median lethal dose

The death ratios were observed and the median lethal dose ( LD 50) was calculated.

观察10d动物的存活情况，计算昆明小鼠单宁经口半数致死量（LD50）。

Methods: Acute toxicity tests of median lethal dose ( LD_ ( 50)) were performed to test whether panax polysaccharide could reduce the toxicity and adverse effect of compound fluorouracil lipid.

方法：通过急性毒性实验半数致死量（LD50）的检测，验证人参多糖是否降低氟脲嘧啶多相脂质体的毒性。

METHOD: We detected median lethal dose ( LD 50) of mixture of scopolamine ( SCO) and chlorpromazine ( CPZ) in the different dose to mice and rats by Bliss and Brownlee sequential trial.

方法：用Blis法和Brownle序贯法分别测定不同比例东莨菪碱与氯丙嗪组合成不同比例东氯合剂后对小鼠、大鼠的半数致死量（LD50）。

The estimation of median lethal dose or effective dose by an ordinary curve fitting method

曲线配合法在测定半数致死量上面的应用

Biological characteristics study of mutant Δ AcnAA series biological characteristics of Δ AcnA and WT, including genetic stability, growth curve, morphology, hemolytic activity, infections to cells and median lethal dose to mice were tested.

突变株ΔAcnA的生物学特性研究对ΔAcnA突变株和WT进行一系列生物学特性分析（遗传稳定性、生长曲线、形态结构、溶血活性、细胞感染实验和小鼠半数致死量）。

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

Computer program calculating median lethal dose of drugs

药物半数致死量的计算程序

Metho ds: Mice acute toxicity test ( median lethal dose, minimum lethal dose, maximum tolerance dose);

方法：小鼠急性毒性实验（半数致死量、最小致死量、最大耐受量）；

The ratio of epr1+ epr2+ epr3+ gneJ+ is highest. A representative strain in five virulence genotypes was chosen to detect proteolytic activity, haemolysis, cell toxicity and median lethal dose of mice.

本试验从每个毒力基因型中选取一株代表菌株，进行了溶血性、溶蛋白活性、细胞毒性及小鼠半数致死量的研究。

Crawfishes ( Cambarus proclarkii) as animal were infected with white spot syndrome virus ( WSSV) for studying various infection characters, including temperature, transfer route, successive infection, median lethal dose ( LD 50), immunity against virus and virus conservation etc.

应用克氏原螯虾作为动物模型研究对虾白斑综合征病毒（WSSV）的感染增殖特性，涉及感染温度、感染途径、继发感染、半数致死量（LD50）、免疫保护及保存期等。

There were significant differences in different strains of virulence genes type in hemolytic, proteolytic activity, cell toxicity and median lethal dose of mice.

不同毒力基因型的菌株在溶血性、溶蛋白性、细胞毒性及小鼠半数致死量方面存在明显差异。

Median lethal dose of toxicity tests was larger than 10g/ kg.

毒理学试验的半致死量均大于10g/kg；

Observe Single Leaf Asarum himalaicum's Acute Toxicity and Determination of its Median Lethal Dose

单叶细辛的急性毒性观察及半数致死量的测定