致死的例句大全

Methods: To carry out external bacteriostasis experiment first by the method of drilling hole, then To definite minimal lethal dose by preliminary test, finally to do internal bacteriostasis experiment with mice.

方法：先采用打孔法进行体外抑菌试验，然后通过预试验找到最小致死浓度，最后用小白鼠进行体内抑菌试验。

The results showed that the minimal lethal dose of Norfloxacin to embryos is 320mg/ kg embryo weight, and the lethal dose 50% ( LD60) for 3-day-old chicks 4 985+ 753.18 tag/ kg body weight.

结果表明，氟哌酸对鸡胚的最小致死剂量为320mg/kg胚重；对3日龄雏鸡的LD（50）为4985±753.18mg/kg体重。

The ultra-structural changes of Monopterus albus liver cells were observed with transmission electron microscopy after sublethal exposure to Cu2+ and nonionic surfactant AE ( linear alkylethoxylate).

利用透射电镜研究了亚致死浓度的Cu2+或表面活性剂AE（脂肪醇聚氧乙烯醚）对黄鳝肝细胞结构的损伤作用。

Treatment and Nursing Care of Lethal Catatonia

致死性紧张症的治疗及护理

The oral acute toxicity test showed LD50 ( medium lethal dose)> 5.5 g/ Kg. Such result demonstrates that the synthesized product is nontoxic according to the classification of acute toxicity standard.

通过对合成的产物进行急性经口毒性试验，发现其经口半数致死量（LD50，medium lethal dose）大于5.5g/Kg，按照急性毒性分级标准确定该依布硒林衍生物属实际无毒级。

Group D, lethal dose infection without treatment;

D组，致死剂量染毒未治疗；

Conclusion Nano-hydroxyapatite has no accumulative toxicity to rabbits, it is suggested that it is safe when the hydroxyapatite-sol was applied intravenously as a drug carrier in small dosage more less than the medium lethal dose, even as a kind of anticancer drug.

结论纳米HAP在家兔无明显蓄积毒性，提示当用量远远小于最小致死剂量时，纳米HAP可作为药物载体，甚至在将来可能作为一种新型的抗癌药物，经静脉安全应用。

The median lethal time ( LT_ ( 50)) of P_ ( f) NPV to the larvae was shortened with the increase of the viral concentration.

各测试浓度下致死中时间（LT（50）为3.43-5.14天，随病毒浓度提高而缩短。

The median lethal time ( LT50) of the GV was shortened with the increase of the virus concentration and the decrease of the larval instar, during which the GV was fed.

幼虫饲毒后，致死中时（LT（50））随病毒浓度提高而缩短；随饲毒时虫龄的增大而延长。

Computer program calculating median lethal dose of drugs

药物半数致死量的计算程序

A Convenient Method for Calculating the Median Lethal Dose in Toxicity Testing

毒力测定中致死中量的简便计算方法

It suggested that both the intact mice inoculated with large amount of fungi and the immunosuppressed mice inoculated with small amount of fungi led to lethal infection, while IL 12 might play a protective role in the murine systemic Scedosporium apiospermum infection.

结果示健康鼠大量菌感染及免疫抑制鼠小量菌感染均可引起致死性感染，而IL-12在小鼠系统性尖端赛多孢子菌感染中可能具有保护作用。

Effects of garlicin on MMS-and Cy-induced sex-linked recessive lethal mutations in Drosophila melanogaster

大蒜素对甲基磺酸甲酯和环磷酰胺诱发果蝇伴性隐性致死的影响

The study has provided theoretical basis in induced mutation medial lethal dose of different wheat varieties ( strains) to Ar+ implantation.

本项研究可为Ar+注入不同小麦品种（系）发生诱变的半致死剂量提供实验依据。

In order to know the sublethal effect of glutaraldehyde at low concentration on bacterial spore, suspension quantitative bactericidal test and ultrasonic resuscitation method were used to examine the efficacy of glutaraldehyde in killing spores of Bacillus subtilis var. niger.

为了解低浓度戊二醛对细菌芽胞的亚致死作用，采用悬液定量杀菌试验与超声波复苏的方法，检测了戊二醛对枯草杆菌黑色变种芽胞的杀灭效果。

Radiation protection effects of sinapine on Drosophila melanogaster in a sex-linked recessive lethal test system

果蝇伴性隐性致死突变试验中芥子碱的辐射保护作用

Effects of Space Flight on Genetic Mutations& The Drosophila Melanogaster Sex-Linked Recessive Lethal Assay

卫星空间飞行对遗传影响的研究&果蝇伴性隐性致死试验

Summarized from the studies all these years, recoverability and recovery rate of the toxic effect are more important in risk evaluation as the sublethal effect becomes more popular.

根据这些年的研究，由于污染物的亚致死影响越来越普遍，故有毒影响的可恢复性及恢复速度在危险性评价中就显得更为重要。

Lufenurons' Sublethal Effect on the Growth, Development and Fecundity of Helicoverpa armigera

虱螨脲亚致死剂量对棉铃虫生长发育和繁殖力的影响

Conclusions Some of the various compounds in the condensation of edible oil fume were proved to have high recessive lethal effect and also genotoxic effect on the reproductive system of drosophila.

结论证明食用油烟雾冷凝物中的一些化学成分具有较强的隐性致死作用，对果蝇的生殖系统具有遗传毒性作用。