生物学上

The invention discloses a connecting city white duck blastodisk fiber cell system with connecting city white duck embryo as material with preservation number at CGMCC No.1877 in cellular biology domain, which is characterized by the following: the fiber cell does not possess epithelial cell with high purity; the quality of freezing cell is stable; the active ratio can reach between 93.5% and 96.8%; the passage growth is stable and fit for big scale culture.

本发明利用连城白鸭胚胎作为材料，进行初代培养、传代培养及细胞冻存等研究。最终获得高活率、高纯度的连城白鸭胚成纤维细胞系，其保藏编号为CGMCC No.1877属于细胞生物学领域。本发明培养的成纤维细胞无上皮细胞等，细胞纯度高；冻存后细胞质量稳定，活率可达到并维持在93.5％～96.8％之间，传代生长稳定，适合大规模培养。

Neurosciences on the Net is a searchable and browsable index of online neuroscience resources addressing neurobiology, neurology, neurosurgery, psychiatry, psychology, cognitive science sites and information on human neurological diseases.

神经系统科学线上：是一个可供搜索和流览的索引，它涉及到神经生物学、神经学、神经外科、精神病学、心理学以及认知科学等神经系统科学的网路资源，以及人类神经系统疾病的资讯。

This paper systematically analyzed the problems China faced in this field,and summarized the latest research achievements on bryophyte's biological and ecological characteristics.

在分析我国边坡植被生态恢复面临问题的基础上，系统综合目前有关苔藓植物生物学生态学特征的研究成果，结合对成都附近铁路边坡自然植被中苔藓植物进行的案例调查与分析，讨论了将苔藓植物应用边坡植被生态恢复的意义、问题，提出促进苔藓植物在边坡植被生态恢复中应用的途径。

Purpose:To investigate the expression of E-cadherin and dendritic cell in bladder cancer and its biological significance.

目的：探讨膀胱癌中树突细胞和上皮钙粘附素的表达及其与生物学行为的关系。

Firstly, regarding the question of"what is woman", feminists in the period of Neo-Cultural Movement canonize"science"and they have taken biological research achievements to prove that, the natural physiological differences between the two sexes are meaningless for the judgements of importance, and this will not lead to any social difference between male and female.

首先，在"女人是什么"的问题上，新文化运动时期的女性主义者推崇"科学"运用生物学研究成果，证明两性的自然生理差异没有价值评判的意义，并不必然导致两性的社会差异。

Using this method, we observed the metabolic condition of cartilage cell and knew the effect of the serum with the various types and different concentration to the growth of cartilage cell.

利用体外细胞培养的方法进行生物学、医学领域的科学研究工作近年来在世界上甚为广泛，以软骨细胞培养的方法对软骨和骨关节疾病进行的研究也日趋深人，并已发展到分子水平。

In this articl, the background, the thoretical source and the basic content of Cuvis catastrophism are discussed, It is shown that it is not a subjective fabrication by Cuvier, but rather it is inherited from reforming former catastrophic ideas, on the basis of his long-term scientific practic, Therefore it helped to push forward the dvelopment of gology and biology.

本文论述了居维叶灾变论的产生背景，理论来源及其基本内容，证明它并不是居维叶的主观臆造，而是他在长期科学实践基础上对前人灾变思想的继承和改造。因此它对地质学和生物学的发展曾起到巨大推动作用。本文还论述了居维叶灾变论与其它灾变学说的区别；并列举大量现代科学发现证明居维叶所谓的灾变是不可否认的事实，是自然界中具有确定原因的必然发生的历史事件。

The study on the function and mechanism of PhrIP1 is important for clarifying how the cell plate and cell wall form in plants.

研究PhrIP1的功能和机制，对在分子水平上阐明植物细胞板以及细胞壁形成的机理具有重大的生物学意义。

The gene of ESAT-6 from genome of bovine mycobacterium tuberculosis strain that from cervine tuberculosis was amplified by polymerase chain reaction and inserted into pGEM-TE vector. After sequencing, we analyzed the gene encoding ESAT-6 protein with molecular biologic software.

从患结核病鹿的肺组织中粗分离牛分支杆菌制备DNA模板，用PCR对牛分支杆菌ESAT-6基因进行了扩增，将扩增的产物连接于测序载体pGEM-TE上克隆，经测序确定无误；并使用分子生物学软件对ESAT-6基因进行了分析。

In the range of 200~600 nm,the absorbance at 12 wavelengths was taken as characteristic parameter of artificial neural network.

人工神经网络是在生物学中神经网络理论的基础上，简化了复杂结构的偏微分方程，构成了多个神经元互联网络的结构，研究这

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。