他们还发现，长期食用硒可能会产生毒性效应。
And taking selenium over a long period of time could have toxic effects, they found.
食物添加剂和防腐剂长期食用却可产生累积毒性效应。
Food additives and preservatives may have a long-term cumulative toxic effect.
本文主要探讨萘对人体的慢性毒性效应和亚临床客观检测指标。
The article is mainly about chronic toxic effect of naphthalin on human body and the index of subclinical and objective detection.
本文对不同盐度下敌敌畏对海水小球藻的毒性效应进行了研究。
The toxicities of the Dichlorvos to the Marine Chlorella at different salinities were researched.
目的利用毒理基因芯片技术研究四环素肝脏毒性效应的分子机制。
Objective to study the molecular mechanism of the toxic effect for tetracycline acting on liver using toxicological microarray.
采用外周血淋巴细胞微核率等指标评价辐射所致细胞遗传毒性效应。
Micronucleus (MN) assay in peripheral lymphocyte was used to appraise cell genetic toxic effect from ionizing radiation.
考查重金属污染物的毒性效应是探讨重金属水环境容量的基本出发点。
Examining the toxic effect of heavy metal pollutants is essential for exploring heavy metal water environmental capacity.
结果显示，过氧化氢对海马神经细胞具有明显的剂量相关毒性效应。
Result demonstrated that H2O2 has obvious dose relative toxicity to hippocampal cells in vitro.
以水华鱼腥藻为材料研究了6种氨基甲酸酯类农药对藻类的毒性效应。
The toxicity effect of 6 carbamic ester pesticides on Anabaena flos-aquae was studied.
活性污泥呼吸抑制试验主要用来评估化学品对好氧微生物的毒性效应。
The activated sludge respiration inhibition test is one of an important bacterial test system for the determination of aerobic micro-organisms toxicity of chemical compounds.
目的确定香烟主流烟雾与侧流烟雾对小鼠的遗传毒性效应及两者遗传毒性的差别。
Objective to find out the genotoxicity of main stream and side stream of the cigarette.
本文综述了近年来我国在有机污染物对单种藻类和藻类群落的毒性效应的研究成果。
Research findings of toxic effect of organic pollutants to algae community and one sort of algae in recent years were also summarized in the article.
因此，外来体可能具有细胞毒性效应、免疫调节、诱导凋亡和免疫耐受诱导等作用。
Exosomes, therefore, may be in possession of CTL effect, immune regulation, inducing apoptosis immune enduring and so on.
目的：利用基因芯片技术研究抗结核病药物利福平对大鼠肝脏毒性效应的分子机制。
Objective: To investigate the gene expression profiles of rat liver tissue injured by rifampicin (RFP) using cDNA microarrays.
另外，一些多肽也许能产生临床剂量水平的药理学影响但可能因此而产生一些毒性效应。
On the other hand, some peptides may display pharmacological effects at clinically relevant doses but raise little to no toxicological concerns stemming from the pharmacological effects.
双歧杆菌具有增强免疫体系活性，激活巨噬细胞，使其排泄多种紧张的细胞毒性效应分子。
Bifidobacterium with enhanced immune system activity, activation of macrophages to secrete a variety of important cytotoxic effector molecule.
结论氟对小鼠切牙的毒性效应在其发育初始阶段即已产生影响，并与时间和剂量有密切关系。
Conclusion The toxic effect of fluorine on mouse incisor begins to show at early stage of its development, which is closely related with time and dose.
本文报告了有关职业危害因素对人群的遗传毒性效应的监测进展、存在问题、策略及发展趋势。
This paper presents the advances in monitoring occupational populations for the genotoxic effects, its problems, strategies and new trends.
本文以近年来该领域的研究成果为基础，综述了有机磷农药对海洋动物乙酰胆碱酯酶的毒性效应。
Based on the previous reports in this field, the toxicity of organophosphorus pesticides to AChE in Marine animals is reviewed in this paper.
在离体条件下，以鲤鱼肝脏erod酶为生物标志物研究了壬基酚聚氧乙烯醚及壬基酚的毒性效应。
The toxical effects of nonylphenol ethoxylates and nonylphenol were studied with EROD in liver of carp as biomarker under external condition.
且VOC混合物的急性毒性效应在高剂量时呈现细胞致死效应，较低剂量时呈现一种细胞转化效应。
Whereas lower dose of VOCs mixture had a transforming effect, the high dose of the mixture caused BEAS-2B cell death.
本文主要介绍了铅对各个系统如神经系统、心血管系统、泌尿系统、生殖系统以及个体发育的毒性效应。
This thesis overview the systemic toxic effects of lead, including the toxic effects on nervous system, cardiovascular system, urinary system, reproductive system and the development.
分析煤矸石中这些金属元素在环境中的迁移转化途径及其对生物体的毒性效应，对人体健康影响的研究具有重要意义。
Analysizing the way of migration and transform of the metallic elements of the gangue in the environment, its toxic effects to the organism and influence on human health are important significance.
细胞凋亡或程序性细胞死亡，是正常细胞发育过程中自主性的有序死亡，也是多种神经毒性物质细胞毒性效应作用的结果。
Apoptosis, or programmed cell death, is an active process of normal cell death during development and also occurs as a consequence of the cytotoxin effect of various neurotoxins.
目的：通过研究燃汽油机动车尾气成分，及其对DNA分子的氧化损伤，在分子生物学水平上探讨燃汽油机动车尾气污染物的遗传毒性效应与机制。
Objective: the genotoxicity and its molecular mechanism of gasoline vehicle exhaust were studied through examining exhaust components and the oxidative DNA damage induced by them.
目的：通过研究燃汽油机动车尾气成分，及其对DNA分子的氧化损伤，在分子生物学水平上探讨燃汽油机动车尾气污染物的遗传毒性效应与机制。
Objective the genotoxicity and its molecular mechanism of diesel oil vehicle exhaust were discussed through analysing the oxidative DNA damage induced by exhaust components.
已被抗原致敏的细胞毒性T细胞是效应细胞，在抗病毒免疫中起到特别重要的作用。
Cytotoxic t cells, after sensitization by antigen, are effector cells, especially important in antiviral immunity.
然后再以雄性大鼠为模型全面研究DEX的诱导效应和诱导机制，以及DEX诱导后CPA毒性改变的各种表现。
It was scrutinized then the profiles and mechanisms of DEX induction, and the changes of CPA toxic manifestations after DEX induction.
然后再以雄性大鼠为模型全面研究DEX的诱导效应和诱导机制，以及DEX诱导后CPA毒性改变的各种表现。
It was scrutinized then the profiles and mechanisms of DEX induction, and the changes of CPA toxic manifestations after DEX induction.
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