agar slug

简明释义

琼脂段塞;

英英释义

例句

1.In microbiology, we often use an agar slug to isolate bacterial colonies.

在微生物学中，我们经常使用琼脂条来分离细菌菌落。

2.The agar slug method is commonly used in laboratories for various experiments.

在实验室中，琼脂条法被广泛用于各种实验。

3.When performing a culture, make sure to properly inoculate the agar slug.

在进行培养时，确保正确接种琼脂条。

4.An agar slug can help visualize the growth patterns of microorganisms.

一个琼脂条可以帮助可视化微生物的生长模式。

5.The lab technician prepared an agar slug for the antibiotic susceptibility test.

实验室技术员准备了一个琼脂条用于抗生素敏感性测试。

作文

In the world of microbiology, various techniques and methodologies are employed to study and cultivate microorganisms. One such technique is the use of agar plates, which provide a solid medium for the growth of bacteria, fungi, and other microbes. Among the various terms associated with this practice, the term agar slug stands out. An agar slug refers to a small, cylindrical piece of agar that is inoculated with microorganisms and then used to study their characteristics or behavior. This method is particularly useful in identifying and isolating specific strains of bacteria. When preparing an agar slug, researchers begin by melting agar powder in water and pouring it into test tubes. Once the agar solidifies, it forms a gel-like consistency that can support microbial life. The next step involves inoculating the agar slug with a sample of the microorganism being studied. This could involve transferring a small amount of bacterial culture onto the surface of the agar or inserting a loopful of the culture directly into the center of the agar slug. The advantages of using an agar slug are numerous. Firstly, it allows for the observation of microbial growth in a controlled environment. Researchers can monitor how quickly the microorganisms proliferate, their morphology, and any biochemical reactions that occur. Additionally, the agar slug provides a three-dimensional growth surface, which can be particularly beneficial for studying anaerobic bacteria that require low-oxygen conditions. Moreover, the agar slug technique can be used to perform various tests, such as the motility test. By observing how far the microorganisms spread from the original site of inoculation within the agar slug, scientists can determine whether the bacteria are motile or non-motile. This information is crucial for classification and understanding the ecological roles of different bacteria. In addition to its practical applications, the agar slug also serves as an educational tool in microbiology laboratories. Students learning about microbial growth and behavior often use agar slugs to gain hands-on experience in laboratory techniques. This not only enhances their understanding of microbiological principles but also prepares them for future research endeavors. In conclusion, the agar slug is an essential component of microbiological research and education. Its ability to facilitate the growth and study of microorganisms in a controlled manner makes it invaluable in the field of microbiology. As researchers continue to explore the vast diversity of microbial life, techniques like the agar slug will undoubtedly play a significant role in advancing our understanding of these tiny yet impactful organisms.

在微生物学的世界中，各种技术和方法被用来研究和培养微生物。其中一种技术是使用琼脂平板，它为细菌、真菌和其他微生物的生长提供了一个固体培养基。在与这一实践相关的各种术语中，术语agar slug脱颖而出。agar slug指的是一小块圆柱形的琼脂，接种有微生物，然后用于研究它们的特性或行为。这种方法在识别和分离特定细菌菌株方面特别有用。准备agar slug时，研究人员首先将琼脂粉末在水中融化，然后将其倒入试管中。琼脂凝固后，形成一种凝胶状的稠度，可以支持微生物的生命。下一步是用被研究微生物的样本接种agar slug。这可能涉及将少量细菌培养物转移到琼脂表面，或将一圈培养物直接插入agar slug的中心。使用agar slug的优点是众多的。首先，它允许在受控环境中观察微生物的生长。研究人员可以监测微生物繁殖的速度、形态以及发生的任何生化反应。此外，agar slug提供了一个三维生长表面，这对于研究需要低氧条件的厌氧细菌尤其有益。此外，agar slug技术可用于执行各种测试，例如运动性测试。通过观察微生物从接种原位向agar slug内扩散的距离，科学家可以确定细菌是能动的还是不能动的。这些信息对分类和理解不同细菌的生态角色至关重要。除了实际应用外，agar slug在微生物学实验室中也作为教育工具。学习微生物生长和行为的学生通常使用agar slugs来获得实验室技术的实践经验。这不仅增强了他们对微生物学原理的理解，还为他们未来的研究工作做好了准备。总之，agar slug是微生物研究和教育的重要组成部分。它能够以受控的方式促进微生物的生长和研究，使其在微生物学领域中不可或缺。随着研究人员继续探索微生物生命的广泛多样性，像agar slug这样的技术无疑将在推进我们对这些微小而又影响深远的生物的理解中发挥重要作用。