Chinese translation for "比活性"
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- iecific activity
specific activity
Related Translations:
活性微生物: active microorganism 生理活性: biological activityphysiological activity 倍增活性: multiplication activity 活性发酵: active fermentation 活性单位: active unitactivity unit
- Example Sentences:
| 1. | The most often used units of specific activity(abbreviated sp. act. ) are curies/mole . 最常用的比活性(符号是SpAct)单位是居里克分子。 | | 2. | The most often used units of specific activity ( abbreviated sp . act . ) are curies / mole 最常用的比活性(符号是sp act )单位是居里克分子。 | | 3. | 5 mmol / l and 2 . 4 mmol / l group reached the peak at p30 . after p15 , the activity of pkc increased when treated with low concentration of lead but decreased with high concentration of lead 4mmoul铅暴露组的pkc比活性在至p22则不但未见降低,反而继续升高m2至ppo又继续升高,成为最高点。 | | 4. | However , depending on the differences among e . coli strains , and the procedures used to extract and purify endotoxin that serves as standard for these measurements , some differences might occur in the specific activity 然而,依靠大肠杆菌张力的不同,用这些测量法的标准,过程中曾经析取和净化内毒素,一些不同的力量存在比活性。 | | 5. | There are two egfr signaling pathways , one is the classical ras / raf / mek / mapk pathway and the other is pi - 3 - k / pkb pathway . in this part , the phosphorylation and / or activity of some key molecules in these two signaling pathways in differently transfected h7721 cells were investigated . by means of specific antibodies combined with weste Egf刺激后不同转染细胞中的pkb活性、 p42 / 44mapk和mek磷酸化都明显增加,其中gntv一s / h7721细胞pkb比活性、 p42 / 44mapk和mek磷酸化程度较mock细胞增加明显,而gntv一as / h7721细胞中上述指标的增加程度则不及mock细胞。 | | 6. | When complemented with fe protein , the nifb mofe protein had hardly any ft - reducing activity , but could be significantly reactivated by femoco extracted from op mofe protein to a high proton - reducing activity , which was very close to the highest value of c2h2 - reducing activity report ed previously in other laboratorys 此粗提物可为用nmf抽提的opmofe蛋白的femoco激活,所得fe蛋白具有与opfe蛋白相似的互补活性,可使opmofe的比活性达到2192nmolc _ 2h _ 2 min mg蛋白。 | | 7. | Results ( 1 ) effect of different concentration of lead on the activity of pkc for the control , the activity of pkc increased gradually at the early devel - opping stage and rose sharply on the 15th day , reached the peak , then decreased on the 22nd day and increased shortly until the 30th day with the activity almost turned back to the level at birth or even lower . compared with the control , groups treated with different concentration of lead showed a graph of different cytoplasmic activity of pkc . most of the groups reached the peak at p15 , but the 0 L )铅暴露小鼠脑胞浆pkc活性与正常组相比可见一定的差异,多数组第15日问)为最高峰,低浓度染铅组在某些时段中pkc比活性高于正常组,而随着铅浓度的升高,这些时段的pkc活性逐渐降低,较高铅浓度组酶活性均低于正常组; inunovl汐)组的p22以后,比活性迅速升高,至p30时比对照组高出很多。 | | 8. | The recombinants were constructed by transforming ppic9 a - xynb into p . pastoris gs115 . the assay results revealed that the xylanase gene xynb was overexpressed and secreted effectually in p . pastoris . in 3l fermentor the expression level of xylanase xynba exceeded 1200iu / ml and the expressed xylanase had normal bioactivity . the molecule weight of xynba was determined as about 31kd which is higher than 23kd of original enzyme xynb from streptomyces olivaceoviridis a1 . xynbb was gotten by deglycasylation of xynba , whose molecule weight returned to 23kd . we comparised the enzymatic properties of xynba expressed in p . pastoris , xynbb deglycasylated from xynba and xynb produced from streptomyces olivaceoviridis al : there was little difference among the three enzymes on optimal ph , the optimal ph of xynb and xynba were both 5 . 2 , the optimal ph of xynbb was 5 . 0 ; the optimal temperature of xynb and xynba were both 60 c , while the optimal temperature of xynbb was 50 ? ; because of glycosylation the thermal stability of xynba was better than xynb and xynbb ; the specific activity of xynba and xynbb were 883 . 88iu / mg and 832 . 5hu / mg respectively , which were both lower than 2814 . 45iu / mg of xynb ; the km values of xynb and xynba were similar to each other which were 21 . 56 ( g / kg ) and 20 . 87 ( g / kg ) , while the km value of xynbb was 27 . 10 ( g / kg ) ; the fmax of xynba and xynbb were 4568umol / mg . min and 5329umol / mg . min respectively which were lower than 27623 umol / mg . min of xynb ; additionally all of the three enzymes did not display cellulase activity . they all had well resistance to pepsion and trypsin , and were not sensitive to metal iron , surface active agent and chelating agent . the analysis of different xylans enzymatic hydrolysate revealed : by xynba , that the main constitutions of enzymatic hydrolysate of birch wood xylans were xylotriose and xyloquaiose , which account for 68 . 43 % and 16 . 50 % respectively , additionally there was 11 . 79 % of xylobiose ; the main constitutions of enzymatic hydrolysate of corncobs xylans were xylobiose and xylotriose , which account for 81 . 78 % and 11 . 55 % . the result indicated that this xylanase was a kind of 1 , 4 - b - d - xylanohydrolase and was fit to used in industrial procession of xylooligosacc harides 进一步对xynba进行了脱糖基化处理得到xynbb ,其分子量恢复到23kd ,证明xynba是糖基化蛋白。通过对毕赤酵母重组表达的木聚糖酶xynba 、脱糖基化的木聚糖酶xynbb以及橄榄绿链霉菌a1所产原酶xynb之间酶学性质的比较发现:三种酶的最适ph差异不大, xynb和xynba均为5 . 2 , xynbb为5 . 0 ; xynb和xynba的最适温度均为60 , xynbb降为50 :在耐热性上, xynba由于糖基化作用热稳定性明显高于未糖基化的xynb和xynbb ; xynba和xynbb的比活性分别为883 . 88iu mg和832 . 51iu mg ,明显低于原酶的比活2814 . 45iu mg ; xynb和xynba的km值相当,分别为21 . 56 ( g kg )和20 . 87 ( g kg ) ,而xynbb的km值较大为27 . 10 ( g kg ) ; xynba和xynbb的vmax相差不大,分别为4568 mol mg ? min和5329 mol mg ? min ,明显低于xynb的27623 mol mg ? min此外三种酶均无纤维素酶活性,对胃蛋白酶和胰蛋白酶有很好的抗性,且对作用环境中的各种离子、表面活性剂、螯合剂不敏感。通过对不同木聚糖的酶解产物的糖份分析发现:以桦木木聚糖为底物时,酶解产物主要为木三糖和木四糖,含量分别为68 . 43和16 . 50 ,另外还含有11 . 79的木二糖;以玉米芯木聚糖为底物时,酶解产物主要为木二糖和木三糖,含量分别为81 . 78和11 . 55 。 | | 9. | The activities of sod in the roots of brassica chinensis l treated with ph4 . 5 or ph 3 . 5 solutions increased faster than those treated with ph5 . 6 . but with increasing in concentrations of zn or cd , the activities of sod decreased . the activities of sod in the leaves of brassica chinensis l treated with ph4 . 5 had changed only a little , but had changed more when treated with ph3 . 5 Ar1 , ar2的酸雨下,小白菜根系sod比活性在低浓度zn 、 cd条件下,比ar0 ( ph5 . 6 )的酸雨下高,但随着zn 、 cd浓度的增加, sod比活性下降; ar1的酸雨下,小白菜叶中sod比活性与ar0的酸雨下相比变化不大,而ar2的酸雨下, sod比活性明显比ar0的酸雨下小。 |
- Similar Words:
- "比划比画艺廊" Chinese translation, "比划着表演" Chinese translation, "比混浊法" Chinese translation, "比活" Chinese translation, "比活塞半径, 相对活塞半径" Chinese translation, "比活性;比活度" Chinese translation, "比霍" Chinese translation, "比霍尔德" Chinese translation, "比霍尔龙" Chinese translation, "比霍尔姆" Chinese translation
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