查询词典 fluorescence

Fluorescence staining with uranine and aniline blue generated yellow-green fluorescence in the fungal structures under UV or blue light, and the black background of host tissues gave rise to strong contrast for observation.

荧光素钠和苯胺蓝两种荧光染色方法均能使菌体在紫外或者蓝光下产生黄绿色荧光，而寄主组织呈现黑色背景，强烈的反差利于观察。

The relationship of the amounts of emulsifier, organosilicon monomer (D4) and initiator with the ratio of fluorescence intensity between first vibronic peak of pyrene (λ= 373 nm) and third vibronic peak of pyrene (λ=384nm)Ⅰ1/Ⅰ3 were discussed during the emulsion polymerization process, in which pyrene was used as fluorescence probe. The polymerization behavior of the organosilicon-acrylate latex with core-shell structure was investigated in line with the relationship of monomer conversion and development of morphology in latex particles with the value of Ⅰ1/Ⅰ3 for probe pyrene during the polymerization process.

以芘为荧光探针，探讨了有机硅-丙烯酸酯核壳乳液聚合过程中，芘的第一振动峰(373nm处)与第三振动峰(384nm处)荧光强度的比值Ⅰ1/Ⅰ3与乳化剂、有机硅单体（D4）和引发剂用量之间的关系，并结合聚合过程中探针芘的Ⅰ1/Ⅰ3 峰值与单体转化率及乳胶粒形态演变之间的关系，研究了核壳结构有机硅-丙烯酸酯乳液的聚合行为。

Under fluorescence microscope, cells treated with curcumin showed shrunk or distorted nucleus with fluorescence conglomerated.

姜黄素作用后，Hoechst染色显示A549/DDP细胞核缩小变形，致密浓染荧光成团块分布。

The design was optimized for maximum signal intensity by simulation and experiments. The size of focal spot in the micro-channel capillary was optimized. Fluorescence signal was enhanced 2～3 times when increasing the diameter of focal spot from 10μm to 50μm (full of the inner wall of capillary), through which the sensitivity and signal-noise ratio were also improved. A technique of using refractive matching liquid was presented. The fluorescence signals were boosted up and the signal collection efficiency was also meliorated when using this method.

通过理论分析和实验优化本系统的设计：优化聚焦于微通道中的激发光斑大小，增大聚焦到毛细管内径中的激发光斑尺寸，使光斑尺寸由最小的10μm增大到50μm，光电倍增管接收到的荧光信号提高了2-3倍，从而提高系统的信噪比和灵敏度；提出在聚焦物镜处加折射率匹配液的方法，加匹配液后的荧光信号得到了增强，因而提高了荧光收集效率和灵敏度。

The interaction of human serum albumin and folic acid was studied using fluorescence spectroscopy, UV absorption and synchronous fluorescence spectroscopy in the pH 7.4 Tris-HCl buffer system at different temperatures.

在不同温度下的pH 7.4的Tris-HCl缓冲溶液体系中，采用荧光光谱、紫外吸收光谱和同步荧光光谱研究了人血清蛋白与叶酸的相互作用。

The mechanism of co-fluorescence effect has been discussed. In chapter six, the new fluorescence enhancement phenomenon was observed by adding some crown ethers to samarium-thenoyltrifluoroacetone system.

在第六章中，研究发现当向钐-噻吩甲酰三氟丙酮中加入配位能力很强的大环配体冠醚时，冠醚对稀土有机配合物体系产生显著的荧光增强作用，其中冠醚二苯并18冠6后（DB18C6）可使钐-TTA二元配合物体系荧光强度增强280倍。

According to the fluorescence differences of aesculin and aesculetin at different pH values, a fluorescence method was developed for the determination of aesculin and aesculetin in Cortex Fraxini.

利用秦皮甲素和秦皮乙素在不同pH条件下荧光性质的差异性，制定了秦皮药材中二者分别测定的荧光分析方法。

Fluorescence spectra, absorption spectra and protonation properties of Chinese herbal medicine—Cortex Fraxini and its effective components—aesculin and aesculetin have been studied in this thesis. Based on the spectroscopic properties of aesculin and aesculetin at different pH values of their water solutions, a fluorescence method for the determination of aesculin and aesculetin in Cortex Fraxini was developed.

本文详细研究了中药秦皮及其有效成分秦皮甲素和秦皮乙素的荧光光谱与吸收光谱，深入探讨了秦皮甲素和秦皮乙素的光谱性质和质子化作用，制定了秦皮药材中秦皮甲素和秦皮乙素的荧光分析方法。

Quenching of chlorophyll fluorescence decreased and Non-photochemical Quenching of chlorophyll fluorescence increased for both alfalfas under drought stress. Generally speaking, qP decreased less and qN increased more in the high drought-resistance alfalfa than in the low drought-resistance alfalfa, suggesting that when under drought stress, the electron transport activity and photosynthetic apparatus was damaged less in the alfalfa with high drought-resistance than in the alfalfa with low drought- resistance.

PSⅡ光化学淬灭系数、非光化学淬灭系数的变化表现为干旱胁迫下两种紫花苜蓿qP值降低、qN值升高，总体上抗旱性强的紫花苜蓿qP降低的幅度低且qN升高幅度大，表明抗旱性强的紫花苜蓿PSⅡ反应中心电子传递活性受到的影响小，光合机构的损伤程度低。

Meanwhile,the peaks of excitation spectra and fluorescence emission spectra are decided by examining the three-dimensional and two-dimensional fluorescence spectroscopy using ventricles and atriums with dye.

通过对含染料左心室组织的三维荧光光谱、荧光激发光谱和荧光发射光谱的测量，发现染料有两个荧光激发峰，分别是320nm和480 nm。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。