親酸物 的英文怎麼說

中文拼音 [qīnsuān]
親酸物 英文
acidaffin
  • : 酸構詞成分。
  • : 名詞1 (東西) thing; matter; object 2 (指自己以外的人或與己相對的環境) other people; the outsi...
  1. Abstract : this article reviews recent progress in nucleophilic reactions of the - carbon in vinylidene ruthenium complexes. the nucleophiles include alkene, alkyne, alcohol, acid, amine, water, etc

    文摘:綜述了近幾年釕亞乙烯基絡合中間體-碳的核反應。核試劑包括烯烴、炔烴、醇、、胺、水等。
  2. In order to find replacer for metronidazole and drug selection. some diesters or esters of acids containing nitrogen with metronidazole were designed and synthesized, which have difference in water - solubility. metronidazole was reacted with the corresponding amino or imino multi - carboxylic acid compounds in the presence of acetic anhydride or thionyl chloride or dcc. the intermediate of nitrilotriacetic acid with ac

    為尋找羥乙基甲硝唑的替代,分別採用酐法酰氯法或dcc法,將氨基羧與羥乙基甲硝唑反應,得到5個水性不同的單酯或二酯,用ms譜確證了次氨基三乙與乙酐反應的中間,並對得到的酯的
  3. In this paper, pan based metal gradient composites films ( pmgcf ) were prepared by electrochemical reduction. the effect of polymer matrix on pmgcf and preparation and its forming mechanism of pmgcf were invested, they are as follows : lacrylonitrile - methyl - methacrylate copolymer, acryonitrile - itaconic acid copolymer, acrylonitrile - methyl methacry late - sodium allyl sulfonate terpolymer have been synthesized seperately in order to analyze the effects of the mma monomer unites and the hydrophilic unites of acryonitrile terpolymer on the process of copper deposition in polyacrylonitrile - based metal gradient composite film ( pmgcf ) as well as the flexibility of the film

    其內容如下: 1通過合成的丙烯腈?甲基丙烯甲酯二元共聚( p ( an - mma ) ) ,丙烯腈?亞甲基丁二二元共聚( p ( an - ita ) ) ,丙烯腈-甲基丙烯甲酯?丙烯磺鈉三元共聚( p ( an - mma - as ) )分別作為基體制備了聚合基金屬梯度復合膜材料( pmgcf ) ,以分析加入的mma基團和水性基團對pmgcf沉積層中金屬銅的梯度分佈形態和膜的柔韌性的影響。
  4. Udp - glucuronosyltransferases ( ugts ) are glycoproteins localized in the endoplasmic reticulum that catalyze the conjugation of a broad variety of endogenous and exogenous lipophilic aglycon substrates ( such as bilirubin, steroid hormone and drugs, insecticide, etc ) with glucuronic acid using udp - glucuronic acid ( udpga ) as the sugar donor. ugts are a gene superfamily of phase ii drug - metabolizing enzymes, they are responsible for the glucuronidation of a significant number of different functional groups ( e. g

    Ugts能催化各種各樣外源和內源的脂性糖苷配基底與葡醛的結合,該反應是機體清除外源性(如藥和殺蟲劑)和內源性(如膽紅素和甾體激素)脂性化合的一個主要方式,也是藥相代謝的重要方式。
  5. Study on synthesis and property of - hydroxyl ethyl acrylate butyl acrylate amphiphilic graft copolymer

    丙烯丁酯兩接枝共聚的合成及性能
  6. The self - segregation behavior of amphiphilic copolymer on pdl - la scaffold was investigated via fluorescence - labeling technique. the modified scaffold with hydrophilic surface will not only favor the penetration of cell suspension and culture medium, but also provide the microenvironment for the growth of cells with the peo spacer combining amino acid ( rgd ) structure. according the above result, the cytocompatibility test was also performed on pdl - la 3d scaffold modified by amphiphilic copolymer with alkaline amino acid end

    這種水表面不僅有利於細胞懸液和培養介質的進入,並可以通過peo橋聯的氨基( rgd )為細胞在三維多孔支架內的生長提供類細胞外基質環境;根據以上結果,本文對堿性氨基為peo鏈端基的兩共聚-氨基類細胞外基質修飾的聚乳三維支架進行了細胞相容性的測試。
  7. The results showed the contents of condensed tannin, glucose, sucrose, maltose, and all the soluble sugars in the transgenic cottons were lower than those of their own conventional parents, and there were some differences in the concentration of tannic acid, gossypol, each amino acid, fructose, mamnose and trehalose all the free amino acids between the transgenic and non - transgenic cotton cultivars, which indicated non - organic gene inserted in the transgenic cotton had some influences on the changes in nutrients and secondary substances

    結果顯示:供試的3個轉基因棉棉株體內縮合單寧、葡萄糖、蔗糖、麥芽糖含量以及可溶性糖總量均低於各自的常規棉本;單寧、棉酚、果糖、海藻糖、鼠李糖和各種氨基含量以及游離氨基總量也與各自的常規棉本有差異,表明外源基因的導入影響了棉株體內上述質的合成與代謝。
  8. Gonadal development and fecundity are affected by certain essential dietary nutrients, especially essential amino acids, essential fatty acids, and vitamins etc. thus, during the last two decades, more attention has been paid to the optimal level of different nutrients in broodstock diets. it is well known that protein is a kind of indispensable nutrient because of its important physiological function on body structure and supplying energy to the growth and development of shrimp and crab. protein and amino acids of broodstock diet have been identified as major dietary factors that determine successful reproduction and survival of offspring

    而這些問題的解決則要求對中華絨螯蟹生殖過程中的攝食和消化生理機制,體性成熟期對各種必需營養素(如必需氨基、必需脂肪和維生素等)的需求,卵細胞發生過程中營養質的合成、轉運及貯存規律,以及在受精卵、胚胎和后續以內源性營養為主的?狀幼體發育階段對卵黃磷蛋白的消耗和利用模式等環節進行較為深入的研究,在全面系統地了解中華絨螯蟹的生殖營養生理的基礎上,探討體生殖營養對卵質、孵化及后續幼體生長發育的影響。
  9. Thus, the system could be kept at a lower super - saturation state under the condition of higher concentration of ca2 + to obtain aragonite whisker. the surface of aragonite must be modified to overcome the shortcomings leading to poor dispersion and combination with polymer materials

    為了解決作為無機填料由於表面水疏油而在聚合材料內部分散性差、與高聚本體結合力差等的缺點,必須對文石相碳鈣晶須進行表面改性。
  10. A novel aqueous two - phase system can be formed by the mixtures of a polymer and cationicanionic surfactants. such a system can be used as a partitioning system of proteins. in this work, we investigated the formation, phase behavior and protein partitioning in aqueous two - phase systems formed by dodecyltriethylammonium bromide / sodium dodecylsulfate / peg and dodecyltriethylammonium bromide / sodium dodecylsulfate / dextran. the ligands with affinity were attached to the polymers and the affinity partitioning of proteins was investigated. it was shown that the surfactants and polymers are enriched in different phases of aqueous two - phase systems. phase separation are promoted by increasing temperature and adding inorganic salts. different proteins are partitioned in different phases. the selectivity of protein partitioning is increased by adding ligands with affinity

    報道了由正負離子表面活性劑與高聚混合溶液形成的一種可用於蛋白質的分離及分析的新型雙水相萃取體系.研究了正負離子表面活性劑(溴化十二烷基三乙銨/十二烷基硫鈉)分別與葡聚糖和聚乙二醇混合雙水相體系的形成規律、相行為及牛血清蛋白和溶菌酶在雙水相體系中的分配.通過在高聚分子中接上和配基,研究蛋白質在雙水相體系中的和分配.結果表明,在該體系中,表面活性劑與高聚分別富集於不同相中.升高溫度及加入無機鹽均可促進雙水相體系的形成,不同蛋白質可分配于不同的相中.和配基的引入極大地增強了蛋白質分配的選擇性
  11. The chondrocyte and osteoblast cytocompatibility test on amphiphilic copolymer - amino acid ( rgd ) hybrid modified pdl - la membranes showed that : the cell attachment, growth and activity were promoted on pdl - la membranes modified by amphiphilic copolymer with alkaline amino acids ( arginine and lysine ) and rgd end. the result also showed the effect of peo chain length of amphiphilic copolymer on cell attachment and growth

    在兩共聚-氨基( rgd )修飾的聚乳平面材料上的軟骨細胞和成骨細胞相容性測試結果表明:以堿性氨基及rgd為活性端基的兩共聚改性聚乳體系,對細胞的粘附、生長及活性均有明顯的促進作用。
  12. Due to the unique high affinity and reversible interactions with diols, boronic acid - based fluorescent sensors can be used in carbohydrate sensing and recognition

    摘要有機硼類熒光傳感器可與二羥基化合進行高和性且可逆地結合,故可用於糖類傳感和識別。
  13. The cdna of subunit b was 1470 nucleotides long coding for 489 amino acids with a conservative atp binding site " 324 - sgsit - 328 " and a predicted molecular mass of 54. 29 kda. amino acid sequence alignment analysis suggested that the v - h + - atpase b subunit of s. salsa had high homology with other reported v - h + - atpase subunit b. the h + - atpase subunit h from s. salsa was a hydrophilic protein with 465 amino acids and a predicted molecular mass of 52. 8 kda, which was encoded by a cdna with 1398 nucleotides in orf. blast analysis indicated that the h + - atpase subunit h from s. salsa had a high amino acid sequence identity with those coming from plants, but had relatively low sequence identity with those coming from other species

    鹽地堿蓬液泡膜h ~ + - atpaseb亞基是由1470個核苷編碼的長達489個氨基的多肽,分子量約54 . 29kda ,存在保守的atp結合序列「 324 - sgsit - 328 」 ,與其他種來源的v - h ~ + - atpaseb亞基具有較高的氨基序列相似性; h亞基為水多肽,開放閱讀框長達1398 - bp ,編碼465個氨基殘基,分子量約52 . 8kda ,與植來源的液泡膜h ~ + - atpaseh亞基具有較高的氨基序列相似性,而與其他種來源的v - h ~ + - atpaseh亞基同源性較低; c亞基開放閱讀框為495 - bp ,編碼164個氨基殘基,分子量約16 . 6kda ,為一跨膜多肽,存在四個可能的跨膜區。
  14. The study of in - situ construction of cytocompatible surface on pdl - la matrix via amphiphile - amino acid ( rgd ) hybrid self - segregation - the amphiphilic diblock copolymer, poly ( dl - lactide ) - poly ( ethylene oxide ) ( pla - peo ) copolymer, containing hydrophobic pla block and hydrophilic peo block was synthesized via coupling method in this dissertation. cell - adhesion - promoting amino acids and integrin receptor peptide rgd were then immobilized at the end of peo chain of pla - peo copolymer via hydroxyl group activation technique. the solvent blending and casting method was then used to obtain the amphiphile modified pdl - la membranes

    共聚-氨基( rgd )雜化體原位自修飾構建聚乳細胞相容性表面的研究一本論文首先設計併合成了一類含疏水聚乳( pla )鏈段和水聚氧乙烯( peo )鏈段的兩嵌段共聚材料( pla - peo ) ,利用peo鏈端的活性官能團羥基固定了促細胞粘附的氨基及整合素配體多肽片段rgd 。
  15. Based on the " self - migrating and surface - segregation " behavior, the amphiphile segregation surface was therefore constructed on hydrophobic pdl - la matrix, which containing the structure of peo spacer combining cell adhesion ligands to mimic the extracellular matrix ( ecm )

    基於兩共聚在疏水高聚材料內的自遷移和表面富集行為,在聚乳材料上構建了以peo橋聯氨基或整合素配體多肽片段的類細胞外基質表面。
  16. Two pta - mutants have been selected by using suicide substrate after the mini - tn5 transposon insertion mutagenesis of klebsiella pneumoniae m5al. when used in microaerobic fermentation, the amount of acetate produced by the mutants reduced to less than 50 % of the parent strain, and the yields improved whereas the 1, 3 - propanediol titers and productivities decreased

    以klebsiellapneumoniaem5al為出發菌株,用mini - tn5隨機轉座誘變結合自殺性底篩選的方法得到了兩株產乙途徑pta基因缺失突變株xl - 6和xl - 11 ,應用到微氧法發酵中,突變株的乙產量為株的50以下,甘油轉化率有所提高,但1 , 3 -丙二醇濃度和生產強度有所下降。
  17. Although these phosphorylation sites are silent in the signaling of self - incompatibility, it possibly play roles in other biological processes. 4

    盡管在自交不和中磷化位點可能沒有發揮作用,但它們有可能參與其西南農業大學碩士學位論文摘要它的生學反應。
  18. When copper exceeds the cellular needs, it is toxic through the production of highly reactive hydroxyl radicals, that have deleterious effects on cellular components including destabilization of plasma membranes and lysosomal membranes

    但是也具有毒性,銅可以與一些脂質,蛋白質和核質高和性地結合,並催化其氧化,所以維持銅濃度在一定的正常范圍很重要。
  19. The mechanism of ki 11 ing the schistosomulae in vitro depending on the specific ige antibody were observed. the distribution of the protein encoded by the cloned gene was determined by immuno - electromicroscopy with protein a - colloidal gold. in order to further analyse the epitope features of the protein relevant to the specific ige antibody, the phage display library of random peptides was screened by pooled sera with the specific ige antibody

    藉助現行生信息學分析手段,通過網際網路進入genbank數據庫,對sj43b與已知序列進行同源性比對,應用dnatoois軟體對其編碼蛋白序列的氨基紐成、水性、抗原性和可及性進行分析,並在blastp程序下在genbank蛋白數據庫中對sj43b編碼3人卞醫科大學博士學杠論文蛋白進行同源性檢索。
  20. Escherichia coli phytase appa is an alternative enzyme with performance advantages over the conventional a. niger enzyme. the appa phytase displays several favorable characteristics : an acidic ph optimum close to the physiological ph range of the stomach of pigs and chickens, higher affinity to sodium phytate, greater resistance to pepsin than the commercially available a. niger phya, and higher catalytic efficiency for phytate than that of all other known phytases

    大腸桿菌來源的appa植酶是一種新型的植酶,與常規的黑麴黴植酶相比具有許多優點,如與豬、雞等畜禽胃的ph環境更加適應,與底更強的合性以及對消化道蛋白酶更強的抵抗性。
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