毒性作用

• Conversely , other hypotheses suggest that instead of being responsible for the disease , the aggregates might represent a defense mechanism to protect cells from the toxic effects of polyglutamine
  相反地，还有其他的假说认为这些聚集物反而是种保护机制，以防止细胞受到多麸醯胺酸的毒性作用。
• Milk thistle has no major hepatotoxic effects , and n - acetylcysteine , an agent used to attenuate acetaminophen - mediated hepatotoxicity , is also unlikely to be a factor in his illness
  乳蓟无主要的肝毒性作用， n -乙酰半胱氨酸常用于中和对乙酰氨基酚引起的肝毒性作用，所以也不太可能是患者的致病因素。
• Jimenez jj , bernal jl , novo m , et al . determination of rotenone residues in raw honey by solid - phase extraction and high - performance liquid chromatography [ j ] . j chromatogr a , 2000 , 871 ( 1 ) : 67
  李云鹏,董兆君,王仕丽,等.重复注射鱼藤酮对中枢多巴胺神经元的毒性作用[ j ] .第三军医大学学报, 2003 , 25 ( 13 ) : 1123
• The sulfide also has toxic effect on u . unicinctus . the time that experimental populations reach 50 % mortality shortens as the sulfide concentration increasing . and the body color changes to dark
  同时硫化物对单环刺?有显著的毒性作用， ?虫的半数致死时间随硫化物浓度的升高而缩短，体色亦逐渐变深。
• Cell injury was investigated by lactate dehydrogenase ( ldh ) activity in culture medium . and cell apoptosis was examined by flow cytometry , tunel staining and transmission electron microscopy ( tem )
  重度低氧（ 2 3 oz ） 24h ，心肌细胞数和蛋白质合成均降低，并且培养液中ldh水平增高，提示重度低氧有细胞毒性作用。
• This course mainly includes the basic theories of drug toxicology , the toxic effects of drugs and their assessing methods , as well as the application of drug toxicology in the nonclinical drug safety evaluation
  本门课程主要包括药物毒理学基础理论，药物的各种毒性作用和评价方法，以及药物非临床安全性评价的毒理学研究内容。
• The sources , exposure levels in various environmental media and corresponding environmental fates , number of significant episodes , and toxicities of these compounds were extensively reviewed
  这篇研究就其发生源、环境流行与各种环境介质之暴露量、重大人类的暴露族群、戴奥辛的吸收、代谢、与排出暨戴奥辛的毒性作用作一综合介绍。
• The ar rate of human sperm at 10 . 0 g / ml was higher significantly than those of other groups ( p < 0 . 05 ) . 6 . there was an obvious toxicity of endotoxin in sperm - oocyte fusion step , and it was in a dose - dependent manner
  内毒素对小鼠精卵结合有明显的毒性作用，其毒性呈一定的剂量关系，表现为0 vg毗组的受精率与对照组相比显著降低（ p o
• The negative effects of major additives especially plasticizer , flame retardants , heat stabilizer , antioxidant on organisms such as weight , system , immunological , neurological , reproductive effects was summarized
  摘要总结了增塑剂、阻燃剂、热稳定剂、抗氧化剂等几种主要塑料添加剂对生物体的影响与危害，特别是对动物体的体重、器官组织、免疫系统、神经系统、生殖系统等的毒性作用及其规律。