fluorochrome

简明释义

英[ˈflʊərə(ʊ)krəʊm;ˈflɔː-]美[ˈfloʊrəˌkroʊm]

n. 荧色物；[试剂] 荧光染料

英英释义

单词用法

同义词

反义词

例句

1.Results the fluorochrome labelled new bone gradually replaced almost all the spongy bone and the partial cortical bone of the graft at the end of the experiment.

结果荧光素标记的新骨逐渐替代移植骨的松质骨和部分皮质骨，实验结束时新骨已达牙种植体肩台平面。

2.It revealed that BCP fluorochrome stain is a valuable method for malaria diagnosis.

认为BCP染色法是一种有使用价值的疟疾诊断新方法。

3.Results the fluorochrome labelled new bone gradually replaced almost all the spongy bone and the partial cortical bone of the graft at the end of the experiment.

结果荧光素标记的新骨逐渐替代移植骨的松质骨和部分皮质骨，实验结束时新骨已达牙种植体肩台平面。

4.Fluorochrome stain assay certified that juglone can induce apoptosis of LS-174T cells.

荧光染色法初步证明胡桃醌具有诱导细胞凋亡作用。

5.The fluorochrome can be excited by specific wavelengths of light, producing a characteristic emission spectrum.

该荧光染料可以被特定波长的光激发，产生特征性的发射光谱。

6.In immunofluorescence microscopy, the use of fluorochrome allows for the visualization of specific proteins within cells.

在免疫荧光显微镜中，使用荧光染料可以使细胞内特定蛋白质的可视化成为可能。

7.Researchers selected a bright fluorochrome to improve the sensitivity of their assays.

研究人员选择了一种亮度高的荧光染料以提高他们实验的灵敏度。

8.The fluorochrome used in flow cytometry helps in distinguishing between different cell types.

在流式细胞术中使用的荧光染料有助于区分不同类型的细胞。

9.Using multiple fluorochromes allows for multiplexing in fluorescence microscopy.

使用多种荧光染料可以实现荧光显微镜中的多重检测。

作文

In the field of biology and medical research, the use of fluorescent dyes has become increasingly important for various applications. One such dye is known as a fluorochrome, which refers to a fluorescent chemical compound that can emit light upon excitation. This property makes fluorochromes invaluable in techniques such as fluorescence microscopy, flow cytometry, and immunofluorescence assays. Understanding how fluorochromes work and their applications can significantly enhance our ability to study complex biological systems.Fluorescence occurs when a molecule absorbs light at a specific wavelength and then re-emits it at a longer wavelength. The fluorochrome absorbs energy from a light source, typically a laser or a mercury lamp, and then emits light that can be detected by sensitive cameras or photodetectors. This process allows researchers to visualize structures and processes within cells that would otherwise be invisible under standard light microscopy.One of the most common applications of fluorochromes is in the labeling of antibodies for immunofluorescence. By conjugating a fluorochrome to an antibody, scientists can target specific proteins within a cell. When the sample is illuminated with UV or visible light, the fluorochrome emits a bright signal, indicating the presence of the target protein. This technique has revolutionized our understanding of cellular functions and disease mechanisms.Moreover, fluorochromes are also used in flow cytometry, a powerful tool for analyzing cell populations. In this method, cells are labeled with different fluorochromes, allowing researchers to distinguish between various cell types based on their fluorescent properties. This capability is essential for applications such as immunophenotyping, where the expression of specific surface markers on immune cells is analyzed.The development of new fluorochromes continues to advance the field of biomedical research. Researchers are constantly looking for dyes that exhibit greater brightness, stability, and specificity. For instance, newer generations of fluorochromes are being designed to minimize background fluorescence and improve signal-to-noise ratios, leading to more accurate and reliable results in experiments.In addition to their applications in research, fluorochromes also hold promise in clinical diagnostics. They can be used to identify biomarkers associated with diseases, enabling early detection and better patient management. For example, certain fluorochromes can be employed in detecting cancer cells within a tissue sample, providing critical information for treatment decisions.In conclusion, fluorochromes are essential tools in modern biological research and clinical diagnostics. Their ability to emit fluorescence upon excitation allows scientists to visualize and analyze biological processes with unprecedented clarity. As research continues to evolve, the development of more advanced fluorochromes will undoubtedly lead to further breakthroughs in our understanding of life sciences and improved healthcare outcomes. The ongoing exploration into the capabilities of fluorochromes highlights the intersection of chemistry and biology, showcasing the importance of interdisciplinary approaches in scientific advancement.

在生物学和医学研究领域，荧光染料的使用变得越来越重要，适用于各种应用。其中一种染料被称为荧光染料，指的是一种能够在激发下发出光的荧光化合物。这一特性使得荧光染料在荧光显微镜、流式细胞术和免疫荧光检测等技术中变得不可或缺。理解荧光染料的工作原理及其应用，可以显著增强我们研究复杂生物系统的能力。荧光现象发生在分子以特定波长吸收光后，再以较长波长重新发射光。荧光染料从光源（通常是激光或汞灯）中吸收能量，然后发出可以被灵敏相机或光电探测器检测到的光。这一过程使研究人员能够可视化细胞内的结构和过程，这些结构和过程在标准光学显微镜下是不可见的。荧光染料最常见的应用之一是在免疫荧光中的抗体标记。通过将荧光染料与抗体结合，科学家可以针对细胞内的特定蛋白质。当样本在紫外线或可见光照射下时，荧光染料会发出明亮的信号，指示目标蛋白质的存在。这一技术彻底改变了我们对细胞功能和疾病机制的理解。此外，荧光染料还被用于流式细胞术，这是一种分析细胞群体的强大工具。在这种方法中，细胞被不同的荧光染料标记，使研究人员能够根据荧光特性区分不同的细胞类型。这一能力对于免疫表型分析等应用至关重要，在该过程中，分析免疫细胞表面特定标志物的表达。新一代荧光染料的开发不断推动生物医学研究的发展。研究人员不断寻找具有更高亮度、稳定性和特异性的染料。例如，新一代荧光染料正被设计成尽量减少背景荧光并提高信噪比，从而在实验中获得更准确可靠的结果。除了在研究中的应用，荧光染料在临床诊断中也展现出潜力。它们可以用来识别与疾病相关的生物标志物，从而实现早期检测和更好的患者管理。例如，某些荧光染料可用于检测组织样本中的癌细胞，为治疗决策提供关键信息。总之，荧光染料是现代生物研究和临床诊断中的重要工具。它们在激发下发光的能力使科学家能够以前所未有的清晰度可视化和分析生物过程。随着研究的不断发展，更先进的荧光染料的开发无疑将导致我们对生命科学的理解进一步突破，并改善医疗成果。对荧光染料能力的持续探索凸显了化学与生物学的交叉，展示了跨学科方法在科学进步中的重要性。