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Objective To investigate the roles and possible molecular mechanism of FGF8 in the neurulation and neural tube defect.

目的探讨FGF8在神经胚形成和神经管缺陷发生过程中的作用及其可能的分子调控机制。

Objective To investigate the roles of costimulatory molecules in experimental allergic neuritis and the mechanism of Tripterygium Wilfordii polypeptide treatment.

目的探讨协同刺激分子在实验性变态反应性神经炎发病中的作用及雷公藤多甙的影响。

For examples, IL-2 may plays some roles in affecting the proliferation of neuron and neuroglia, the releasing of some neurotransmitters, the activity of biological electricity, and may be involved in the functions, such as sleeping, memory, locomotion and central analgesia.

如IL-2可影响神经细胞和胶质细胞的增殖、神经递质的释放及生物电活动等，还可能与睡眠、记忆、运动和中枢镇痛等有关。

This research analyzed the production of the newsreel and documentary in Taiwan, taking into account of society, economy, history, in order to understand their roles and significances in different period of time.

的影响。本文将台湾新闻与纪录片的产制，置在特定社会、经济、历史脉络中加以分析，以了解在各不同历史阶段下，所承担的角色与意义。

Seasonal changes of nitrogen-fixing bacteria reflected comprehensive roles including various factors such as Caloglossa growth and matter accumulation, environmental temperature and water.

异养固氮细菌的季节变化反映了鹧鸪菜的生长与物质积累，环境温度和水分的综合影响。

Tobacco smoke contains more than 60 carcinogens, among which polycyclic aromatic hydrocarbons and the tobacco-specific nitrosamine are likely to play major roles in lung carcinogenesis.

研究表明80%以上的肺癌可归咎于烟草暴露，而仅仅不到10%的吸烟者发展为肺癌，提示个体对于肺癌具有遗传易感性。

AIM: To detect the expressions of HER-2/neu (c-erbB-2) and Ras oncogenes in cervical carcinoma,and to evaluate the roles of HER-2/neu and Ras in the genesis and development of cervix squamous cell carcinoma and adenocarci- noma.

目的研究HER-2/neu(c-erbB-2)和Ras癌基因在宫颈腺癌和鳞癌中的表达及意义，探讨其在宫颈癌发生发展中的作用。

Protein protein interactions play vital roles in numerous biological processes. These interactions often result in formation of insoluble and noncrystalline protein assemblies.

在这个研究中，杨俊和特拉华大学的同事Tatyana Polenova设计了一组新脉冲序列，他们用这组脉冲序列研究了用不同同位素标记的thioredoxin蛋白质组装体的分子内和分子间的界面。

The taxpayers' decision-making is a complex process, many factors play important roles in the process. It is not only economic factors but also noneconomic factors, besides the behaviors of tax authority and of government, taxpayers' individual characters and social culture, etc.

换言之，税收遵从决策是纳税人行为选择的一个复杂过程，其中起作用的因素很多，除了经济因素，还包括非经济因素，同时税收管理部门的行为、政府行为、纳税人的个体特征（如年龄、风险偏好、价值观等）以及社会文化等对税收遵从都不无影响。

Fixed point theorems act as very important roles in nonlinear functional analysis theory.

不动点理论是非线性泛函分析理论的一个重要组成部分。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。