脫乙酰基 的英文怎麼說
中文拼音 [tuōyǐjī]
脫乙酰基
英文
deacetylation-
The association of gene polymorphisms of mgp and alad with lead blood level in children
羧基谷氨酸蛋白和氨基乙酰丙酸脫水酶基因多態性與兒童血鉛的關系After de - acetylating chitin, chitosan can be easily dissolved in a dilute acetic acid solution, and chitosan fibers can be made by extruding the solution into a dilute alkali solution
甲殼素脫乙酰基后得到的甲殼胺可以很方便地溶解在稀醋酸水溶液中，經噴絲孔擠出後用稀堿中和沉澱即可得到甲殼胺纖維。- acetolactate decarboxylase are widely found among bacterial strains but not in other groups of organisms. the enzyme has been demonstrated to be effective for removal of acetolactate and widely used in beer product. in this paper, - acetolactate decarboxylase from bacillus subtilis was purifed to homogeneity from cell extract by ammonium sulfate - fractionation, heat treatment, deae - sepharose fast flow column chromatography
本文對來源於枯草芽孢桿菌（ bacillussubtilis ） 3226 - 5的-乙酰乳酸脫羧酶經硫酸銨分級沉澱、熱處理、 deae - sepharosefastflow離子交換柱層析等分離純化步驟，得到sds - paeg電泳純，通過n末端氨基酸序列分析驗證酶蛋白的純度。Study on the activity of deacetyl rifapentine against mycobacterium tuberculosis growth
脫乙酰基利福噴丁抗結核桿菌生長活性的研究N - cyclohexylmaleimide was synthesized by dehydration and ring closure of n - cyclohexylmalemic acid in the presence of a catalyst consisting of a mixture of sulfuric acid and triethylamine
摘要用濃硫酸和三乙胺共催化環己基馬來酰胺酸脫水關環合成環己基馬來酰亞胺。Chitooligosaccharide is a kind of oligosaccharide which is made from chitin or chitosan by chemical or enzymatic decomposing method
它是甲殼質經脫乙酰基而得到的一種天然陽離子多糖。Acetylornithine deacetylase is the key enzyme of producting l - methionine. we mainly do research work on the construction of acetylornithine deacetylase gene - engineering strain and characteristic of proteinase. in order to get high expression deacetylase strain, we obtain the gene by pcr arge gene. the product ( 2800bp ) was cloned into puc19 plasmid and confirmed with blue / white dot screening > restriction enzyme analysis and pcr. then taking the nucleotide sequencing compared with the sequence at blast of u. s. a. we constructed a high expression of gene - engineering strain - pxj 128 which containing the arge gene on the high expressing system of pxji18 with activity of acetylornithine deacetylase above 20000u / g
為了獲得高效表達的脫乙酰鳥氨酸酶工程菌株，在工程菌技術改造及其固定化研究做了進一步的研究和探討。我們採用基因工程技術，通過pcr技術擴增出了酰化酶關鍵酶基因?脫乙酰鳥氨酸酶基因arge ，將其克隆到puc19載體中，經酶切鑒定、 pcr鑒定篩選出重組陽性質粒，並測序鑒定，通過美國blast程序進行了基因數據庫相似性比較分析。In this paper, the relationship on inherent viscosity, degree of deacetylation and degree of carboxymethyl has been studied ; the preparation process of cx - 2, the histocompatibility and the animal cell culture have been described. the results provide foundational theories for preparation of the mcs and application in large - scale animal cell culture. cm - ch is a water - soluble derivative of chitosan
依次進行了cm - ch特性粘度、脫乙酰度、羧基化度的研究； cx - 2微載體的制備工藝優化研究； cx - 2微載體的組織親和性研究以及動物細胞培養實驗，為新型微載體的規模化制備及應用提供了一定的理論依據。Chitin possesses special character and usage after modification such as modified as sulphonation, carboxymethylation, deacetylation etc. the derivatives are widely used in the fields of chemical industry, medicine, food, cosmetics, printing and dyeing, papermaking, environmental protection and agriculture etc. chitin is the ba
甲殼素經過化學修飾和改性，如磺化羧甲基化脫乙酰化等可獲得具有特殊性質和用途的甲殼質系列衍生物，在化工醫藥食品化妝品印染造紙環保農業等領域具有廣泛用途。The results manifest that it is advisable to prepare certain molecular weight cm - ch from corresponding mw ch ; deacetylation degree and carboxymethyl degree of ch are unchanged after a series of reactions
實驗結果表明：可以由特定分子量ch制備相應分子量的cm - ch ； ch經系列反應后，脫乙酰度和羧基化度穩定。分享友人