白化變換 的英文怎麼說
中文拼音 [báihuàbiànhuàn]
白化變換
英文
whitening transformation-
The characteristics of tm - 22 expression presented in transgenic tobacco : 1 ). virus specificity in either homozygote or heterozygote ; 2 ) tm - 22 gene integrated in tobacco genomic dna with single copy and in inheritance and segregation to progenies on the mendel role ; 3 ). transgenic line with tm - 22 promoter ( ptm47 ) showed infected symptoms with cell death distinguished to one with 35s promoter ( ptm49 ) after inoculation with tomv - 2a
其次，通過氨基酸序列和結構的比較，確定tm - 2 ~ 2基因的編碼蛋白與tomv病毒在抗病反應中相互識別的特異氨基酸及其功能；然後，應用重組dna技術，互換tm - 2 ~ 2基因和tm - 2基因的對應結構域，構建嵌合基因，獲得嵌合蛋白表達的轉化體，驗證tm - 2 ~ 2編碼蛋白中變異氨基酸的作用。The effect of yield and grain protein content with soil water content and nitrogen ( or nitrogen and p2o5 ) was described by isopleth
用極差變換將產量和蛋白質含量理論值標準化，其標準值曲線的交點即為二者的最佳結合點。Abstract : the effects of terbium ion on the conformation of calmodulin and on the interaction between calmodulin and melittin have been studied by the endogenous fluorescent spectrometry of calmodulin and melittin, and the sensitized fluorescent spectrometry of terbium ion, respectively. the results show that terbium ions have a tight binding site in the i and ii metal - binding sites of calmodulin. the conformation of calmodulin induced by terbium ion can bind melittin and transfer the tryptophane residue of melittin to a relatively hydrophobic environment, while the binding of melittin to calmodulin produces effect on the binding orders of terbium ion in camodulin. results from ft - ir spectrometry have revealed that upon binding of lanthanum ion, apo - calmodulin undergoes a conformational change with the increase of - helix content and the decrease of - sheet content. melittin ' s binding to calmodulin has no effect on its conformation induced by the binding of lanthanum ion to calmodulin
文摘:分別用鈣調蛋白和蜂毒素的內源熒光光譜以及鋱離子的敏化熒光光譜考察了鋱離子對鈣調蛋白構象變化以及對鈣調蛋白與蜂毒素相互作用的影響.結果表明，鋱離子首先結合在鈣調蛋白的第和第位點，鋱離子不影響鈣調蛋白與蜂毒素的相互作用，蜂毒素與鈣調蛋白作用后不影響鋱離子在鈣調蛋白上的鍵合順序.傅里葉變換紅外光譜結果表明三價的鑭離子與鈣調蛋白作用使鈣調蛋白的螺旋結構增加，折疊結構減少，與鈣離子對它的二級結構影響相類似.稀土離子在鈣調蛋白-蜂毒素復合體系中主要與鈣調蛋白作用Thioredoxins, an ubiquitous small proteins with a redox active disulfide bridge in its conserved motif - cp ( g ) pc -, are universally distributed in eucaryote and procaryote and have a molecular mass of approximately 12kda. by its disulfide / dithiol interchange reaction, this protein can transmit the regulatory signals to seleted targets ( enzymes, transcription factors etc ) and plays an important role in many plant physiological processes that includes photosynthesis, dna synthesis, transcription, protein disulfide reduction, protein repair, filamentous phage assembly, cell apoptosis and seeds germinating and so on
該蛋白質中含有保守的- cp （ g ） pc -氨基酸活性基序，該基序中的兩個半胱氨酸殘基可通過巰基二硫鍵的轉換實現其氧化還原狀態的變化和電子氫的傳遞，對細胞中與氧化還原相關的多種生理過程的調節起重要作用。通過同許多酶類、蛋白類、細胞內活性因子相藕連， trx能對光合作用、 dna復制、基因轉錄、細胞凋亡和生長、噬菌體組裝、蛋白質的還原和修復信號傳導等生理過程產生影響和調節。To make the prediction values with independence of the general trend, which is changed from year to year, the load data are transformed by profiles, mean value, and variance. sofm is used for the prediction of profiles and mlp networks for prediction of daily mean and daily variance. at a result, load forecasting for 24 hours in a day can be gotten
為使預測值不受負荷逐年變化這一趨勢的影響，把負荷數據變換為特徵、均值和方差的形式，利用白組織競爭網路預測負荷的特徵，然後利用多層感知器網路預測負荷的日均值和方差，最終實現對一大24小時負荷的預測。The main results indicated that : significant differences exist in diurnal average transpiration rate and the range of diurnal transpiration rate ; the transpiration rate of sawtooth oak, amorpha, lalang grass varied with a regular double apex rhythm, but that of the rest varied with a regular single apex rhythm, stomatal conductance play a maximal important role in transpiration rate, temperature ( air temperature, the earth ' s surface temperature ) also influence the transpiration rate ; transpiration rate has prominent negative correlation with the relative air humidity, the biggest coefficient is 0. 866
筆者對日照沿海防護林幾種主要木本植物和草本植物的蒸騰速率和環境因子的關系進行了研究，結果表明： 8種植物日平均蒸騰速率和蒸騰速率日變幅各異；麻櫟、紫穗槐和白茅的蒸騰速率日變換呈現出雙峰式的變化規律，其它5種植物蒸騰速率表現為單峰式的變化規律；氣孔導度影響著植物的蒸騰速率，溫度（氣溫、地面溫度）是影響植物蒸騰速率的主要因子；空氣相對濕度和蒸騰速率表現為顯著或極顯著負相關，相關系數高達0 . 866 。4. though tsa treatment and western blotting, we demonstrated that acetylation of certain non - histones may also be associated with the regulation of checkpoints in physarum polycephalum. 5
由此認為，類c fos ，類c jun和類ras蛋白對多頭絨泡菌細胞周期各轉換點調控可能與細胞周期調控相關因於蛋白表達水平的變化有關。The day and night keeps on exchanging. it ' s not too hot in the daytime while not to cold at night
一天早晚有變化，晝夜不停地交換使白天不過分熱，夜晚不過分冷。Compared with the current whitening transformation, it can get the same result, but the osd operational time is about half of the whitening transformation ' s when it processes the same ambiguity covariance matrix. and the ambiguity screen can improve the reliability of the ambiguity decorrelation
它與流行的白化變換演算法比較，處理效果近似，但運算量接近白化變換演算法的一半，並且由於採用了模糊度篩選，故提高了模糊度去相關處理的可靠性。In e coli, dna polymerases are key enzymes involved in two distinguished pathways contributing to untargeted mutagenesis. replication of dna by pol v ( umuc ), in the presence of umud1, reca and single strand binding protein ( ssb ), is highly mutagenic and exhibits a predominant mutation pattern of base transversion. another error prone polymerase involved in untargeted mutagenesis is pol iv, encoded by dinb gene
在umud ' ， reca和單鏈結合蛋白ssb的協助下， polv （ umuc ）能在單鏈模板上催化dna合成並產生高頻率的以堿基顛換為主要形式的突變；另一個與非定標性突變有關的易誤dna聚合酶是pol ，為dinb基因的編碼產物。Doing the further research on the division frequency stack on the foundation of study of predecessor, at first the residual moveout correction is done to the seismic record, make the phase axle regularity, doing foundation for the same phase stack ; then carried on division scale processing by wavelet transform ; spectrum whitening is done to each scale, the high and low frequency band need to do prolongs, the middle frequency bands only increase the value of the frequency spectrum ; several kinds of methods that estimate the value of signal - noise ratio has been studied further, and summarize their advantage and disadvantage as well as the scope of application ; the seismic record after spectrum whitening is stacked by weighting with the value of the signal - noise ratio ; then estimate the value of signal - noise ratio which is each scale section after stacking, the scale that the signal - noise ratio is big is assigned big weighting, otherwise, the scale that signal - noise ratio value is small is assigned small weight ing, and carried on weighted reconstruct to each scale section
本文在前人研究的基礎上，在分頻疊加方面做了進一步的研究。首先對地震記錄進行剩餘時差校正，校齊同相軸，為同相疊加做好基礎工作；然後對地震記錄用小波變換的方法進行分尺度處理；對各個尺度分別做譜白化，對于高、低頻段需要做頻帶延拓，中間頻段僅提升頻譜值；對于幾種信噪比定量估計的方法進行了深入的研究，並且總結了它們的優缺點以及適用范圍；對譜白化后的地震記錄用信噪比估計值作為加權系數進行加權疊加；對于各尺度的疊加剖面也進行信噪比估計，對于信噪比大的尺度給予大的加權系數，反之，信噪比值小的尺度給予小的加權系數，對各尺度疊加剖面進行加權重構。We divide document image into two parts - text and background. text area is regarded as a series of random variables with 0 - 1 distribution and background area as a series of random variables with degenerate distribution. because the median filter is robust for degenerate distribution, it can reduce the noise
文本圖像通常可以轉換成二值圖像，我們可以把文本圖像的文字區域和空白區域分別理解為兩個相互獨立的隨機變量序列的依次觀測，其中一個是服從兩點分佈，而另一個服從退化的單點分佈。In addition, the change mechanism of the secondary structure under alkaline ph - independent perturbation is discussed and it is considered that a - hexlix and p sheet unfold and convert into 3 turn and random structure
根據譜峰確認及其歸屬指派結果，討論了堿性ph擾動下的牛血清白蛋白二級結構的變化機制，認為隨著ph增加，螺旋和片層向轉角和無規纏繞轉換。分享友人