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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 results showed that Hyphae, conidiophore, conidium and chlamydospore of biocontrol strains ZK7 and IPC were found in the rhizoplane, Hyphae of ZK7 and IPC penetrated epidermal cells to deep cortical cells but not in phloem tissue and xylem vessels, biocontrol strains ZK7 and IPC also crossed and even grew within epidermal and conical cell walls without any visible alterations of the plant cell.

生防菌ZK7和IPC菌株能以菌丝方式稳定定殖于烟草根表的根冠区、伸长区、根毛区、成熟区等不同部位，而在根内的定殖仅局限于根表皮层较深的细胞组织，不能侵入烟草根部的韧皮部和木质部组织。

Objective To study the effects of chloroquine on proliferation and cell cycle of hepatocellular carcinoma cell line HepG2 cultured in vitro and provide basis for research on chloroquine in therapy for liver cancer.

目的：探讨氯喹对体外培养人肝癌细胞HepG2增殖和细胞周期的影响，为氯喹作为肝癌治疗药物的研究提供依据。

The species of extracellular ATP can participate the effect of nerve system not only as the neurotransmitter and modulator but also has a trophic action to glial cell and neuron. It participates in many courses, e.g. cell differentiation and apoptosis, the morphologic change of chondriosome, to stimulate the synthesis and release of cytokine and nerve growth factor. It has a great influence to neurological growth and plasticity.

细胞外ATP类物质不仅可以作为神经递质及调质参与神经系统的功能，还可对胶质细胞及神经元产生营养作用，广泛参与细胞分化及凋亡、细胞线粒体形态变化、刺激细胞因子及神经生长因子的合成及释放等过程，对神经系统的发育及可塑性变化产生重要的影响。

The transmition elec-microcope observation indicated that kangshuai Ⅰ prescription can chang the ultramicro fabric of nerve cell in quatar CA1 in hippocampus of the model rats by affecting the cell organs such as karyon、rough endoplasmic reticulum 、chondriosome、dictyosome and lipofuscin, which has similar effect with the original prescription.

透射电镜结果提示抗衰Ⅰ号各剂量组可以改善衰老模型大鼠海马CA1区细胞核、粗面内质网、线粒体、高尔基体、脂褐素体等细胞器的变化，尤以高剂量改善明显，与强力抗老液作用相仿。

Objective: To study the changes of sister chromatid exchange rate in the mutator cell of tumor cell and mutagenized by drug or teratogen.

姐妹染色单体互换(sister chromatid exchange，SCE)检测是细胞遗传学研究领域的一项重要技术。

Further more, hoechst stained caveolin-1 expressing GH3 cells showed chromatolysis and the character of cell and cell apoptosis was confirmed by TUNEL assay. To obtain this data, we hypothesize that caveolin may play a role in bromocriptine induced GH3 apoptosis.

在转型48小时后，GH3细胞表现外源性caveolin-1，其细胞呈现萎缩形态且其细胞核呈现计画性死亡的核体分解现象；但表现EGFP的细胞仍维持正常形态。

The events of cell cycle take place in the order of timing and space, which ensures that cell division and chromo...

细胞周期各事件按正常时空顺序发生，才能确保遗传信息忠实传递及细胞正常分裂。

The percentage of the cell observed chromosome lagging in A1 and the percentage of abnormal cell in TI showed a greatly significant positive correlation. That may demonstrate chromo

相关分析表明后期Ⅰ染色体滞后细胞比率同末期Ⅰ异常细胞比率呈极显著的正相关，推测后期Ⅰ染色体分离和末期Ⅰ微核形成可能是由相同的显性单基因或主效基因控制。

Meiosis is the cell division to form gametes that have half the chromosome number of the parent cell.

减数分裂是一种形成只有半数染色体数目的配子的细胞分裂。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。