查询词典 activity

Quantitative structure-activity relationship studies showed that when the test grass was rape, their herbicidal activity was mainly related with substituent molar refractivity; when the test grass was barnyard grass, their herbicidal activity was mainly related with the electronic parameters of the substituents at the para-position of benzene ring.

定量的结构与活性关系研究表明，当作用对象为油菜时，化合物的活性可能主要与取代基R的摩尔分子折射常数有关；当作用对象为稗草时，化合物的活性可能主要与取代基R的电性参数有关。1-位为氢时，有利于对油菜生长的抑制；1-位为甲基时，有利于对稗草生长的抑制。

In order to make clamping and unclamping fast, make the traditional whorl into hydraulic transmission, the fixation of the activity pincers depend on embracing activity pincers body firmly through frictional force comes by the brake handle driving steel band brake lump. That realizes the fast movement of the activity pincers body, while clamped strength guaranteed by clamping the spring.

为了实现快速夹紧与快速松开，将传统的螺纹改成液压传动，活动钳身的固定通过刹车手柄来带动钢带刹车块通过摩擦力来抱死活动钳身，从而实现活动钳身的快速移动，而夹紧力则由夹紧弹簧来保证。

The profile of liver CYP450 induction by DEX in male rat After 4 daily i.p. administering of 0,25, 50 and lOOmg/kg/d DEX in male Wistar rat, it was determined the total CYP450 content, the mRNA and protein expression levels of CYP3A1, CYP3A2 and CYP2B1/2, and the ERD (CYP3A catalytic activity), PROD (CYP2B catalytic activity) and BROD (total CYP450 catalytic activity) in livers.

DEX对雄性大鼠肝脏CYP450的诱导效应雄性Wistar大鼠腹注0、25、50和100mg DEX/kg/d诱导处理4天后，测定大鼠肝脏总CYP450含量，CYP3A1、CYP3A2和CYP2B1/2的mRNA及蛋白表达水平，肝脏红酶素脱甲基酶(ERD，CYP3A活性)，苄氧基试卤灵脱乙基酶(PROD，CYP2B活性)，苯氧基试卤灵脱乙基酶(BROD，总CYP450活性)，结果表明，CYP450含量、ERD、PROD和BROD在DEX多次诱导后都有升高，CYP3A1 mRNA表达水平、蛋白含量和酶活性有明显的升高，剂量效应关系明显；CYP3A2蛋白也有明显升高，而其mRNA表达水平却没有变化，提示CYP3A1和CYP3A2的诱导机制可能不同。

The profile of liver CYP450 induction by DEX in male ratAfter 4 daily i.p. administering of 0,25, 50 and lOOmg/kg/d DEX in male Wistar rat, it was determined the total CYP450 content, the mRNA and protein expression levels of CYP3A1, CYP3A2 and CYP2B1/2, and the ERD (CYP3A catalytic activity), PROD (CYP2B catalytic activity) and BROD (total CYP450 catalytic activity) in livers.

DEX对雄性大鼠肝脏CYP450的诱导效应雄性Wistar大鼠腹注0、25、50和100mg DEX/kg/d诱导处理4天后，测定大鼠肝脏总CYP450含量，CYP3A1、CYP3A2和CYP2B1/2的mRNA及蛋白表达水平，肝脏红酶素脱甲基酶(ERD，CYP3A活性)，苄氧基试卤灵脱乙基酶(PROD，CYP2B活性)，苯氧基试卤灵脱乙基酶(BROD，总CYP450活性)，结果表明，CYP450含量、ERD、PROD和BROD在DEX多次诱导后都有升高，CYP3A1 mRNA表达水平、蛋白含量和酶活性有明显的升高，剂量效应关系明显；CYP3A2蛋白也有明显升高，而其mRNA表达水平却没有变化，提示CYP3A1和CYP3A2的诱导机制可能不同。

After 24 h reperfusion, these values were 403, 155 and 293 for PO2/FiO2; 3.7, 11.0 and 6.7 for lung injury pathology score; 3.7, 6.4 and 5.2 for wet-to-dry ratio; 2,3, 7.2, 5.0 for MPO activity; 0.7, 1.5, 1.2 for MDA activity in lung tissue, 2.5, 5.5, 4.6 for MDA in serum, 29.3, 43.1, 32.1 for CINC activity.

再灌注24 h，各组PO2/FiO2分别为403， 155，293；肺损伤病理评分为3.7， 11.0， 6.7；W/D分别为3.7， 6.4， 5.2；MPO活性分别为2.3， 7.2， 5.0 U·g-1；MDA肺组织中活性为0.7， 1.5， 1.2 nmol·mg pro-1；血清中活性为2.5， 5.5， 4.6 nmol·mL-1；CINC活性分别为29.3， 43.1， 32.1 pg·mg pro-1。

Results:The values were 388, 179 and 265 for PO2/FiO2; 3.2, 6.5 and 5.0 for lung injury pathology score; 3.5, 5.6 and 5.2 for wet-to-dry ratio; 2.3, 5.2, 4.4 for MPO activity, 0.8, 2.6, 1.6 for MDA activity in lung tissue, 2.3, 8.1, 5.2 for MDA in serum, 26.4, 114.4, 19.9 for CINC activity (Sham, control, and SS groups, respectively) at 2 h reperfusion.

结果：再灌注2 h，假手术组、对照组、西维来司钠组，PO2/FiO2 分别为388， 179， 265；肺损伤病理评分为3.2， 6.5， 5.0；W/D分别为3.5， 5.6， 5.2；MPO活性分别为2.3， 5.2， 4.4 U·g-1；MDA肺组织中活性为0.8， 2.6 1.6，血清中活性为2.3， 8.1， 5.2 nmol·mL-1；CINC活性分别为26.4， 114.4， 19.9 pg·mg pro-1。

Comparison the in vivo activity of 90％EtOH fraction and compound 21 with estradiol, indicated the 90％EtOH fraction behaved the stronger activity on total mineral content, total density, trabecular mineral content, trabecular density and the anti-twist strength of the proximal tibia in OVX rat than estradiol, but compound 21 displayed the weaker activity on total mineral content, total mineral density, trabecular mineral density, cortical mineral content, cortical mineral density, cortical thickness and the anti-twist strength of the proximal tibia than estradiol.

通过90％乙醇部位及化合物21都与阳性对照药雌二醇的纵向比较后，在大鼠OVX模型中，90％乙醇部位高剂量组在提高全骨的骨矿含量和骨密度、松质骨的骨矿含量和骨密度及骨的抗扭力方面，作用强于阳性对照组雌激素类化合物，化合物21在小鼠OVX模型中，抑制了全骨的骨矿含量、骨密度和全骨断面面积的降低，松质骨骨密度的降低，皮质骨的外膜周长的增长，皮质骨骨矿含量量、皮质骨厚度和皮质骨密度的下降及抗扭力的减弱。

Collective mental educational activity mainly reflects the special topic activity and confluent activity.

集体心理教育活动集中体现为专题性活动和融合性活动

Polyphenols can not be combined sufficiently the activity of enzyme decreased slowly because of insufficient cellular fragmentation in the processing of blacke tea congou. But the activity of hydrolydase will increase with the damnification of cell. So on the contrary the activity of P -glucosidase continues increasing.

工夫红茶加工过程中，揉捻阶段叶细胞并未充分破碎，使多酚类物质与酶的结合不充分，酶活性下降较少，但细胞损伤，水解酶活性会升高，因而最终结果β-葡萄糖苷酶活性反而继续上升，致使发酵阶段酶活性大于红碎茶，为工夫红茶香气的形成奠定了基础。

PAL activity, chitinase activity, total Polyphenol content and total Flavonoids content in soybean leaves induced by the same crude toxin and race were similar, it stated that the crude toxin is an important factor which can induce resistant substances, but the induced speed and the induced intensity by the crude toxin and conidium were different. Firstly, the induced speed of crude toxin which induced PAL activity and total Flavonoids content of resistant soybean varieties was faster than speed of C.

同一生理小种的粗毒素与灰斑病菌对大豆叶片内PAL活性、总多酚类含量、总黄酮含量以及几丁质酶活性等几种生化指标均表现出相似的诱导作用，由此可推断粗毒素是诱导大豆叶片内的PAL活性、总多酚含量、总黄酮含量以及几丁质酶活性产生变化的主要生物因子，只是二者在对抗性不同的大豆品种的诱导速度及强度上存在一定的差异。

Objective To investigate the effects of interleukin-1 β converting enzyme gene on the biologic characteristics of ovarian cancer cells.

目的 探讨白细胞介素-1 β转换酶的表达，对卵巢癌细胞生物学特性的影响。

Campylobacter: This illness is the most commonly identified cause of diarrheal illness in the world.

弯曲：这种病是最常见的原因查明腹泻病，在世界上。