Still another change to the experimental model: a sublethal dose of E coli was administered and the animals were observed.

Dominant Lethal Effect of Male Mice Induced by Radiation of He-Ne Laser Beam

氦氖激光照射诱发雄性小鼠的显性致死效应

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In the experiment, an avian H5N1 influenza A virus was isolated from chicken tissues infected. The 50% egg lethal dose ( ELD50) titer of this AIV is 10-7.67/ 0.lml.

本实验中，从病死鸡组织病料中分离到一株H5N1亚型AIV，鸡胚半数致死量（50%egg lethal dose，ELD（50））滴度为10~（-7.67）／0.1ml。

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Promoting nurturing relationships between parents and children early in life, providing training in life skills, and reducing access to alcohol and lethal means such as firearms help prevent violence.

从小培育子女与父母的亲情关系，培养子女的生活技能，并减少获取酒精和枪支等致命手段的机会，可有助于防止暴力的发生。

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A Study on UV Induced Screening of High Actinomycin X_2 Producing Strain by Lincomycin-resistant Lethal Mutation

放线菌素X2高产菌株的抗药性致死突变标志的诱变筛选研究

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C5b-9_(( n)), as an multieffect immune factor, can insert into cell membrane making cell lysis. Recently, the new researches demonstrates that non-lethal dose MAC can deposit on many

C5b-9（（n））是CNS炎症过程中一种多效免疫因子，在补体大量活化后，可插入细胞膜导致细胞溶解死亡，而近年来新的研究发现，非致死剂量的MAC可沉积于中

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The results showed that: after dealing silkworm larvae with pesticide of non-lethal dose, the biological parameters and economic indicators of silkworm was observed, high concentrations groups were lower than others.

结果表明：用非致死剂量乐果处理家蚕幼虫，高浓度处理较低浓度处理对家蚕生物学参数、经济学指标影响大。

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With cysteamine pre-treatment, decreased yields of dominant lethals were obtained in spermatocytes, spermatids and in spermatozoa.

用半脘氨预先处理，在精母细胞，精子细胞和精虫内均可使显性致死突变值下降。

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The effect of dominant lethals induced by 150 rad~ ( 60) co γ-ray in male mice

~（60）Coγ-射线诱发雄性小家鼠的显性致死效应

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Through experiments have found that: when the concentration of heavy metals in the soil is 0.5 percentages, it fits the half lethal dose.

通过实验发现：当土壤中重金属的含量为0.5%时，最符合蚯蚓的半数致死量。

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Radish is relatively insensitive to radiation,' and the half lethal dose of 60Co γ ray was 1500-2000 gray.

萝卜有很强的抗辐射能力，半致死剂量在1500&2000gray之间；

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Objective To measure the half lethal dose ( LD_ ( 50)) of paraquat in mice.

目的测定百草枯对小鼠的半数致死量（half lethal dose，LD50）。

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To Measure the Half Lethal Dose of Paraquat in Mice

百草枯半数致死量测定

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Improvement and programming of the weighted probit method of the half lethal dose

LD（50）的加权概率单位法的改进和程序化

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And half lethal dose was several hundred folds than the clinical dose.

半数致死量是推荐临床剂量的几百倍。

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Establishing fat embolism rat model and determination of half lethal dose

大鼠脂肪栓塞模型的建立及半数致死量的测定

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Treatment and Nursing Care of Lethal Catatonia

致死性紧张症的治疗及护理

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Group D, lethal dose infection without treatment;

D组，致死剂量染毒未治疗；

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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。

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Pseudorabies virus ( PRV), a member of neurotrophic alphaherpesviruses, causes lethal infection in many domestic and wild animals except for pigs, in which leads reproductive failure and great economic loss in pig industry worldwide.

伪狂犬病毒（Pseudorabies virus，PRV）是一种嗜神经的α疱疹病毒，引起猪的繁殖障碍和多种家畜与野生动物的致死性感染，严重危害世界养猪业的健康发展。

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Mucormycosis is a kind of lethal infection caused by any fungus in the order Mucorales. It often involves the central nervous system, lungs, gastrointestinal tract, skin, orbit and paranasal sinuses.

毛霉病是一种致死性真菌感染，是由毛霉目中的致病真菌感染所致，常侵犯中枢神经系统、肺、胃肠道、皮肤、眼眶和鼻窦等部位。

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