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Objective To investigate the role of oxidative stress on renal injury induced by fluoride and the expression of Bcl-2 on the oxidative stress of renal tubular cells exposed to sodium fluoride at different concentration.

摘要目的观察不同染氟条件下大鼠肾小管上皮细胞氧化应激能力变化及Bcl-2 在氧化应激时的表达。

Astragalus patients with coronary artery disease can significantly improve the function of red blood cell sodium pump to reduce intracellular sodium concentration, red blood cell function recovery on the one hand, on the other hand, is also conducive to the nutritional metabolism of myocardial cells.

黄芪还可明显提高冠心病病人红细胞钠泵的功能，使细胞内钠浓度降低，一方面可恢复红细胞功能，另一方面也有利于心肌细胞的营养代谢。

In this paper, the influences of the concentration and the drawing property of PAN/DMSO solution on the surface structure of the fiber were investigated on the basis of the study of the viscosity of PAN/DMSO solution.

在研究了聚丙烯腈／二甲基亚砜纺丝溶液粘度特性的基础上，初步探讨了纺丝液中PA N的质量分数与纤维的可牵伸性及致密性的关系。

Methods:A model of stressed mice was built to observe the effect of such tonic herbs as Tusizi,Chuanduan;Nüzhenzi, Gouqizi on the calcium concentration in cytoplasm in the process of immune cell reproduction,as well as on the membrane fluidity of splenetic lymphocytes,IL-2,IL-2R and cell period.

建立小鼠应激模型。观察菟丝子、川断、女贞子、枸杞子等补益中药对应激小鼠免疫细胞增殖过程中胞浆内Ca2+浓度、细胞膜流动性、IL-2 ，IL-2R以及细胞周期的影响。

The increasing effect would decrease when the concentration levels of bamboo vinegar were too high or too low.50~100 times diluted bamboo vinegar could efficiently inhibit germinating on sporangium of downy mildew of cucurbits, and could control the harm on cucumber in the field.

竹醋50～100倍液可以有效地抑制黄瓜霜霉病孢子囊的萌发，防治田间黄瓜霜霉病的发生，其抑菌及防病效果可与化学农药72%克露的600倍液相当。

Using different concentration of NaCl treating seedlings, the effects of salinity stress on development, contents of proline and soluble sugar of two summer squash breeds , which were different in tolerance on salinity stress, were investigated.

以两个耐盐性不同的西葫芦品种白美西葫芦和黑皮西葫芦为材料，用不同浓度的NaCl溶液进行处理，研究盐胁迫对西葫芦幼苗生长、叶片脯氨酸与可溶性糖含量的影响。

Using different concentration of NaCl treating seedlings,the ettects ot salinity stress on development, contents of proline and soluble sugar of two summer squash breeds, which were different in tolerance on salinity stress, were investigated.

以两个耐盐性不同的西葫芦品种白美西葫芦和黑皮西葫芦为材料，用不同浓度的NaCl溶液进行处理，研究盐胁迫对西葫芦幼苗生长、叶片脯氨酸与可溶性糖含量的影响。

Were studied in the mice which were given high concentration of powdered milk solution to induced supernutrition, and the effects of these drugs on the activity of pepsin were measured in vitro. The effect of milk on the lapactic action of anthraquinon and glycosides of anthraquinone were analyzed using the factorial design. ResultsThe anthraquinone of Rheum palmatum L.

方法通过灌服高浓度的奶粉溶液以营造高营养性环境，在此基础上考察了大黄结合蒽醌及游离蒽醌对小鼠的致泻作用；并运用析因设计分析了奶粉在这些致泻作用中的作用，同时还考察了大黄结合蒽醌及其游离蒽醌体外对胃蛋白酶活性的影响。

In mice. MethodsThe lapactic effects of anthraquinon and glycosides of anthraquinone from Rheum Palmatum L. were studied in the mice which were given high concentration of powdered milk solution to induced supernutrition, and the effects of these drugs on the activity of pepsin were measured in vitro. The effect of milk on the lapactic action of anthraquinon and glycosides of anthraquinone were analyzed using the factorial design.

通过灌服高浓度的奶粉溶液以营造高营养性环境，在此基础上考察了大黄结合蒽醌及游离蒽醌对小鼠的致泻作用；并运用析因设计分析了奶粉在这些致泻作用中的作用，同时还考察了大黄结合蒽醌及其游离蒽醌体外对胃蛋白酶活性的影响。

Nanoparticle has different influence on the absorption of N ,P ,K .The test of tank farming confirm that the absorptive capacity of plants added low concentration nanoparticle on N , K is weaker than that of comparison .

纳米微粒对植株在氮磷钾的吸收方面有不同的影响，在水培条件下，低浓度纳米胶液对玉米幼苗吸收氮钾养分有抑制作用，但对于磷的吸收，有促进作用。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。