fragment a 中文意思是什麼

fragment a 解釋
a片段,抗原結合片段
  • fragment : n. 1. 碎屑，碎片，破片，斷片。2. 未完稿，斷簡殘篇。vi. ,vt. （使）成碎片，（使）分裂。
  • a : an 用在以母音音素開始的詞前〉 indefinite art 1 〈普通可數名詞第一次提到時，冠以不定冠詞主要表示類...
  1. At anaphase the dicentric chromatid will form a bridge and the acentric a fragment, both of which can be scored.

    在後期雙著綠點染色體將形成一個橋，無著綠點染色體單體形成一斷片，此兩者均可記錄下來。
  2. Transketolase is the key enzyme of pentose - phophate pathway, catalyses transfer of a two - carbon fragment from a ketolase ( donor substance ) to an aldose ( acceptor substance )

    摘要轉酮醇酶是磷酸戊糖途徑的關鍵酶，催化二碳單元在酮糖（供體）和醛糖（受體）間的轉移。
  3. After the amplication of primer s103, there was a specific fragment about 850bp in t2201 ; after the amplication of primer s74, there were two new fragment about isoobp and 400bp in variant t2202. the amplified prauct of si 18 had a 480bp new fragment in variant t2204. in variant t2203 there were two specific fragments about 980bp and 550bp after ampliation of primer s64

    經引物s103擴增，在變異體t2201中出現850bp的特異片段；引物s74在變異體t2202中擴增出1500bp和400bp的兩條新帶；引物s64在變異體t2203中擴增出兩條新帶，大小分別為980bp和550bp ；引物s118在變異體t2204擴增出一條480bp的新帶。
  4. Considering of the specificity of the degenerative primer designed in this pcr reaction, the identity between the sequence we wanted and the fragment of pcr product and the presence of asmaspa, asmaspb, clr and cls ( the homologous gene of masp gene ) in halocynthia roretzi, a japanese ascidian, we believe that the sequence of pcr product is some part of the masp gene or masp homologous gene

    基於本實驗中所設計的引物為特異性簡並引物，測序基因通過比較得到與預期片段有一定的同源性以及masp同源物asmaspa 、 asmaspb 、 clr和cls在海鞘中存在的事實，我們可以初步推測，本實驗pcr反應所克隆的片段可能為文昌魚masp或其同源基因的一部分序列。
  5. From 12 to 14 may, this mysterious string of comet will pass earth at a mere 0. 0735 astronomical unit i. e. 29 lunar distances. astronomers expect that the biggest fragment will shine as bright as magnitude 5

    5月12至14日，這串神秘的彗星會于地球0 . 0735天文單位即地月距離的29倍外掠過，天文學家預測它最大的碎片會亮至5等。
  6. 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
  7. Sensible of a benignant persistent ache in his footsoles he extended his foot to one side and observed the creases, protuberances and salient points caused by foot pressure in the course of walking repeatedly in several different directions, then, inclined, he disnoded the laceknots, unhooked and loosened the laces, took off each of his two boots for the second time, detached the partially moistened right sock through the fore part of which the nail of his great toe had again effracted, raised his right foot and, having unhooked a purple elastic sock suspender, took off his right sock, placed his unclothed right foot on the margin of the seat of his chair, picked at and gently lacerated the protruding part of the great toenail, raised the part lacerated to his nostrils and inhaled the odour of the quick, then with satisfaction threw away the lacerated unguinal fragment

    隨后他彎下身去，解起打成結子的靴帶：先掰搭鉤，松開靴帶，再一次一隻只地脫下靴子235 。右邊那隻短襪濕了一部分，大腳趾甲又把前面捅破並伸了出去，這下於便跟靴子分開了。他抬起右腳，摘下紫色的松緊襪帶后，扒下右面那隻襪子，將赤著的右腳放在椅屜兒上，用手指去撕扯長得挺長的大拇腳趾甲，並輕輕地把它拽掉，還舉至到鼻子那兒，嗅嗅自己肉體的氣味，然後就心滿意足地丟掉從趾甲上扯下來的這一碎片。
  8. Sometimes a ting fragment of charred grass fell on her skin and left a greasy black smudge.

    有時候有一片燒焦了的草葉落在她的皮膚上，留下一塊油膩膩的黑斑。
  9. The results showed that the f fragment, 728bp in length, could be a new gene with a little homology to the genes coding for polyketide synthetase or fatty - acid synthetase and the b fragment, about 4kb in length, is inferred to have repeat sequences around tn5 insertion site, in which there is homology to the wa 314 right arm of the high - pathogeniciry island of yersinia enterocolitica. to reveal any pathogenicity of enterobacter cloacae b8 and its mutated strains b8b and b8f to animals, the experiment with mice was carried out

    結果顯示， f片段長度為728bp ，與現有生物數據庫的blast比較分析，發現該序列僅有局部短於1oobp的區域與polyketide合成酶基因或與脂肪酸合成酶基因有低的同源性，推測為一新基因； b片段長約4kb ，序列拼接結果推測靠近tn5插入位點部位有重復序列，對b片段tn5遠端的部分序列進行blast比較，發現它與小腸結腸炎耶爾森氏菌的強毒力島有一定的同源性。
  10. The middle fragment derived from orf i of borna disease virus which infected human being and animal has a very high conversation and concordance

    感染人和動物的bdvorfi基因中部片段具有高度的保守性和一致性。
  11. In digital relay, the percentage of noise will increase rapidly with the increase of sampling rate when derivation calculus is substituted by sampled difference term. to solve this problem, a new method using fragment function integrated with the least square algorithm is proposed in this paper. the influence of white noise is greatly reduced and the accuracy of the dead angle calculation is nicely improved after adopting the new method

    在數字式保護中，如果用差分代替求導將導致噪聲的百分比誤差隨著采樣頻率的提高而劇增，本文對此進行了分析並提出了用分段樣條函數最小二乘法來計算電流波形的導數值，以便在提高采樣率的同時降低噪聲誤差的影響，並將其應用於基於32位浮點dsp的新型變壓器保護裝置。
  12. A double - strand cdna fragment of dh ( diapause hormone ) gene was obtained from kt - pcr amplification. the fragment was digested by two restriction enzyme nde 1 / ecor 1 and then was joined with pet - 30a ( + ) plasmid which was digested by nde 1 / ecor 1 too. then the outcome was transformed into escherichia coli bl21

    Pcr產物經nde / ecor雙酶切后，與同樣雙酶切的pet - 30a （ + ）質粒連接並轉化至大腸桿菌（ escherichiacoli ） bl21中，經檢測篩選，成功得到陽性克隆。
  13. A fragment of dried animal dung used as fuel

    一塊用作燃料的乾燥過的動物糞便
  14. Not a fragment of bone had been discovered in these beds.

    在這些巖層中，沒有發現過這些動物遺骨的一塊碎片。
  15. A free radical is a molecular fragment having an unpaired electron.

    自由基是一種具有未配對電子的分子碎體。
  16. In this paper, first strand cdna of 3abc gene was synthesized using template rna extracted from cells infected with fmdv. the complete 3abc gene about isoobp was amplified by pcr and ligated into pgem - t easy vector. after transforming e. coli dh5 a, ampicillin resistant colonies were isolated and plasmid dna was prepared and analyzed by restriction analysis and pcr. presence of the full length 3abc gene was verified by nucleotide sequence analysis and the plasmid containing the expected sequence was named as pgem - 3abc. comparing the aquired sequence of 3abc with that of reference strains, the homology is more than 99 percent. the pgem - 3abc was digested with sal i and bgl ii and ligated into xho i and bgl ii - digested expression vector ptriex - 4 neo. lt was identified by restriction analysis and pcr and sequencing that this fragment had a 17bp deletion hi the nucleotide sequence 708bp of 3abc gene, which happened to form a terminator codon behind 3ab gene, but it contained the complete open reading frame ( orf ) of 3ab gene. positive clones were selected and induced with lmmol / l isopropyl - d - galactoside ( iptg ), bacteria were detected by sds - page and western blotting after properly treated. the results showed that the 3ab gene expressed successfully in e. coli and 33. 5ku fusion protein can be recognized by the positive bovine serum of fmdv. the amount of target protein is over 26 % of the total bacteria protein by gel thin layer scanning analysis

    擴增產物連接到pgem - teasy載體中，轉化大腸桿菌dh5菌株，篩選氨芐青霉素抗性菌落，提取質粒經酶切鑒定、 pcr分析以及確證性測序證明，所克隆的1500bp左右的片段含有完整的3abc基因，與國外參考序列相比，同源性在99以上。將重組質粒pgem - 3abc和表達載體ptriex - 4neo分別用sal和bgl與xho和bgl消化后，亞克隆3abc基因至原核表達載體ptriex - 4neo中，通過酶切鑒定、 pcr擴增以及序列分析，發現克隆到ptriex - 4neo載體上的片段於3abc基因708bp處出現了17bp的缺失，碰巧在3ab基因后形成一終止密碼子，但3ab基因的閱讀框架完整，選出含有3ab基因完整閱讀框架的陽性克隆，用iptg誘導表達，收集菌液進行sds - page電泳、 westernblotting分析，結果表明， 3ab基因在大腸桿菌中成功表達，其表達產物為分子量33 . 5ku的融合蛋白，並能被口蹄疫病毒陽性血清識別。經薄層掃描分析，表達量占總蛋白量的26以上。
  17. It was famous, too, for the pillory, a wise old institution, that inflicted a punishment of which no one could foresee the extent ; also, for the whipping - post, another dear old institution, very humanising and softening to behold in action ; also, for extensive transactions in blood - money, another fragment of ancestral wisdom, systematically leading to the most frightful mercenary crimes that could be committed under heaven

    那是一種古老而聰明的制度，那種懲罰傷害之深沒有人可以預見。它也以鞭刑柱聞名，那也是一種可愛而古老的制度，看了之後是會令人大發慈悲，心腸變軟的。它也以大量的「血錢」交易聞名，那也是我們祖宗聰明的一種表現，它能系統全面地引向天下最駭人聽聞的雇傭犯罪。
  18. She recalled just one fragment-a meeting on a street corner in london.

    她只記得一個細節：在倫敦一個街角碰頭的情況。
  19. For this jsp fragment, a scoped variable named

    這一限定了作用域的變量被設置成了
  20. After a lox2272 site was added in front of the bovine - casein gene 5 ' regulatory fragment, a mammary gland universal expression vector plbcas - hsa - lgl was created

    最後在-酪蛋白基因5 `端調控序列前面，連上一個lox2272位點，最終的乳腺特異性表達載體plbcas - hsa - lgl構建完成。
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