safranin

简明释义

英[ˈsæfrənɪn]美[ˈsæfrənɪn]

n. 番红精；盐基性红色染料

英英释义

单词用法

同义词

反义词

例句

1.Gram negative bacteria (e. g. Cyanobacteria) are decolorized, and may be counterstained with other dyes, such as safranin, carbol fuchsin, neutral red.

革兰氏阴性菌(如蓝细菌)则会褪色，但可以被其他染料复染，如碱性藏红、品红或中性红。

2.Hematoxylin and eosin staining and safranin o staining were used to observe the secretion of cartilage matrix.

观察软骨基质分泌情况应用苏木精-伊红染色和番红o染色。

3.Safranin o staining showed strong positive reaction, suggested that there were rich glycosaminoglycan in matrix.

染色呈强阳性反应，表明基质中富含糖胺多糖。

4.Gram negative bacteria (e. g. Cyanobacteria) are decolorized, and may be counterstained with other dyes, such as safranin, carbol fuchsin, neutral red.

革兰氏阴性菌(如蓝细菌)则会褪色，但可以被其他染料复染，如碱性藏红、品红或中性红。

5.In plant biology, safranin can be used to stain plant cell walls for examination.

在植物生物学中，沙弗兰可用于染色植物细胞壁以供检查。

6.The presence of safranin can indicate the presence of certain bacteria in a sample.

样品中存在沙弗兰可能表明某些细菌的存在。

7.Histologists use safranin to stain cartilage and other connective tissues.

组织学家使用沙弗兰来染色软骨和其他结缔组织。

8.When preparing slides for microscopy, adding safranin helps to visualize structures more clearly.

在准备显微镜切片时，添加沙弗兰有助于更清晰地观察结构。

9.In microbiology, the dye safranin is often used as a counterstain in Gram staining procedures.

在微生物学中，染料沙弗兰常用于革兰氏染色过程中的对比染色。

作文

In the world of biology and microscopy, the term safranin refers to a specific type of dye that is commonly used in various staining techniques. This vibrant red dye plays a crucial role in enhancing the visibility of cellular structures under a microscope. The significance of safranin extends beyond mere aesthetics; it is an invaluable tool for scientists and researchers who aim to understand the complexities of life at a cellular level. safranin is particularly useful in the Gram staining process, where it serves as a counterstain to distinguish between different types of bacteria. In this procedure, bacteria that retain the crystal violet stain appear purple, while those that do not take up the dye are stained red by safranin. This differentiation is vital for microbiologists as it helps identify bacterial species and informs treatment options for infections.Moreover, safranin is not limited to just bacterial studies. It is also employed in histology, where it aids in the examination of tissues. By staining specific components of cells, such as the nucleus or cytoplasm, safranin allows pathologists to observe abnormalities that may indicate disease. For instance, in cancer research, the presence of certain markers can be highlighted using safranin, enabling researchers to study tumor characteristics and behavior. This application underscores the importance of safranin in medical diagnostics and research.The preparation of safranin solutions is relatively straightforward, making it accessible for laboratories worldwide. Typically, it is dissolved in water or alcohol to create a staining solution that can be applied to prepared slides. The staining process involves immersing the specimen in the safranin solution for a specified period, followed by rinsing and observation under a microscope. This simplicity in application contributes to the widespread use of safranin in educational settings, where students learn fundamental techniques in microscopy.In addition to its practical applications, safranin also has historical significance in the development of staining techniques. The discovery and refinement of various dyes, including safranin, have revolutionized the field of microscopy. Before the advent of these staining methods, observing living cells was challenging, as they were often transparent and difficult to distinguish. The introduction of dyes like safranin allowed scientists to visualize intricate cellular details, paving the way for advancements in biological research.In conclusion, safranin is more than just a dye; it represents a critical advancement in the field of microscopy and biological research. Its ability to enhance visibility in cellular studies makes it an essential tool for scientists and educators alike. As we continue to explore the microscopic world, the role of safranin and similar dyes will remain pivotal in our quest to understand the building blocks of life. Whether in the context of microbiology, histology, or education, safranin exemplifies how a simple chemical can have profound implications for science and medicine.

safranin在生物学和显微镜学的世界中，指的是一种特定类型的染料，通常用于各种染色技术。这种鲜艳的红色染料在增强细胞结构在显微镜下的可见性方面发挥着至关重要的作用。safranin的重要性不仅仅在于美观；它是科学家和研究人员理解细胞层面生命复杂性的宝贵工具。safranin在革兰氏染色过程中尤其有用，它作为对照染料，用于区分不同类型的细菌。在这个过程中，保留结晶紫染料的细菌呈紫色，而不吸收该染料的细菌则被safranin染成红色。这种区分对微生物学家至关重要，因为它有助于识别细菌种类并为感染提供治疗选择。此外，safranin不仅限于细菌研究。它还被应用于组织学，帮助检查组织。通过染色细胞的特定成分，如细胞核或细胞质，safranin使病理学家能够观察可能表明疾病的异常。例如，在癌症研究中，某些标记的存在可以通过safranin突出显示，使研究人员能够研究肿瘤特征和行为。这一应用突显了safranin在医学诊断和研究中的重要性。准备safranin溶液相对简单，使其在全球实验室中易于获取。通常，它溶解在水或酒精中以创建可以应用于制备切片的染色溶液。染色过程涉及将标本浸入safranin溶液中一段特定时间，然后冲洗并在显微镜下观察。这种应用的简单性促进了safranin在教育环境中的广泛使用，学生们学习显微镜学中的基本技术。除了其实际应用外，safranin在染色技术的发展中也具有历史意义。各种染料（包括safranin）的发现和完善彻底改变了显微镜学领域。在这些染色方法出现之前，观察活细胞是一项挑战，因为它们通常是透明的，难以区分。像safranin这样的染料的引入使科学家能够可视化复杂的细胞细节，为生物研究的进步铺平了道路。总之，safranin不仅仅是一种染料；它代表了显微镜学和生物研究领域的重要进展。它在细胞研究中增强可见性的能力使其成为科学家和教育工作者的必备工具。随着我们继续探索微观世界，safranin及类似染料的角色将在我们理解生命构建块的追求中保持关键地位。无论是在微生物学、组织学还是教育的背景下，safranin都体现了简单化学物质对科学和医学的深远影响。