毒性

The results show that the biological acute toxicity of water from HuangpuRiver is related with the discharge of pollutants, river conflux and hydrological character. The acute toxicity at the intake of the waterworks is lowest among the samples from the river.

结果表明：黄浦江闵行段水体的生物急性毒性与沿途污染物的排放、汇入和水文特征有关，水厂取水口处的毒性最低。

Serious convulsion is usually followed by cardiotoxicity induced by local anesthetics. The ratio of medial lethal dose (CD50) and median convulsant doses (LD50) is usually used to assess the comparative safety of local anesthetics.

中枢神经系统明显的神经毒性作用往往是心脏毒性产生的先兆，半数致死剂量和半数致惊厥剂量的比值能够反应局麻药的安全性。

However, the metals showed their neurotoxcity, more by enhancing the activity of AChE in copepod. Nevertheless, after 12 d exposure of Cd or Ni, at more extent, MDA level in copepods are little correlated with metal treatments.

同时，镉和镍对桡足类均有神经毒性效应，因为不同浓度重金属均诱导桡足类体内AChE活性的显著变化，但重金属更多是通过AChE活性的提高而呈神经毒性。

The aim was to study the effect of bensulfuron-methyl herbicide on acute toxicity and genetics toxicity of Danio rerio.

［目的］研究了除草剂苄嘧磺隆对斑马鱼的急性毒性和遗传毒性的影响。

The toxicity of TOTM is lower than DOP, and the toxicity of TOPM is lowest in them.

与邻苯二甲酸二辛酯比较，TOTM的毒性低于DOP，而TOPM的毒性最低。

Changdong" showed a noticeable enhancive effect when it was co-administrated with other anti-tumor agents or when it was co-applied with radiotherapy. The action mechanism study showed that an apparent cytotoxic effect of "Changdong" on ten tumor strains in vitro with a quantity-effect relationship was observed. Immunity experiment showed that "Changdong" could induce proliferation of spleen lymphocyte in mice bearing tumor and could improve NK cell" s activity, whereas has no impact on IL-2" s reproduction. It was also noticed that "Changdong" could induce human liver cancer QGY" s apoptosis in vitro, and it happened mainly on G0-G1 phase.

结果："长动"对小鼠移植瘤模型和人体肿瘤裸鼠异种移植均有明显抑制作用，量效关系明显："长动"与放疗和化疗分别联合应用有明显的增效作用：作用机制研究结果：细胞毒性试验研究表明"长动"在体外对10株肿瘤细胞有明显的细胞毒性作用，量效关系明显；免疫学试验表明"长动"可以诱导荷瘤小鼠的脾淋巴细胞增殖，增强NK细胞的活性，对IL-2的产生无明显影响；"长动"在体外可明显诱导人体肝癌QGY细胞凋亡，使细胞阻滞于G0-G1期。

The carbohydrate structure of the things we usually have everyday, such as rice, bread, steamed bread and noodle is much improper, which turns out to be toxic of insulin or enteron.

我们现在经常食用的白米、面包、馒头、面条的碳水化合物的结构极不合理，具有胰岛毒性和消化道毒性。

To investigate the toxicity of degraders metabolites, the Microtox test and seed bioassay were measured. The results revealed that not only the toxicity of m-cresol was decreased but also the inhibition for the radical and epicotyl growth of Lactuca sativa were lowered.

降解完毕之代谢物经Microtox生物毒性测试及种子生物分析测试，结果发现接种高效能菌株可明显降低生物毒性，甚至对莴苣种子的胚根及胚茎生长不具抑制效果。

A novel direct equipartition ray design procedure was employed to explore the toxicity interaction between IL and dichlorvos.

Q67的发光抑制毒性，进而采用直接均分法研究两者不同浓度配比混合物的毒性相互作用。

Objective To investigate the toxicity and the effect of inhibiting Sarcoma S 180 and HepA tumor cell by euphorbia egg dococtum.

目的 ：研究狼毒蛋煎剂的毒性和对肉瘤S180 、HepA肿瘤细胞的抑瘤作用。方法：①半数致死量(LD50 )毒性实验；②抑制HepA肿瘤细胞实验；③抑制肉瘤S180 实验。

I am accused of being overreligious," she said in her quiet, frank manner,"but that does not prevent me thinking the children very cruel who obstinately commit such suicide.""

客人们在卡罗利娜·埃凯家里，举止就文雅一些，因为卡罗利娜的母亲治家很严厉。

Designed by French fashion house Herm è s, this elegant uniform was manufactured in our home, Hong Kong, and was the first without a hat.

由著名品牌 Herm è s 设计，这件高贵的制服是香港本土制造，是我们第一套不配帽子的制服。