LD50

网络释义：半数致死量

网络释义

n.1.a toxicological test in which the dose that kills 50 percent of a group of test animals is calculated.

1.半数致死量

1.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。

2.At the same time, the LD50 and the latency and duration of muscle relaxation could also be revealed in the righting reflex test.翻正反射法还可同时测定肌松药的LD50、潜伏期以及持续期等。

3.the median lethal dose (LD50) for M. domestica was determined by the topical apppcation method.采用点滴法测定家蝇半数致死剂量（LD50）。

4.Results The results indicated that acute toxicity LD50 of Elsholtzia seed oil was classified as no toxicity.结果野生香薷籽油以急性毒性半数致死量（LD50）毒性分级属实际无毒。

5.The Lethal Dose50 test( LD50) may also be replaced.药剂致死剂量50（D50）验也可以被代替。

6.The Lethal Dose 50 test (LD50) may also be replaced.致死计量50实验（LD50）也可以被代替。

7.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。

8.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。