查询词典 toxicity

The single and joint toxicity of perchloroethylene and 1, 4-dichlorobenze acting on grass carp was studied adopting the additive index method of the aquatic pollution-exposure experiment combined with joint effects of aquatic toxicology.

采用水生污染暴露试验和水生毒理联合效应相加指数法，研究了四氯乙烯和对二氯苯对草鱼的单一毒性与联合毒性。

Ames test, micronucleus test of bone marrow cell as well as chromosome aberration test in mice were used to detect the genetic toxicity and the high blood lipids rat model was established with high fatty diet to observe the effects of perilla seed oil on regulating the lever of blood lipids.

不同剂量紫苏油对高脂模型大鼠的调节血脂作用试验，研究紫苏油的调节血脂作用。

Methods In this study,a plasmid vector,rAd5,and rAAV2 were used to transfect rat cochlear marginal cells of stria vascularis by injection into the perilymph through the round window membrane,and the transfection efficiency, target tissue accessibility, cell/ tissue toxicity, time course of expression, and effect on hearing were evaluated in vivo and in vitro.

结果三种载体对原代培养的大鼠耳边缘细胞的转染研究发现，腺病毒的转染效率最高，而腺相关病毒转染对细胞活性影响最小。rAAV2和rAd5对大鼠耳蜗组织的感染实验发现，腺病毒和腺相关病毒携带的增强型绿色荧光蛋白可在多种耳蜗组织中及转染对侧耳蜗组织表达，且并不引起明显的耳蜗组织细胞凋亡。rAAV2携带的EGFP基因在第90天时仍可检测到大量表达。rAd5携带的EGFP基因在第30天时表达明显减弱。

objective:to study the main pharmacodynamics and toxicity of weijian in order to provide theoretical basis on its clinic application.

摘 要 目的：研究伟剑的主要药效学及毒性，为临床应用提供理论基础。

Objective To study the pharmacodynamics and toxicity of Ningdong granule for Tourette syndrome.

目的 探讨宁动颗粒对抽动秽语综合征的药效学及其毒性的影响。

Influence of Dissolved Organic Matter on the Eco-toxicity of Phenanthrene in a Soil.

水溶性有机物对土壤中菲的生态毒性的影响。

As working electrodes, they can be used to distinguish phenolic mixture with toxicity well by cyclic voltammetry.

并以功能化的电极为工作电极，利用循环伏安法对毒性很强的酚的混合物进行检测。

Phosgene has been used in many organic syntheses, notably of isocyanates; but its commercial use has been largely discontinued because of its toxicity.

光气被广泛应用于有机合成，尤其是异氰酸盐的合成，但由于光气毒性巨大，限制了它在商业上的应用。

Per square meter with 1 g of aluminum phosphide, the bugs have a stronger root toxicity.

每平方米用磷化铝1克，对根蝽有较强的毒杀作用。

Toxicity of phosphine and α-prinene on Deamatophagoides farinae Hughef is determined in the laboratory at 25℃.

在实验室条件下(25℃)，测定了α-蒎烯和磷化氢对粉尘螨的毒力作用。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。