph和基團性化學修飾后lra凝血活性和促淋巴細胞有絲分裂的變化、圓二色譜和熒光光譜的變化,當溫達80以上時,活性開始下降,到100時活性有60 %保留:當ph為2時,活性保留50 % , ph為4一12對活性的影響不大;用nbs修飾trp后, t即的旦一叫睬基的破壞使活性完全喪失,表明trp對凝血活性是至關重要的, arg 、 tyr 、 glu 、 asp被修飾后, lra的凝血活性並未受到大的影響,但tyr修飾后lra的促有絲分裂活性降低
  11. Sox genes encode a group of proteins that carry a dna - binding hmg domain

    Sox基因含有一個能與dna結合的高保守hmg - box基序。
  12. However, it is necessary to acquire the antibody or the antiserum, which could specially react with the expression protein of die objective gene transferred into the transgenic plant according to the characteristics of high homology and immune cross - reaction among plant ferritin, using the special immune serum of pea ferritin, the content of plant ferritin could be detected for studing the ferritin expression of transgenic plant by the technique of immunoassay such as immunoprecipitation, eljsa and western blotting

    利用免疫檢測技術進行植物轉基因的表達檢測是一種簡單、靈敏、快速、可靠的方法,但其前提條件是要有與轉基因植物目的基因表達的蛋白質發生性免疫反應的抗體或抗血清。根據植物鐵蛋白之間有高同源性和交叉免疫反應的性,利用性的豌豆鐵蛋白抗血清,就可通過免疫沉澱、 elisa或western雜交等免疫檢測方法進行植物鐵蛋白含量等的檢測,從而更好地進行轉基因方面的研究。
  13. As analyzed, ( 1 ) the rapd technique is highly sensitive to investigating genetic diversity in t. lepturus and e. muticus. t. lepturus exhibits lower polymorphism and genetic diversity than e. muticus ; ( 2 ) according to the analysis of the partial mitochondrial 16s rrna gene sequences, a very low intraspecific variation and considerably high divergence among species were found, which reveals a dual nature of conservatism and variability in mitochondrial 16s rrna gene ; ( 3 ) five primers generate the species - speeific rapd sites and these sites can be served as the molecular markers for species identification and ( 4 ) it can be proved at dna variation level that t. lepturus and e. muticus are of two species respectively pertainiag to different genera, which supported the nelson taxonomic conclusion

    分析結果表明: ( 1 ) rapd技術研究黃海帶魚和小帶魚的遺傳多樣性具有較高的靈敏和檢出率,帶魚的多態比例和遺傳多態均較小帶魚的低; ( 2 )線粒體165出兇a基因序列在分析兩物種遺傳變時表現出保守和變的雙重性,種內變極小而種間較大: ( 3 ) 5個隨機引物擴增出種的ra衛d帶,可作為種間分子鑒定標記; ( 4 )研究證實帶魚和小帶魚是不同屬的兩個種,從而在分子水平上支持了nelson分類系統的觀點。
  14. All kind of oligonucleotides ( 16 sense primers, 8 antisenset primers, 128 different primer combinations in all ) were designed from the conserved motifs glpl and cfly ( distance between them is approximately 210bp ) which existed only in the type of nbs - lrr resistance gene and used as primers for scanning the genomic dna. no specific products ( which is approximately 210bp in length and obtained from genomic dna containing ht gene ) was obtained though amplified products of approximately 500 - looobp appeared in six different primer combinations

    依據nbs - lrr類r基因有的兩個保守序列glpl和cfly (兩者相距約70個氨基酸)合成所有可能的簡並寡核苷酸引物(左引物16個,右引物8個,共組成128個引物組合)對玉米基因組dna進行擴增的結果表明:在6個引物組合中得到了擴增產物,產物長在500 1000bp之間;沒有獲得性擴增產物(指僅從含ht基因材料中得到,長約210bp的dna片斷) 。
  15. Results the diagnosis standard of spleen - deficiency syndrome of plc is 34 points ; the sen, spe and acc of the prospective and retrospective examination of it are over 85 %. + lr of them are respectively 9. 6 and 11. 3 ; 34 - 48 points is classified as low grade, 49 - 62 points is classified as medium grade, high grade is 63poiots

    結果原發性肝癌脾氣虛證量化診斷標準最低分為34分;量化診斷標準回顧性和前瞻性檢驗的敏感特異度、準確均在85 %以上,陽性似然比分別為9 . 6和11 . 33 ;程分級標準:輕34 ~ 48分,中49 ~ 62分,重63分。
  16. Tail length, tail moment, tail dna percentage, and correction rate were compared between the improved software and the original one, and epidemiological indices for the improved software were also calculated and analyzed, including sensitivity, specificity, youden index, crude agreement, adjusted agreement, positive predictive value, negative predictive value, positive likelihood ratio, and negative likelihood ratio. results the improved software can correctly analyze most of the images to which the original one cannot give right results

    比較改進前後的尾長、尾矩、尾dna百分含量上的差、改進前後分析正確率差、以及改進后的軟體以不同dna損傷級別為截斷值判定陽性結果的靈敏特異度、 youden指數、粗一致性、調整一致性、陽性預測值、陰性預測值、陽性似然比和陰性似然比。
  17. The sensitivity and specificity were even greater ( 100 % and 94 %, respectively ) for differentiating pancreatic cancer patients with resectable tumors

    區分胰腺癌和可切除腫瘤時,靈敏為100 ,特異度為94 。
  18. They found that the quantitatie optical markers obtained from their 4d - elf and lebs were able to differentiate patients with pancreatic cancer from the healthy controls, with 95 % sensitiity and 91 % specificity

    他們發現,通過4d - elf和lebs ,大多數定量光學標記能用於區分胰腺癌和正常人(靈敏為95 ,特異度為91 ) 。
  19. They found that the quantitative optical markers obtained from their 4d - elf and lebs were able to differentiate patients with pancreatic cancer from the healthy controls, with 95 % sensitivity and 91 % specificity

    他們發現,通過4d - elf和lebs ,大多數定量光學標記能用於區分胰腺癌和正常人(靈敏為95 ,特異度為91 ) 。
  20. The results given by the improved software are not both statistically and biologically different from manually specified results, and thus can be used as an effective alternative for the latter. it has a very high sensitivity in determining cells with a tail, meeting the needs of screening tests. it has both a high sensitivity and a high specificity in determining cells with 2 damage grade, indicating a potentially good laboratory index

    結論彗星試驗圖像分析軟體經改進后,分析準確性得到提高,程序魯棒性增強,而且易用性改善,並增加了由操作者進行必要校正的功能;所得分析結果與人為指定的分析結果相比,並不同時存在統計學顯著差和生物學顯著差,可作為真實可靠的彗星數據分析系統應用;改進后的系統在拖尾細胞判定上具有很高靈敏,可用於篩查試驗項目;在2級及2級以上損傷細胞的判定上同時具有較高的靈敏特異度,是實驗室研究中的優良指標。
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