裂解因子 的英文怎麼說
中文拼音 [lièjiěyīnzi]
裂解因子
英文
factor lytic-
Scattering of sh - wave by a radial collinear crack at the edge of arbitrary - shape - cavity in isotropy media is studied. the solution of dsif at crack tips is obtained
研究了各向同性介質中任意形孔邊徑向裂紋對sh波的散射，求解了裂紋尖端的動應力強度因子。The method of crack - division is used to make radial cracks at the edge of cavity. a series of integral equations for determining the dsif at tips of anti - plane crack are set up in terms of the green ' s function
按「契合」的方式和採用裂紋切割技術構造出孔邊徑向界面裂紋對sh波散射的模型，利用green函數建立直接求解m型裂紋尖端動應力強度因子的定解積分方程組。2. the sequence of si gene from ibv - lx4 strain was consisted of 1614 bp from initiation codon atg to the possible cleavage site of spike glycoprotein, encoding for a 18 - amino signal - peptide with the n terminus of si protein and a polypeptide of 537 - amino acids. 19 highly conserved, potential glycosylation sites and 17 cysteines residues were characterized with si protein, homology analysis showe that there were gene deletion -
S1基因：其全序列共1614bp （從起始密碼子atg到s前體蛋白裂解位點） ，編碼537個氨基酸，其氨基端有一編碼18個氨基酸的信號肽序列，第12 13位氨基酸殘基構成了信號肽的切割位點， 14 19位與111 124位氨基酸殘基為s1蛋白的跨膜區域。After the recombinant plasmid pcdna3. 1 / ts87 was identified by digestion of hindlll and bamh i, it transformed into cos7 by lipofectamine. expression product was identified by immunohistochemical method, sds - page and western - blot. the immunocytochemistry result has shown that specific brown - staining grains were found in the cytoplasm of cells transformed by recombinant plasmid versus not seen in cells transformed by pcdna3. 1 or normal cells ; the sds - page result has revealed that a band about 3 8kb was found in cell lysis transformed by recombinant plasmid versus not in cells transformed by pcdnas. l or normal cells ; the western - blot result has showed that only the band about 38kd was recognized by sera from rabbit infected by t. s artificially and sera from rabbit immunized with soluble antigen of t. s and with protein expressed by ts87 gene and by a monoclonal antibody of t. s
通過細胞的免疫組化，細胞裂解物的sds - page電泳， westem - blot分析檢測目的基因的表達情況。免疫組化結果顯示：重組質粒轉染的細胞質中有棕褐色顆粒，而空載體轉染細胞及正常細胞無此現象；細胞裂解物sds - page電泳結果顯示：只有重組質粒轉染的細胞在約38kd處有明顯的蛋白帶，這與理論計算的ts87基因表達蛋白的分子量為38kd基本一致； western - blot分析結果顯示：約38kd的蛋白帶能夠分別被旋毛蟲感染兔血清，成蟲蟲體可溶性抗原免疫兔血清， ts87基因原核表達蛋白免疫兔血清（ ts87血清）以及一株具保護性的旋毛蟲單抗特異識別。The main results and academic contributions of the dissertation can be summarized as following : 1 ) for the difficulty to obtain the accurate analytical solution of the stress constraints around 3d cracks, detailed 3d fe analyses have been conducted to study the out - of - plane constraint factor tz around a straight through - thickness crack, a quarter - elliptical corner crack and a semi - elliptical crack embedded in an isotropic elastic plate subjected to uniform remote tension loading. the distributions of tz are minutely studied in the forward section of the cracks. strong 3d zones ( tz > 0 ) along the crack front were investigated despite the far field stress - free boundary conditions
全文主要研究內容和學術貢獻如下: 1 .針對一般三維裂紋端部場應力約束準確解析的困難，對均勻拉伸載荷作用下各向同性彈性板中穿透厚度中心直裂紋、半橢圓表面裂紋和1 / 4橢圓角裂紋進行了大量詳細的全場應力三維有限元分析，首次全面分析了非穿透裂紋端部場三維影響區范圍，給出了不同形狀三維裂紋前沿離面應力約束因子tz的數值解，並結合k場平面解給出了非穿透裂紋端部應力場k - tz雙參數描述。Biological activity was determined by egf dependent balb / c 3t3 cell line and with mtt colorimetric assay. extracts of the recombinant virus - infected and mock - infected cells, haemolymph of the recombinant virus infected and mock - infected silkworm larvae could all support the proliferation of balb / c 3t3 cell. this phenomena implied that there were some egf - like growth factors in the haemolymph of normal silkworm larvae, which could enhance the proliferation of the cell line
用小鼠balb c3t3成纖維細胞和mtt法測定表達產物的促細胞增殖作用，發現重組病毒感染家蠶細胞72小時的胞內樣品與正常家蠶細胞裂解物，以及重組病毒感染4天的蠶血淋巴與正常蠶血淋巴均具有相似的促細胞增殖作用，甚至野生型病毒感染的細胞裂解物和蠶血淋巴也有一定的細胞促生長作用，提示家蠶系統本身可能含有能促進細胞生長、類似於egf的細胞因子。Analyzing the propagation behaviors for open and close crack, the author gain that normal fault is more dangerous to earthquake than reverse fault and glide fault. 3. appling fracture mechanics to discuss reservoir - induce earthquake mechanism, the author observes the characteristic of surface crack and gains the stress intensity factor induced by the pressure of rock, water and osmosis
針對庫區斷層為表面裂紋這一特點，研究水庫地震的斷裂特點，得出地應力作用下的應力強度因子、庫水作用下的應力強度因子和滲壓作用下的應力強度因子以及它們的應力強度因子之合，並且合理的解釋了構造型水庫地震的誘發機理。Oxidation of soils by bleaches can break down large molecules into smaller segments with polar sites.
關于漂白對污垢的氧化作用，使其大分子裂解為帶極性基因的短鏈段。With the help of these solutions and definitions of electroelastic field intensity factors, exact expressions for mode, mode and mode stress intensity factors as well as mode electric displacement intensity factor are obtained
使用這些解析解和電彈性場強度的定義，得到了裂紋前沿型、型和型應力強度因子以及電位移強度因子的精確表達式。For special example, the closed form solutions for complex potentials in matrix and inhmogeneity regions are derived explicitly when interface containing single crack or rigid line, and the appropriate expressions of the electro - elastic field intensity factors at the tip of crack or rigid line are examined
作為特例，求出了界面含一條裂紋或剛性線夾雜時基體和夾雜區域復勢的封閉形式解；同時計算了界面裂紋和剛性線尖端應力和電位移場強度因子。Using the complex potential method in the plane theory of elasticity of an anisotropic body, a series solution to the stress field of a finite plate containing multiple cracks subjected to arbitrary loads is obtained by means of the faber series expansion, and the stress intensity factors at the crack tips are calculated based on the theories of fracture mechanics. equivalence yield stress is introduced in order to consider the effects of the plastic zones, with which the strip yield criteria is developed in the article so that the effects of structural size and the crack interactions on the stress distribution can be considered accurately. the effects of plate size, crack size and crack distributions on the stress intensity factors as well as the residual strength of the plate are studied detailedly
採用各向異性體平面彈性理論中的復勢方法，以faber級數為工具，得到了含多裂紋有限大板在任意載荷作用下應力場的級數解，並應用斷裂力學方法確定裂紋尖端的應力強度因子；引入當量屈服應力考慮裂尖塑性區的影響，提出基於帶屈服準則的剩餘強度分析模型，能夠充分考慮結構尺寸和裂紋之間相互作用對應力場的影響；通過數值計算詳細討論了結構尺寸和裂紋之間位置關系對應力強度因子和結構剩餘強度的影響規律，得到了一系列對工程應用具有實用價值的結論。Psii consists of more than 20 different subunits, most of them being integral membrane proteins, mediating the electron transfer chain. so revealing the organization of psii subunits is a key point to elucide the mechanism of psii function
Ps的各蛋白組分有序地排列在類囊體膜上，通過其結合的輔因子形成了獨特的電子傳遞和水裂解體系。The primary primordial germ cells is obtain from the human embryos after 4 - 8 weeks of pregnancy. after mechanical desection and enzymic digestion, the cells were cultured on mouse embryonic flbroblast or human embryonic flbroblast feeder layer inactivated by mitomycin. the medium contains several cytokines : lif ( leukemia inhibitory factor ), bfgf and foskolin
從4 ? 8周的流產胎兒的原始生殖嵴部位分離到原始生殖細胞，經過機械和化學方法的解離后培養於事先用絲裂黴素處理過的小鼠胚胎成纖維細胞或人胚胎成纖維細胞飼養層上，培養基中添加了lif ， bfgef ， foskolin等細胞因子，此後大約每7天左右傳代一次。Then, nap300 and 75 were fused in a similar way to phba gene encoding 3 - ketothiolase for a direct comparison. the result indicated that the two promoter ' s expression efficiency reached a peak at the same developmental stage of tobacco, which means they have the advantage of being used simultaneously for expressing different foreign genes in plant
將nap300 、 7s分別與phba基因（編碼3 -酮硫裂解酶）相連，在相似表達環境中對二者功能進行比較，發現兩個啟動子表達模式基本相同並在同一時期達到活性高峰，因此nap300可用於改善phb合成基因在植物體內的表達調控。( 4 ) because calculation of stress intensity factors using the finite element method of the linear elastic fracture mechanics cannot satisfy the need for the real - time monitoring and the real - time analysis of cracks in concrete dams, a four - layer neural network optimized by genetic algorithm and chaos optimization algorithm is proposed. the example shows that the optimized neural network can yield good results
（ 4 ）用斷裂力學有限元計算應力強度因子不能滿足對混凝土壩裂縫實時監測、實時分析中的要求，提出了利用遺傳演算法和混沌優化演算法改進的四層神經網路的解決方法，實例分析表明，本文提出的四層優化神經網路計算的應力強度因子接近於用斷裂力學有限元計算的應力強度因子。By use of the stress free conditions on crack and the continuity conditions of stress and displacement on ideal bonded material interface, the stress field of an bi - material infinite plate with an elliptical inclusion and a deminfinite interface crack are given on the base of the complex potentials solutions obtained above. and the corresponding stress intensity factor k is given
在該復勢解的基礎上，根據裂紋表面的零應力條件和理想粘接界面上的位移和應力連續條件，通過求解hilbert問題，得到了含有夾雜和半無限界面裂紋的無限大板的應力場，並由此給出了裂尖的應力強度因子k 。By using the arrived fundamental solution, combined with the " pseudo - traction " method and the boundary collocation, the stress intensity factor for crack in a finite plate under compressive loading are solved, the effects of crack direction and boundary condition on the stress intensity factor are analyzed, and the varying curves of the sif along with the width are given
將所得的基本解與「偽力法」 、邊界配置法相結合，得到了有限板在壓縮荷載作用下應力強度因子的解法，分析了裂紋方向和邊界條件對應力強度因子的影響，給出了應力強度因子隨板寬的變化曲線。Firstly, after depicting the singularity of stress field at the top of crack, the finite element method to calculate stress intensity factor of plain fracture problems is founded
首先，對反射裂縫尖端應力場的奇異性進行了描述，建立了平面斷裂問題應力強度因子的有限單元解。4. the expressed result of pbv - a, pbv - b and pbv - c showed that the expressed protein was soluble and no inclusion body was been found. sds - page analysis show the molecular weight of protein expressed by phaa was 42kda which was equal to 3 - ketohilase, the molecular weight of protein expressed by phab was 26kda which was equal to acetoacetyl - coa reductase, and the molecular weight of protein expressed by phac was 63kda which was equal to pha synthase
表達載體pbv - a 、 pbv - b和pbv - c經誘導表達，發現所表達的蛋白均為可溶性蛋白，沒有包涵體出現；蛋白經sds ? page分析表明，基因phaa表達的蛋白分子量為42kda ，與?酮硫裂解酶分子量大小一致；基因phab表達的蛋白分子量為26kda ，與乙酰乙酰coa還原酶分子量大小一致；基因phac表達的蛋白分子量為63kda ，與pha合成酶分子量大小一致。The method in which the whole solution and the local solution is contrasted is applied to deduce the stress intensity factor solution for the model crack of the orthotropic materials, and then the influence of the materials on the stress intensity is investigated briefly
摘要利用對比全場解和局部解的方法，得出了正交異性材料型裂紋的應力強度因子表達式，並將材料常數對其的影響做了簡單的探討。分享友人