查询词典 fluorescence

The homology of nucleotides and amino-acid residue with the sequence in GenBank was 95.88% and 99.07%, 293 cells transfected with the recombinated plasmid express relucent green fluorescence.

转染293细胞后24-72h，可观察到明亮的绿色荧光，RT—PCR和Western blot分别从mRNA和蛋白水平上检测到frc基因在真核细胞中的表达。

The stem was cut into several segments away from the pine seeding, arranged and collected in the order of chronology time and distance from where they were inoculated. To separate B.xylophilus coarsely out from the stems and made them into paraffin slices. And be observed under the potics microscope by dyed with safranin-fast green contrast-stain method and PI fluorescence stain method. In order to find out how about the nematode rigour distributing , but also ebb and flow of their amounts after invading the host pine seeding. Seek the pathological changing orderliness of host cells in different position along with the remotion of nematodes. By deeply analysing the variety of host cell nucleolus to estimate whether the host cell took place the programmed cell death after inoculated B.xylophilus.

按时间进程和与接种点上下距离的远近，对松苗分茎段进行粗分离和制作成石蜡切片，分别用番红-固绿双重染色法和碘化丙锭荧光染色法在光学显微镜下观察，以了解线虫侵染后在寄主体内的准确分布和数量的消长，寻找随着线虫的移动扩散，寄主不同部位细胞病变的数量、速度发生的变化规律，并进一步通过分析其细胞核的变化来判定松材线虫侵染后是否能诱发寄主细胞发生程序性死亡(programmed cell death，PCD)。

Fluorescence intensity of reticulocyte is more practical than percentage of reticulocyte in

荧光强度对判断骨髓的损伤程度和预后比网织红细胞百分比更有意义。

The experimental results indicated that, after chilling treatments, chlorophyll a fluorescence induction kinetic curves of tomato leaves were changed obviously,the Fv/Fo and Rfd values were decreased,and the primary light energy conversion of photosystem II and the potential photosynthetic activity had been inhibited.

实验结果指出，在低温处理(8℃，5℃，2℃下，暗中24小时)后，番茄叶片的体内叶绿素a荧光诱导动力学曲线有了明显的改变，Fv／Fo值、Rfd值降低了，光系统II原初光能转换效率和潜在的光合活力均受到抑制。

Characteristic fluorescence produced by rhodamine B was observed with its excitation and emission wavelength at 554 nm and 575 nm respectively.

罗丹明B能产生特征荧光，其激发波长和发射波长分别为554nm和575nm。

Under salt stress, the growth, osmotic potential, chlorophyll fluorescence parameters, Na(superscript +) and K(superscript +) uptakes and transports in the seedlings of two Ricinus communis varieties (cultivar castor Zibi 6 and wild castor which grew naturally in coastal saline-alkali land) were comparatively studied.

方法］比较了栽培蓖麻淄蓖6号和天然生长于滨海盐碱地的野生蓖麻体内K、Na的分布特点、叶绿素荧光参数、植株生长状况和叶片渗透调节能力对NaCl处理的响应。

Hereinto, Tyr-Fal was prepared from L-tyrosine and formaldehyde under alkaline conditions.Firstly, a new multi-functional film with well-defined layered structure was fabricated from Tyr-Fal and PEI via LbL method. Experiment revealed that this Tyr-Fal/PEI multilayer film emit yellow fluorescence under UV radiation. The ability of the Tyr-Fal/PEI multilayer film for adsorbing rosaniline improved after UV-exposed, which can be used in preparing micropattern.

然后以Tyr-Fal为结构单元，通过静电力自组装构筑了两种功能性的酪氨酸基多层膜：(1)利用Tyr-Fal与聚乙烯亚胺间的静电力构筑了结构稳定、有序、能在紫外光照射下发出耀眼黄色荧光的聚乙烯亚胺/酪氨酸缩甲醛超薄膜。

The reaction of Safranine T and Human Serum Albumins causes fluorescence quenching of Human Serum Albumins.

荧光光谱显示番红花红T对人血清白蛋白的荧光有猝灭作用。

It is based on the facts that in the presence of sulfuric acid and sodium dodecyl benzene sulfonate, vanadium activated by vitamin C can catalyze potassium bromate to oxidize safranine O, the oxidation products of safranine O can emit intense and stable fluorescence on nitrocellulose membrane.

基于在硫酸介质和十二烷基苯磺酸钠存在下，抗坏血酸活化钒催化溴酸钾氧化番红花红O发射强而稳定的荧光的特性，建立了ⅤC活化溴酸钾氧化番红花红O催化荧光法测定痕量钒的新方法。

Peptide Nucleic Acids; Safranine T ; Fluorescence Quenching ; PNA-DNA Twin Spirochaeta.

肽核酸；藏红T ；荧光猝灭； PNA-DNA双螺旋

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。