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酶活     
相关语句
  enzyme activity
    Standardization of Administration Procedure for Mice Exposed to Cigarette Smoke and the CYP1A1 Gene Expression Detected by an Enzyme Activity
    小鼠吸入香烟烟雾染毒过程的标准化和使用酶活检测在烟熏小鼠中基因CYP1A1的表达(英文)
短句来源
    coli ,the expressing product was 31.5% of the total cell protein, its enzyme activity was 38.5 U/mg.
    表达产物占菌体总蛋白的31.5%,酶活为38.5 U/mg.
短句来源
    The best enzymatic hydrolysis conditions were as follows: pH value 4.8, temperature 45 C, enzymatic hydrolysis time 4h, enzyme dosage 13.3%(v/v). Beyond the limit value of enzyme activity, if solid concentrations were 20g/L, 60g/L and 100g/L, sugar-removing ratio were 65.47%, 50.62%, 40.62% respectively.
    采用木聚糖酶最佳酶解条件:pH值4.8,温度45℃,酶解时间4h,加酶量为13.3%(体积比),酶活大于极限值,固形物浓度为20g/L,60g/L,100gm,除糖率分别为65.47%,50.62%,40.62%。
短句来源
    Through screening a lot of mutants with the method of transparent zones and culture filtrate, best five ones were obtained with high –yield of stable PHBV depolymerase, named as 05,06,11,19 and H2. The enzyme activity of the06 and H2 were 5.6 and 5.38 times of the original one.
    DS9702-D10 为出发菌株,通过紫外线诱变分生孢子,采用透明圈初筛和摇瓶培养复筛的方法获得 5 株能稳定遗传的分泌 PHBV 解聚酶的高产菌株,其中 06 PHBV 解聚酶的酶活是原始菌株 PHBV 的 5.6 倍,H2 PHBV 解聚酶是原始菌株的 5.38 倍。
短句来源
    2. Variation of polyphenoloxidase in phenanthrene-degrading and other aromatic compounds-degrading bacteriaThe effects of phenanthrene on phenol oxidase of Sphingomonas paucimobilis ZX4 were studied by mensurating polyphenoloxidase activity and PAGE combined with enzyme activity staining phenol oxidase.
    2.菲及其他芳香环化合物对其降解菌多酚氧化酶的影响以少动鞘氨醇单胞菌(Sphingomonas paucimobilis)ZX4菌株为对象,通过酶活检测和PAGE活性染色法,研究了以菲为代表的多环芳烃对细胞内多酚氧化酶的影响。 结果显示,经菲诱导后,ZX4菌株多酚氧化酶的活性和组成都发生了明显变化。
短句来源
更多       
  enzymatic activity
    The higher the EDTA concentration, the stronger the enzymatic inhibition was. When the EDTA concentration reached beyond 25 mmol. L~(-1), the enzymatic activity was completely stopped.
    EDTA浓度小于1mmol L~(-1)时,对酶活没有影响或影响很小,当EDTA浓度大于1mmol L~(-1)时,会抑制酶活性,抑制作用随着浓度的增加而加强,当EDTA浓度达到25mmol L~(-1)时,几乎完全抑制酶的活性。
短句来源
    The pH optimum for crude enzyme was 6.8 for enzymatic degradation of chlorpyrifos,and it had comparatively high activity in the range of pH 6.0~9.0.The optimum temperature for enzymatic activity was at 40℃,it still had comparatively high activity in the range of temperature 20~50℃,the activity of enzyme rapidly reduced at 55℃,its activity was 41% of the maximal activity.
    该酶对毒死蜱的酶促降解最适pH为6.8,在pH 6.0~9.0之间都有较高的活性; 最适温度为40℃,在实验温度范围(20~50℃)内该降解酶均具有较好的降解活性,但在55℃时,酶活迅速降低,降低到最高酶活力的41%.
短句来源
    ③the enzymological characterizations research illustrates that the optimum temperature is larger than 35℃,and the enzymatic activity still remains completely at 80℃ for 4 hours;
    酶学特征研究说明:酶的最适反应温度为大于35℃,在80℃维持4 h酶活仍能完全保留;
短句来源
  activity of enzyme
    The pH optimum for crude enzyme was 6.8 for enzymatic degradation of chlorpyrifos,and it had comparatively high activity in the range of pH 6.0~9.0.The optimum temperature for enzymatic activity was at 40℃,it still had comparatively high activity in the range of temperature 20~50℃,the activity of enzyme rapidly reduced at 55℃,its activity was 41% of the maximal activity.
    该酶对毒死蜱的酶促降解最适pH为6.8,在pH 6.0~9.0之间都有较高的活性; 最适温度为40℃,在实验温度范围(20~50℃)内该降解酶均具有较好的降解活性,但在55℃时,酶活迅速降低,降低到最高酶活力的41%.
短句来源
    The pH suitable for keeping enzyme was 6~9,with the optimum pH 8.0.The activity of enzyme was down to 59.22% and zero when treated at 45℃ for(30 min) and 70℃ for 30 min,respectively.
    水解酶热不稳定,45℃处理30m in,酶活下降59.22%,70℃处理30m in可完全灭活。
短句来源
    Both EPS and the activity of enzyme change with the biomass.
    比酶活和EPS均呈现先增大,再降低,最后较为平缓的趋势;
短句来源
    By studying the degradation of the cultaure liquid and crude enzyme liquid for several dyes, it has shown thatthey have an obvious decoloration. The degradative ability of lignin peroxidase has definite demands for such condi-tions as activity of enzyme, concentration of H_2O_2 and dyes, temperture,pH,etc.
    研究黄孢原毛平革菌培养液及其粗酶液对几种染料的降解能力,结果表明有明显的脱色作用,木素过氧化物酶的降解能力的大小与酶活大小、H_O_2浓度、染料浓度、温度、pH等条件有一定的关系。
短句来源
    The pH area for keeping of enzyme is 5.010.0,with the optimum pH 7.0.The activity of enzyme is down to 50% and zero when treated with 45 ℃ 30 min.
    该酶热不稳定 ,4 5℃ 30min处理 ,酶活下降 5 0 % ;
短句来源
  “酶活”译为未确定词的双语例句
    Characteristics of cellulase activity of a composite microbial system-MC1 with efficient and stable cellulose degradation
    高效稳定纤维素分解菌复合系MC1的酶活特性
短句来源
    Study on Activity Enhance of and Petroleum Degradation by Lignin Peroxidase from Phanerochaete Chrysosporium
    黄孢原毛平革菌合成木素过氧化物酶酶活提高及其降解石油的研究
短句来源
    ABTS (0.5-lmM/L) is shown to be the best inducer of laccase production, reaching maximum values of about 410 U/ml.
    添加诱导剂ABTS(0.5-1mM/L)对漆酶的活性影响最明显,与对照相比可提高漆酶酶活5倍,约为410 U/ml。
短句来源
    The recombinant E. coli cell harboring pDB2 extract showed 3.2 units (mg crude protein)-1 of C23O activity.
    比色法测定重组子pDB2的邻苯二酚2,3双加氧酶(C23O)酶活为3.2 units/mg protein。
短句来源
    The activities of the three kinds of enzymes increased to 1.5 times, 2.18 times and 2.78 times of their initial activities, The acquirement rate of their activities were 30.7%> 43.6% and 55.6%.
    对降解酶系进行了初步分离纯化,结果酶液中三种酶分别纯化到1.5倍、2.18倍和2.78倍,酶活的收率分别为30.7%、43.6%和55.6%。
短句来源
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  enzyme activity
The effect of the most promising ones have been looked on the counterparts from mammalian sources and difference in the susceptibility towards enzyme activity inhibition were noted.
      
The results indicated that cancer stem cells show a higher level of enzyme activity than non-stem cells.
      
The Cu2+ had strong restrictive effect on enzyme activity.
      
A rapid but transient decrease in the enzyme activity was observed after 9-12 h after adding glucose to the culture medium.
      
In the first case, the enzyme activity adsorbed on residual solids after extended hydrolysis was used for hydrolysis of the newly added substrate.
      
更多          
  enzymatic activity
The enzymatic activity of the mutant was 188 U/ml at 37°C, which was 80% that of the wild type in the same conditions.
      
It is possible that this mutation severely impairs enzymatic activity and is the underlying basis for the pathology seen in this patient with Hunter syndrome.
      
After immobilization, microbial cells retained 79-91% of their initial enzymatic activity.
      
Pretreatment of plant seeds with kartolin-4 (o-isopropyl-N-2-hydroxyethyl carbamate), a preparation with cytokinin activity, reduced the dehydration-induced inhibition of enzymatic activity.
      
A New Method of Visualization of the Enzymatic Activity of Flavocytochrome b2 in Electrophoretograms
      
更多          
  activity of enzyme
Studies of hydrolytic activity of enzyme preparations of Penicillium and Trychoderma fungi
      
Microencapsulated PAL has an apparent enzyme activity that is 20% of the activity of enzyme in free solution.
      
Supplementation of fermentation medium with external nitrogen (organic and inorganic) showed a mixed impact on bacterial activity of enzyme synthesis.
      
When the quantity of extract or of cells is increased, the specific activity of enzyme, measured by the Warburg manometric method, decreases.
      
The activity of enzyme recovered by elution after electrophoresis in non-denaturing polyacrylamide gels was wholly dependent on pyridoxamine 5-phosphate.
      
更多          
  enzyme life
Enzyme life was shown to be independent of the solvent used; increasing the solvent polarity resulted in higher levels of hydrogen peroxide production.
      


The glucoamylase separation efficiency of salting-out method was as low as 75% or so.About 20% of glucoamylase was left in the solution.We tried to retrieve glucoamylase from waste solution with membrane technique.The results showed that the glucoamylase vigour was concentrated from 1160 u/ml in waste solution to 26442 u/ml,the concentrating ratio reached 80 times.The whole leak efficiency of glucoamylase was less than 10%,the economic benefit was obvious.

糖化酶盐析提取率一般较低,仅75%左右,约20%残存在被排放的废液中,损失较大,我们试图应用膜技术进行回收,结果表明,酶活从废液1160u/ml 浓缩到26442u/ml,浓缩达80倍,酶累积透过率<10%,经济效益明显。

Using waste as medium, 19 strains were isolated from the compost of municipal solid waste when the temperature was at 45℃ and 55℃. The enzyme activities of protease, lipase, pectase and cellulase were measured respectively. The enzyme activity of thermophilic bacteria was higher than that of mesophilic one, which was the same as the result of technological process. The decomposition of microorganism mainly happened in the thermophilic and mesophilic stage during composting.

采用垃圾培养基,在城市生活垃圾堆肥处理过程中,温度达45℃和55℃时,对堆肥进行分离,获得19株菌株,并测其蛋白酶、脂肪酶、果胶酶和纤维素酶的酶活。55℃菌株的平均酶活高于45℃菌株,与工艺条件研究结果一致。微生物的分解作用,主要在中温和高温阶段进行。

The pyrogallol autoxidation assay for superoxide dismutase(SOD)was partly improved to make it simpler,save time and reagents.The kinetics of this reaction was also primarily studied.The results suggested that the assay was suitable to partly purified enzyme,and it was stable.It was considered the first-choosen method for great number of activity trace in column chromatography and might be- come the basis of automatic analysis of superoxide dismutase.

本文对邻苯三酚自氧化测定超氧化物歧化酶活力的方法做了部分改进,使其操作更简便省时,节省试剂;并对该实验条件下反应的动力学做了初步研究,表明该法比较适合经部分纯化的酶活测定,结果比较稳定,认为是柱层析中大批量活性跟踪的首选方法,可作为自动分析的基础。

 
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