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Objective To investigate the effects of aqueous extracts of Cuscuta chinensis Lain on the differention of amelanotic melanocytes of outer root sheath from human hair follicles.

目的观察中药菟丝子水提取物诱导毛囊无色素黑素细胞（amelanotic melanocytes，AMMC）分化的作用。

Objective: To explore the fine method of isolated cultivation of dendritic cells from the peripheral blood.

目的：探讨无血清专用培养基从人外周血单个核细胞分离培养树突状细胞的优化方法。

Objective To explore the effect of different anticoagulants on quantitative assays for HBV DNA using real-time PCR technique. Methods Peripheral blood samples were obtained from 40 patients infected with HBV. Serum and plasma samples from three kinds of anticoagulants such as heparin, trisodium citrate, and dipotassium EDTA were stored at -20℃.

目的 探讨用实时荧光定量PCR技术检测乙型肝炎病毒DNA拷贝时，不同抗凝剂对乙型肝炎病毒DNA定量检测的影响方法采集40例乙型肝炎患者血液，分别置于不含抗凝剂及含肝素钠、枸缘酸钠、EDTA-K2抗凝剂的无菌试管中，分离血清和血浆后于-20℃冰箱保存备用。

Research purposes: The introduction is given in this paper to the surge lightning protections for metro,and the research and test are done on the electrical,mechanical and disconnect operational properties of the gapless and polymer housing zinc-oxide surge arrester with disconnector.

研究目的：介绍地铁和高架轻轨线路防雷特点，并对设计、研制出的直流复合外套无间隙氧化锌避雷器进行电气、机械和脱离装置动作等性能的试验研究。

Objective To establish a method for the determination of bacterial endotoxin of cefotetan disodium for injection.

目的 对头孢替坦二钠进行凝胶法干扰试验，建立无菌原料药头孢替坦二钠细菌内毒素检查的试验方法。

Wang Ping: Dolia, a linkman of ESPN said:The audience has limitless aspiration for sports programs.However, we have found an appropriate balance between sports and news.

王平：espn节目主持人多利亚说：现众对体育节目的渴望是无止境的，而我们已经在体育和新闻中间找到了恰当的平衡。

Abstract］ Objective To evaluate the value of spiral CT dynamic contrast-enhancement scanning on pulmonary embolism by analysing the CT appearance of pulmonary embolism restrospectively.Methods Collect and analyze the appearance in multi-slice spiral CT of 24 patients with pulmonary embolism,especially the embolismic index,the involved proportion of central pulmonary arteries,the presenting proportion of bronchodilation and pulmonary infarction.

目的 回顾性分析肺动脉栓塞的CT表现，探讨层螺旋CT动态增强扫描对肺动脉栓塞的诊断价值方法搜集经多层螺旋CT动态增强扫描确诊的肺动脉栓塞24例，回顾性分析其CT表现，重点分析肺动脉栓塞指、中央肺动脉受累比例、有无支气管扩张显示、是否合并肺梗死。

The aim of the study was to compare the long-term stability of membranous and endochondral autogenous bone grafts with or without combined application of guided bone regeneration. Twenty-fie, male, 6-month old, albino rats were used in the study.

本研究的目的是为了比较当联合应用或不联合应用引导性骨再生技术时，膜形成骨及软骨内成骨的自体骨移植的长期稳定性有无不同。

Objective To explore the correlation of asymptomatic bronchial hyperresponsiveness with serum specific IgE and eosinophilic cation protein.

目的 探讨无症状气道高反应性与血清特异性IgE及嗜酸细胞阳离子蛋白的相关性。

Objective To visualize epicardial and intramyocardial coronary blood flow by using a noninvasive echocardiography system.

目的应用冠脉血流显像技术无创性检测猪冠脉血流，探讨心外膜和心肌内冠状动脉的时相性灌注特点及其在冠脉扩张状态下的变化。

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％。