相关实验视频
Updated: Jul 18, 2025

06:45
Histological-Based Stainings Using Free-Floating Tissue Sections
Published on: August 25, 2020
18.9K
一个整合的方法教细胞染色
Archana Lal1, Thiru Vanniasinkam2
1Biology Department, Labette Community College, Parsons, Kansas, USA.
Journal of microbiology & biology education
|August 24, 2023
概括
积极学习与跨学科的案例研究相结合,提高了科学,技术,工程和数学 (STEM) 学生的表现和留学率. 这种方法增强了对细胞生物学和生化染色技术的理解.
科学领域:
- 生物化学 生物化学
- 细胞生物学 细胞生物学
- 在STEM教育方面.
背景情况:
- 积极学习策略可以提高学生在科学,技术,工程和数学 (STEM) 领域的成绩.
- 跨学科方法和案例研究是学生学习的有效教学工具,特别是在与健康相关的职业生涯中.
研究的目的:
- 引入一种新的学习方法,将跨学科的案例研究与积极学习相结合.
- 探索这种结合方法在教学染料化学及其在细胞生物学中的应用方面的有效性.
主要方法:
- 开发并实施了一项新的学习活动,将案例研究与积极学习练习相结合.
- 练习的重点是染料的化学成分及其在可视化细胞器官和组件中的使用.
- 主动学习组件包括纸牌游戏,小组演示和细胞染色活动.
主要成果:
- 综合案例研究和积极学习方法导致学生表现改善.
- 学生们表现出对材料的长期保留能力的提高.
- 该方法有效地说明了染料化学和细胞结构可视化之间的关系.
结论:
- 这种新的教学方法显著改善了学生在STEM学科的学习和留学.
- 该活动是多功能性的,可以应用于各种课程,包括入门生物学,微生物学,细胞生物学,化学和生物化学.
- 将案例研究与积极学习相结合,为科学教育提供了一个强有力的策略.
相关概念视频
Fixation and Sectioning
4.4K
Two basic types of preparation are used to visualize specimens with a light microscope: wet mounts and fixed specimens.
The simplest type of preparation is the wet mount, in which the specimen is placed in a drop of liquid on the slide. A liquid specimen can be directly deposited on the slide using a dropper. Solid specimens, such as skin scraping, can be placed on the slide before adding a drop of liquid to prepare the wet mount. Sometimes the liquid is simply water, but stains are often added...
The simplest type of preparation is the wet mount, in which the specimen is placed in a drop of liquid on the slide. A liquid specimen can be directly deposited on the slide using a dropper. Solid specimens, such as skin scraping, can be placed on the slide before adding a drop of liquid to prepare the wet mount. Sometimes the liquid is simply water, but stains are often added...
4.4K
Simple Staining Technique
131
OverviewStaining techniques in microscopy enhance the visualization of microorganisms by increasing contrast and allowing the differentiation of cellular structures. Simple staining is one of the fundamental methods used to observe the basic morphological characteristics of microorganisms, including their size, shape, and arrangement. This method relies on the application of a single dye to stain the entire cell, producing a clear contrast between the cell and the background.FixationFixation is...
131
Special Staining Techniques
49
Specialized staining techniques play a vital role in microbiology by enabling the visualization of specific bacterial structures that remain undetectable with standard microscopy methods. These techniques not only enhance the structural visualization of bacterial cells but also provide critical insights into their pathogenicity and classification. Additionally, they support diagnostic and research endeavors in microbiology by identifying key bacterial features.Capsule Staining for Virulence...
49
Differential Staining Technique
71
Differential staining is an essential microbiological technique that exploits variations in cell wall structures to classify and identify microorganisms. It facilitates the distinction of bacteria, aiding in diagnostic and research applications. Two of the most widely used differential staining methods are Gram staining and acid-fast staining, both of which rely on the chemical and structural differences in bacterial cell walls.Gram Staining TechniqueGram staining differentiates bacteria by...
71

