本文论述的第一个内容是二氧化硒催化的缩合反应。
The first part of this dissertation is devoted to the study of selenium dioxide catalyzed condensation reactions.
目的：研究二氧化硒诱导肺腺癌细胞系SPCA - 1细胞凋亡。
Objective to study apoptosis of lung carcinoma SPCA-1 cell line induced by SeO 2.
本标准溶液以二氧化硒在超净实验室中准确配制并分装于20毫升安瓿中。
This standard solution was accurately prepared in super-clean laboratory with SeO2 and sub-packed in 20 ml ampoules.
纳米硒的制备及表征：以二氧化硒为硒源，用水合肼还原，同时加入一定量的表面活性剂，以防止纳米粒子的团聚。
Preparation and characterization of Se nanoparticles: in water solution, SeO2 was first deoxidized into elemental Se by hydrazine monohydrate in the existence of surfactant.
硒和维生素E相互协作，提高抗氧化能力防止和减缓老年化，通过氧化作用防止和减缓身体组织老化变硬。
Selenium works synergistically with vitamin E to boost antioxidant power and prevent or slow signs of aging and hardening of tissues through oxidation.
硒是生产谷光甘肽过氧化酶的关键，在每个细胞中找到的人体主要的抗氧化剂。
Selenium is critical for the production of glutathione peroxidase, the body's primary antioxidant that is found in every cell.
维生素E和硒搭配可以提高抗氧化能力，所以我们平时可以用杏仁和奶酪(伟大的硒源)混合，制作成护肤点心。
Pairing vitamin E with selenium can enhance its antioxidant abilities, so go ahead and throw some almonds into your cottage cheese (great source of selenium) for a skin-revitalizing snack.
作用——上述物质含有抗氧化剂，例如维生素a、胡萝卜素、维生素c、维生素e、硒、锌、铜和锰，同时它们也是具有抗压力的营养素。
What They Do - They contain antioxidants such as Vitamin a, beta-carotene, Vitamin c, Vitamin e, selenium, zinc, copper and manganese, which are also anti-stress nutrients.
该小组发现电子可以从光敏的硒化铅晶体传导到相连的二氧化钛电导体。
The team found that the electrons can be transferred from photo-excited lead selenide (PbSe) crystals to an adjacent electronic conductor made of titanium dioxide.
作用——上述物质含有抗氧化剂，例如维生素a、胡萝卜素、维生素c、维生素e、硒、锌、铜和锰，同时它们也是具有抗压力的营养素。
What They Do - They contain antioxidants such as Vitamin a, beta-carotene, Vitamin c, Vitamin e, selenium, zinc, copper and manganese, which are also!
硒是一种重要的矿物质，抗氧化剂，包括保存在执行正常的肝功能和维持对疾病的抵抗力身体的许多功能。
Selenium is an essential antioxidant mineral that performs many functions in the body including preservation of normal liver function and maintaining resistance to disease.
研究人员得出结论，他们的研究表明低硒水平可能增加ESCC和GCA的风险，以及在女性、不吸烟者和抗氧化剂摄入量低的人群中eac的风险。
The findings, conclude the researchers, suggest that low selenium levels may increase risk of ESCC and GCA, as well as EAC in women, never-smokers, and people with low antioxidant intakes.
硒是一种矿物已知有抗氧化作用，将在健康的免疫系统活动的人。
Selenium is a mineral known to have antioxidant properties and to be involved in healthy immune system activity.
首先考察了在计量硒作用下苯胺和硫醇的氧化羰基化反应。
Firstly, the oxidative carbonylation of aniline with thiols mediated by stoichiometric selenium has been investigated.
目的研究氟、硒对大鼠肝细胞氧化应激和细胞凋亡的影响。
Objective to study effects of selenium and fluoride on oxidative stress and apoptosis in rat liver tissue.
结论褪黑素可预防克山病病区低硒粮引起的大鼠肝脏损伤，其保护作用可能与抗氧化机制有关。
Conclusion Melatonin can prevent rat liver from damage caused by low-selenium diet of Keshan disease areas because of antioxidative effect.
本文研究在氢氧化铯催化下，三甲硅基乙炔与二芳基二硒醚的反应。
It has been researched on the reaction of trimethylsilylacetylene with diphenyl diselenide catalyzed by cesium hydroxide.
目的研究硒对H_2O_2诱导的体外培养人甲状腺细胞氧化损伤、凋亡及细胞超微结构的影响。
Objective To investigate the influence of selenium(Se) on oxidative damage, apoptosis and ultrastructure of human thyrocyte induced by H_2O_2 culture in vitro.
提示低硒高镉在大鼠抗氧化作用中呈现相加作用。
These data indicate that there is a additive action between low Se and high Cd on the antioxidation of rats.
目的：研究硒对荷瘤小鼠的抗癌作用、抗氧化能力及生存期的影响。
Objective: To study the anticancer and antioxidative effect of selenium and survival time in mice with tumor.
目的：研究硒对荷瘤小鼠的抗癌作用、抗氧化能力及生存期的影响。
Objective: To study the anticancer and antioxidative effect of selenium and survival time in mice with tumor.
我们的配方是纯天然的，添加红木籽油，棕榈果油和元素硒，硒元素能够更好地促进维他命的抗氧化作用。
Our formula is all-natural, with a blend of annatto seed oil and palm fruit oil, plus selenium, which works to boost the antioxidant benefits of vitamin e.
目的：研究富硒益生菌对小鼠免疫功能和抗氧化能力的影响。
Objective: To investigate the effects of selenium-enriched probiotics on immunity and antioxidation function in mice.
结论硒对H2O2引起的神经细胞氧化损伤可能有明显的保护作用。
Conclusion se could protect neurons against oxidative damages caused by H2O2.
目的研究硒茶对氧化损伤红细胞的保护作用。
Objective To study the protective effects of Selenium -tea on the oxidative injured erythrocytes.
目的测定大鼠谷胱苷肽过氧化物酶活性达到最高时所需的饲料硒水平。
Objective: To estimate the dietary selenium requirement for the maximal rates of glutathione peroxidases synthesis in rats.
本文着重从硒的化学，自由基与抗氧化系统，硒蛋白，与凋亡、癌症以及生殖系统的关系等几个方面对硒的研究加以综述。
Chemistry of Selenium, free radical and antioxidant system, selenoproteins, and its interaction with apoptosis, cancer and reproductive system were mainly reviewed in this paper.
本文着重从硒的化学，自由基与抗氧化系统，硒蛋白，与凋亡、癌症以及生殖系统的关系等几个方面对硒的研究加以综述。
Chemistry of Selenium, free radical and antioxidant system, selenoproteins, and its interaction with apoptosis, cancer and reproductive system were mainly reviewed in this paper.
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