砷酸钠

The interactions were synergistic. Conclusion Sodium arsenite and cigarette smoke solution have interactions on protein expression of Bcl-2 and Bax. The interactions are synergistic.

亚砷酸钠和香烟烟气溶液对大鼠淋巴细胞的Bcl-2蛋白表达、Bax蛋白表达的影响存在交互作用，交互作用方式为协同作用。

Methods According to 2×2 factorial design, rat lymphocytes were divided into 4 groups: sodium arsenite treated group, cigarette smoke solution treated group, sodium arsenite and cigarette smoke solution treated group and control group.

按照2×2析因设计将大鼠淋巴细胞分为4组：亚砷酸钠单独作用组、香烟烟气溶液单独作用组、两者联合作用组和对照组。

Methods Cell number counting, MTT reduction assay, transmission electron microscope were performed in skin fibroblasts,and sodium arsenite was used as tester for inorganic arsenics.

方法通过直接细胞计数法和噻唑蓝还原法检测亚砷酸钠对皮肤成纤维细胞生长的影响。

The removal of arsenic and antimony from the oxidated solution was investigated in the sodium thioantimonite production by air oxidation, and the approach of enhancing the by-product output of sodium thiosulfate was explored.

研究了空气氧化法生产焦锑酸钠的氧化后液中脱除砷和锑的方法，并探讨了提高副产品硫代硫酸钠产量的途径。

Objective To observe the effect of unithiol for the treatment of arsenic apicitis.

目的 观察二巯基丙磺酸钠治疗砷性根尖炎的疗效。

Unithiol can be effectively used for the treatment of arsenic apicitis.

二巯基丙磺酸钠可有效并安全用于治疗砷性根尖炎。

objective to observe the effect of unithiol for the treatment of arsenic apicitis.methods sixty-three patients received therapy with 5% unithiol and the therapeutic effect was retrospectively analyzed.results 59 of 63 teeth were cured with the cure rate 92%; no effect was observed in 4 cases.conclusion unithiol can be effectively used for the treatment of arsenic apicitis.

目的 观察二巯基丙磺酸钠治疗砷性根尖炎的疗效。方法 63例患者患牙63颗接受5%二巯基丙磺酸钠治疗，回顾分析其疗效。结果 63颗患牙经本药治疗后59颗显效，占93.7%；4颗无效。结论二巯基丙磺酸钠可有效并安全用于治疗砷性根尖炎。

For ferric nanoparticles, at the optimum condition of pH7.4 sodium cacodylate buffer solution, the detection limit of bovine serum albumin is 6.6ng/mL and the linear range locate in 0.02-0.70ug/mL.

纳米铁在最佳试验条件下，即pH7.4的二甲砷酸钠缓沖介质中，BSA测定的检测限为6.6ng/mL，线性范围为0.02～0.70μg/mL。

The present invention adopts ammonium salt solution as leach, and adopts the liquid-phase oxidation activating agent formed from surfactant sodium ligno-sulfonate or sodium dodecyl sulfonate, liquir phase oxidation catalyst Cu(2+) and sulfur-extracting agent tetrachloroethylene to implement quick leaching process of sulkfide mineral in gas-liquid-solid three-phase reactor, all the sulfurs contained sulfide in mineral powder can be converted into elementary sulfur and sulfuric acid radical, the contained zinc, copper, nickel, cobalt, lead, cadmium and silver can be changed into soluble salt, and fed into leach or remained in the leaching out slag.

本发明涉及的有色金属硫化矿的铵盐液相氧化直接浸出方法，其特征在于：采用铵盐溶液作浸出剂，采用由表面活化剂木质磺酸钠或十二烷基磺酸钠，液相氧化催化剂Cu2+、萃硫剂四氯乙烯组成的液相氧化活化剂，在气液固三相反应器内，实现硫化矿的快速浸出过程，矿粉中各种硫化物所含的硫转变为单质硫和硫酸根，所含的锌、铜、镍、钴、铅、镉、银等变成可溶性盐类进入浸出液中或留在浸出渣中，消除传统流程中二氧化硫，硫化氢，氮氧化物及含砷含汞含铅等有毒烟气的排放。

Many test parameters proposed in these methods have widely accepted in the literature for sample pretreatment, tem-perature, enzyme dose, pH, and reaction time. This study used sodium arsenate (Na2HAsO4E7H2O) and NIST 2710 soil as the standards to investigate the effect of mixing intensity, liquid to solid ratio, extraction time, and extract pretreatment methods for the determination of bioavailability.

文献中对於体外试验操作参数与程序，如样品前处理、温度、酵素添加量、胃肠相pH值与反应时间等参数已渐趋一致，本研究针对尚未深入探讨之重要参数进行试验，以砷酸钠(Na2HAsO4.7H2O)与标准土让(NIST 2710 soil)，探讨蠕动强度、液固比、小肠相萃取时间以及萃取液前处理方式对生物有效性之影响。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。