氟化

Company Profile: Beijing Xing Ruida chemical plant, was founded in May 2004, is located in Daxing District, Beijing Rhenish town, is a registered manufacturing chemicals and chemical reagents collectively owned enterprises.

氟化钠等氟化物。北京兴瑞达化工厂，始建于2004年5月，位于北京市大兴区礼贤镇，是一家注册生产制造化工原料及化学试剂的集体所有制企业。

The children of test group were given rationing sodium fluoride drops every day for 3 years.

共2024人次，其中对照组318人次，实验组1706人次，每人每天给于定量的氟化钠滴剂，观察1年，2年，3年。

In this experiment, the contents of calcium, magnesium and phosphorus in plasma, liver or muscle of the one-month-old rabbits fed by the drinking water with sodium fluoride at the 0,150 and 300mgL^(-1) for 40 days were determined.

试验中，给一月龄幼兔给予了含有浓度分别为0、150和300mgL^(-1)氟化钠的饮用水为期40d的处理，测量其肌肉、肝和血浆钙、镁和磷含量的变化。

The cell proliferation and differentiation were measured as index of stimulating osteoblastic bone formation. Cell proliferation was assayed by MTT method with fluoride sodium as positive control.

以成骨样细胞的增殖和分化为活性检测指标，成骨样细胞的增殖以MTT法测定，氟化钠为阳性对照药。

The control group including 55 cases （60 teeth） was treated by 75% sodium fluoride glycerin.

目的：对比观察3M Adper Prompt自酸蚀粘结剂和75%氟化钠甘油糊剂治疗牙本质过敏症的临床疗效。

The direct combination of sodium fluoride to the different types of DNA was investigated using UV absorption spect romet ry.

以紫外吸收光谱法测定了氟化钠与不同类型DNA 的直接结合作用。

Methods The mRNA and protein expression levels of NCAM were detected by reversed transcriptive polymerase chain reaction and Western blot after the rat hippocampal neurons were incubated with 20, 40 and 80μg/ml sodium fluoride for 24 hours in vitro.

原代培养海马细胞暴露于20、40、80μg/ml氟化钠24 h后，用RT-PCR和Western blot方法分别检测细胞内NCAM mRNA和NCAM各蛋白亚型的表达。

This research uses dicyandiamide as firming agent in epoxy powder coating and sodium fluoride as additive in epoxy.

采用磷酸双氰胺盐作环氧粉末涂料的固化剂、氟化钠作添加剂。

Methods After L-02 cells were incubated with 40, 80, and 160μg/ml sodium fluoride for 24 hours, the cell survival rate, the level of P53 protein and mRNA expression was assessed by MTT, Western blot and RT-PCR analysis respectively. The cell survival rate in L-02 cells treated by high concentration of fluoride was significantly lower than that in the control group.

方法］对体外培养的人胚肝细胞染毒氟化钠40、80、160μg/ml 24h后，分别采用MTT试验、蛋白印迹技术和逆转录－聚合酶链式反应方法检测人胚肝细胞存活率、P53蛋白和mRNA水平。

Primary cultured rat hepatocytes were cultured with various concentrations of sodium fluoride for 24 hours to study the toxicity and possible mechanism induced by fluoride from morphological, enzymological and biochemical changes.

收集细胞培养上清液，测定ALT和AST活性和MDA含量。用上述指标来评价氟化钠对肝细胞的毒性作用及其可能机制。

I am accused of being overreligious," she said in her quiet, frank manner,"but that does not prevent me thinking the children very cruel who obstinately commit such suicide.""

客人们在卡罗利娜·埃凯家里，举止就文雅一些，因为卡罗利娜的母亲治家很严厉。

Designed by French fashion house Herm è s, this elegant uniform was manufactured in our home, Hong Kong, and was the first without a hat.

由著名品牌 Herm è s 设计，这件高贵的制服是香港本土制造，是我们第一套不配帽子的制服。