趋性

Objective To study the changes of chemokine receptor 5 in breast cancer and metastatic axillary nodes.

目的 探讨乳腺浸润性导管癌及其腋窝转移淋巴结组织中趋化因子受体5的表达变化与腋窝淋巴结转移的关系。

Besides the common features of the terrorisms,for example the political,violent and illegal,the terrorism threatened Chines security has some special characters:multimember major structure,complicated international background,strong religious character and backstairs manner of ution.

威胁我国安全的恐怖主义除了具有一般恐怖主义的政治性、暴力性、刑事违法性等共同特征以外，还具有主体结构多元、国际背景复杂、宗教色彩浓厚、组织运作联合、方式手段诡秘、发展态势趋强等突出特点。

Chemotaxis may play an important role at the early stages in pathogenesis of phytopathogenic bacteria.

进一步说明趋化性可能在植物病原细菌致病的早期起重要作用。

The way how the host-parasitoid system comes into being and the complicated chemotaxis between organisms are introduced.

本文介绍了生物种群中寄主-拟寄生物系统的形成和生物间复杂的趋化性的产生。

Expression and function of ephrin-B1 and its cognate receptor EphB2 in human atherosclerosis: from an aspect of chemotaxis.

人动脉粥样硬化中 ephrin-B1和其同源受体 EphB2的表达和功能：趋化性。

Some cells also exhibit chemotaxis, the ability to move toward or away from the source of a diffusing chemical.

一些细胞还表现出趋化性，可以趋向和远离扩散的化学源。

EPCs could also be used as tissue-engineered materials. The chemotaxis made it an ideal vector for genetherapy.

EPC还可作为覆盖组织工程血管的材料，它的趋化性还使它成为理想的基因治疗载体。

A new realizing strategy of chemotaxis algoritbm for neural networks training is developed.

给出了神经网络趋化性算法的一种新的实现策略，在此基础上，提出了一种动态递归神经网络建模方法和一种控制作用受限的自学习非线性控制方法。

The following methods were used in the study, such as viral inoculation of animal, pathological method, flow cytometry, RT-PCR, in situ hybridization, immunohistochemistry and terminal deoxy nucleotidyl transferase mediated dUTP nick end labling . Morphological changes of the infected chickling, dynamic changes of T, B cells and T subsets, changes of adhesion molecules on the lymphocyte surface, necrosis and apoptosis of lymphocyte and neurons, changes of MIP-1β and IL-8 producing cells in the brain, cell types of perivascular tuffing in cerebral tissue were systematically studied.

在研究过程中，采用了病毒接种技术、普通病理学研究方法、流式细胞仪技术、RT-PCR技术、原位杂交技术、免疫组化技术、凋亡细胞末端标记技术，系统研究了不同日龄的SPF雏鸡人工感染AEV-NH937株后的病理变化，T和B淋巴细胞、T淋巴细胞亚群的动态变化规律，淋巴细胞表面某些粘附分子的变化，淋巴细胞和神经元的坏死与凋亡，雏鸡脑组织中产生趋化因子MIP-1β和IL-8细胞的变化规律，脑组织中围官性细胞浸润的细胞类型。

The following methods were used in the study, such as viral inoculation of animal, pathological method, flow cytometry, RT-PCR, in situ hybridization, immunohistochemistry and terminal deoxy nucleotidyl transferase mediated dUTP nick end labling. Morphological changes of the infected chickling, dynamic changes of T, B cells and T subsets, changes of adhesion molecules on the lymphocyte surface, necrosis and apoptosis of lymphocyte and neurons, changes of MIP-1β and IL-8 producing cells in the brain, cell types of perivascular tuffing in cerebral tissue were systematically studied. The key research results were.(1)The average percentage of CD19+cell in blood, bursa and spleen, after 3, 5 days of inoculation, was significantly Phybridization revealed that the number of IL-8 and MIP-1βproducing cells was increased in the infected brain.

在研究过程中，采用了病毒接种技术、普通病理学研究方法、流式细胞仪技术、RT-PCR技术、原位杂交技术、免疫组化技术、凋亡细胞末端标记技术，系统研究了不同日龄的SPF雏鸡人工感染AEV-NH937株后的病理变化，T和B淋巴细胞、T淋巴细胞亚群的动态变化规律，淋巴细胞表面某些粘附分子的变化，淋巴细胞和神经元的坏死与凋亡，雏鸡脑组织中产生趋化因子MIP-1β和IL-8细胞的变化规律，脑组织中围官性细胞浸润的细胞类型。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。