诱导

PC12 cells were exposed to NGF with different concentrations for 72 h and the lengh of neurite and max diameter of PC12 cells were observed at 24,48,and 72 h, respectively. The expression of MAP2 was detected by immunocytochemistry after PC12 cells were exposed to NGF for 72 h .

不同浓度的NGF组均诱导PC12细胞72 h，在24、48和72 h分别观察细胞的突起长度和细胞最大直径的变化情况；在诱导72 h后利用免疫细胞化学技术，观察不同剂量NGF作用后PC12细胞向MAP2阳性细胞分化的情况。

Biological assays for several PAHs containing hydroxy and nitro group indicated that they could protect human red blood cells from hemolysis induced by AAPH and displayed effect of inhibitory for damage of DNA in vitro. They were found to have cytostatic and cytotoxic activity for HL-60 cell lines.

所考察的含有羟基和硝基的多环芳烃化合物对自由基诱导的人血红细胞溶血有一定的抑制作用，对AAPH诱导的DNA损伤有不同程度的保护作用，且它们的抗氧化活性与硝基取代基之间表现出一定的构效关系。

The hydroxy and nitro-substituted coumarins were able to inhibite hemolysis of human red blood cells and damage of DNA induced by AAPH. It reveals that these compounds are effective antioxidants. Some coumarins have cytostatic and cytotoxic activity for HL-60 cell lines. In general, their effects were weakened when coumarins own nitro group.

含有羟基和硝基的香豆素衍生物对自由基诱导的人血红细胞溶血有一定的抑制作用，且对AAPH诱导的DNA损伤有不同程度的保护作用，部分香豆素衍生物对人早幼粒白血病细胞（HL-60）的增殖表现出一定的抑制作用。

The studies show that Amyloid β-peptides aggregate and accumulate, moreover, colocalize with numerous other associated protein and nonprotein components to form SPs. There are many factors to induce the Aβ aggregation.

研究表明是淀粉样Aβ多肽逐渐聚集、纤维化并与其它相关蛋白质、聚糖等共沉淀形成了脑斑，诱导Aβ多肽凝聚的可能因素很多，本文着重探讨了锌离子的诱导机理。

The result shows that the impact of the nozzle size is more obvious than that of the primary air rate.

结果表明，喷嘴几何尺寸的变化对诱导比的影响较大，一次风风量变化对诱导比的影响较小。

METHODS:Nitrite was determined based on Griess reaction. iNOS mRNA was analyzed using Northern blot. NFκB in the cell nucleole was detected with electrophoretic mobility shift assay.

摘 要］目的：探讨NFκB在大鼠肺微血管内皮细胞iNOS基因诱导表达中的作用及抗氧化剂对内皮细胞iNOS诱导表达的影响及其机制。

Experiment 4. Chinese nutgall water extract's influence on the production of IL-6 from HDPCs stimulated by LPS. The radioimmunoussary method was applied to analyze the activity of IL-6 from HDPCs.

实验四五倍子水提取物对LPS诱导HDPCs产生IL-6影响本实验采用放免法检测五倍子水提取物对LPS诱导HDPCs产生IL-6的影响。

The energy levels of free metallic ion were calculated with a 13 parameters model including the 2-body and 3-body interactions. The Stark energy levels of crystal field were calculated using the model proposed by Newman based on 1 electron orbital approximation The f-f oscillator strength calculation includes the contribution of electrostatic-induced, ligand polarization, vibronic-induced, magnetic dipolar transitions.

其中，自由f离子能级计算采用包括双电子与叁电子组态相互作用的二三参数模型，晶体场Stark分裂计算采用单电子轨道近似，用Newman角叠加模型计算晶体场参数。f-f跃迁振子强度计算包括静电诱导偶极跃、配体极化偶极跃、振动诱导电偶极跃迁及磁偶极跃迁的贡献。

Results: Red orpiment induced NB4 and HL-60 cell apoptosis.

结果：雄黄具有诱导NB4细胞和HL-60细胞凋亡作用，雄黄浓度在25.0～200.0mg/L之间这种诱导作用无明显差异。

One-step method induced Oxalis triangularis purpurea regeneration system may reduce the workload effectively, moreover, with a characteristic of high efficiency induced regeneration seedlings, which is propitious to Oxalis triangularis purpurea breeding.

一步法诱导形成三角紫叶酢浆草再生体系方法能有效的降低工作量，而且具有再生苗诱导效率高的特点，有利于规模化繁育三角紫叶酢浆草。

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％。