The Lethal Dose50 test (LD50) may also be replaced.
药剂致死剂量50 (D50)验也可以被代替。
The biggest change of LD50 occurred between the 3rd-5th generations.
LD50的最大变化发生在第3代和第5代之间。
Results The LD50 of diclofenac mucilage (contained in enema for mice) was 399.
结果小鼠双氯芬酸钠胶浆直肠注药半数致死量(LD50)为399。
RESULTS: We did not get LD50 to mouse and rat, and no chronic toxicity to rabbit skin.
结果：酸枣仁油对大小鼠均未测出LD50，家兔皮肤刺激实验未见急性毒性反应。
ObjectiveTo measure the LD50 of the re Bi Granule and the safety and Side effect of the prescription.
目的测定热痹颗粒的LD _(50)，了解该药的安全性与不良反应。
LD50 of 36 kinds of drugs were measured and main pharmacological effect of 40 kinds of drugs were observed.
还测定了36种药物的LD _(50)及观察40种药物之主要药理作用，在辐照后3个月时重复检定一次。
Farinaceous endosperm breed LD50 'efficiency of decomposition and utilization of storage substance is higher than keratin endosperm breed ND108.
粉质胚乳型玉米鲁单50对贮藏物质的分解利用效率高于角质型胚乳玉米农大108。
A method using a fixed amount, which gives the same eventual information hut USES fever animals and does not require that they die, may replace the LD50.
另一种方法是使用固定量的有毒物质，能够给出同样的最终信息，但使用较小的动物并且不需要它们死亡，这个方法可以代替LD50。
METHODS Establish combination of neutral sodium phosphonomycin and cisplatin to be administered by single IV injection. The living days of the mouse are LD50.
方法测定中性磷霉素钠与顺铂合并单次静注后小白鼠生存天数，LD50；
For example, in the LD50 test, subjects are forced to ingest poisonous substances (through stomach tubes, vapor spray inhalers or injection) until half of them die.
举例来说，在LD50测试中，受试者(通过胃管，蒸汽喷雾吸入或注射)被迫摄取有毒物质直至其中一半动物死亡。
The percentage of cells at G2/M phase was increased with the increasing of MeHg, and the 1/50 LD50 group had significant difference compared with control group (P<0.05).
采用流式细胞术检测，G2/M期细胞百分数增加，1/50LD50染毒组时与对照组比较差异具有显著性（P<0.05）。
Methods:Using the method of intragastric administration, to observe the acute toxicity of the crude and processed products of Entada phaseoloides in mice and determine their LD50.
方法：采用灌胃给药的方式，观察榼藤子生品及不同炮制品对小鼠的急性毒性反应，并测定其LD50。
To observe the acute toxicity and death of the mice to which calcium nanoparticles were given in maximal dose and obtain the lethal dose 50(LD50) or the maximal tolerance dose (MTD).
观察小鼠一日内给予大剂量钙纳米粒子的急性中毒及死亡情况，得出半数致死量（LD50）或最大耐受量（MTD）。
To observe the acute toxicity and death of the mice to which calcium nanoparticles were given in maximal dose and obtain the lethal dose 50(LD50) or the maximal tolerance dose (MTD).
观察小鼠一日内给予大剂量钙纳米粒子的急性中毒及死亡情况，得出半数致死量（LD50）或最大耐受量（MTD）。
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