查询词典 toxicity

By the methods of acute toxicity test and single cell gel electrophoresis,this paper evaluated the toxicological effects of three veterinary drugs olaquindox,arsanilic acid and oxytetracycline on earthworm coelomocytes in vivo.

喹乙醇、阿散酸和土霉素是应用极广的兽药添加剂，在畜牧业的发展中起着特殊的作用，但其使用不当或过量使用会给环境带来很大危害。采用土壤中的重要生物赤子爱胜蚓作为生物材料，分别研究了喹乙醇、阿散酸和土霉素对赤子爱胜蚓的急性毒性和对赤子爱胜蚓体腔细胞DNA的损伤。

In order to provide some scientific data for judging biological toxicity and bioavailability caused by heavy metals in sediments in Guilin, China, for the first time, the authors sampled sediments in different water areas in Guilin, and determined AVS by P-Amino dimethyl aniline dihydro chloride photometry through a set of acidification-ventilation-absorption AVS reaction unit, determined copper, lead, zinc, cadmium and nickel with tomic absorption spectrophotometry, mercury and arsenium with atomic fluorescence, and cipangopaludina cathayensis was selected as the tested species for bioavailability experiment.

首次以桂林水系沉积物为研究对象，通过酸化－吹气－吸收装置，用对氨基二甲基苯胺光度法测定沉积物中AVS含量，用原子吸收分光光度法测定SEM和间隙水中Cu、Pb、Zn、Cd、Ni含量，用原子荧光法测定Hg、As含量。

Methods AlamarBlue assay and morphological observation were used to evaluate the toxicity of different arsenicals on astroglia.

细胞活力检测与形态学观察。

MTT assay and morphological observation were used to evaluate the toxicity of rotenone on astroglia,cell proliferation and the expression of CX43 mRNA were detected by growth curve analysis and RTPCR.

观察染毒星型胶质细胞形态，检测细胞活力，通过生长曲线分析鱼藤酮对星型胶质细胞增殖的影响以及RTPCR检测缝隙连接蛋白(connexin43，CX43)mRNA表达。

MTT assay arid morphological observation were used to evaluate the toxicity of rotenone on astroglia, cell proliferation and the expression of CX43 mRNA were detected by growth curve analysis and RT-PCR.

观察染毒星型胶质细胞形态，检测细胞活力，通过生长曲线分析鱼藤酮对星型胶质细胞增殖的影响以及RT-PCR检测缝隙连接蛋白(connexin43， CX43)mRNA表达。

Results Suitable nursing care measure not only smoothed athymia,anxiety,panic and hostility emotion on the treatment group,but relieved cutaneous,oral mucosa reaction and upper gastrointestinal toxicity.

结果 观察组患者抑郁、焦虑、惊恐、敌对情绪显著低于对照组；观察组患者皮肤、口腔粘膜反应及上消化道反应均低于对照组。

The acute toxicity test indicated that OHSP of LD was big than 15000 mg/kg, it was showed that OHSP was safety and avirulent substance.

急性毒性试验中的LD50大于15000mg/kg，说明动物长期服用口腔保健精是安全无毒的。

Paniculata is more effective compared to some antibiotics in the treatment of bacillary dysentery, with no any side effects and toxicity.

皂里更添加了杀菌力特强的茶树和薄荷精油，以便在加强其杀菌能力的同时，更使此皂带有茶树和薄荷的清新味道，使沐浴变得更为享受。

Result 1991, area of Lian Yun harbor produced half plait to knit grain snail 2003 toxic 11, 2004 Ningxia Yinchuan the snail when a; is toxic 1, toxicity test of acute of small white rat all check gives toxin of paralytic sex shellfish; color atlas of afore-mentioned photograph of fluid of classics of shellfish check appearance, mass spectra couplet gives balloonfish toxin TTX and its ramification with analytic check.

结果1991—2003年连云港地区发生半褶织纹螺中毒11起，2004年宁夏银川1起；时螺中毒1起，小白鼠急性毒性试验均检出麻痹性贝类毒素；上述贝类检样经液相色谱—质谱联用分析检出河豚毒素TTX及其衍生物。

The results may offer useful information on the culture of marine benthic Amphi-pods in lab and sediment toxicity tests.

本文结果可为我国海洋底栖端足类的培养和沉积物毒性生物检测工作提供依据。

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。