Related Experiment Video
Updated: Jul 5, 2026
08:13
Manipulation and Analysis of Cell Cycle-Dependent Processes in Budding Yeast
Published on: September 26, 2025
Growth and manipulation of yeast
D A Treco1, A Reynolds, V Lundblad
1Massachusetts General Hospital, Boston, Massachusetts, USA.
Current Protocols in Protein Science
|April 23, 2008
Summary
This study details methods for preparing yeast growth media, storing and reviving yeast strains, and performing beta-galactosidase assays. Protocols cover essential techniques for yeast molecular biology research.
Area of Science:
- Microbiology
- Molecular Biology
- Biotechnology
Background:
- Culturing and maintaining yeast strains are fundamental for various biological studies.
- Standardized protocols are essential for reproducible results in yeast research.
Purpose of the Study:
- To provide comprehensive protocols for yeast media preparation and strain management.
- To describe methods for beta-galactosidase assays and lithium acetate-mediated yeast transformation.
Main Methods:
- Detailed procedures for selecting and preparing specific growth media for yeast.
- Guidelines for optimal yeast strain storage and revival techniques.
- Step-by-step protocols for beta-galactosidase activity assays in liquid cultures and yeast transformation.
Main Results:
- Established protocols ensure successful yeast cultivation and strain preservation.
- The described methods facilitate accurate measurement of beta-galactosidase activity.
- Efficient transformation protocols using lithium acetate are presented.
Conclusions:
- The provided unit offers essential, practical protocols for researchers working with yeast.
- These methods support diverse applications in yeast genetics, molecular biology, and biotechnology.
- Standardized techniques enhance the reliability and reproducibility of yeast-based experiments.
Related Concept Videos
01:22Bioreactor Controls-III
Strain improvement is a foundational strategy in industrial microbiology aimed at maximizing microbial productivity, particularly because natural isolates typically yield commercially valuable products in very low concentrations. Although optimizing the culture medium and environmental conditions can improve yields, these adjustments are inherently limited by the organism’s genetic potential. As a result, the focus shifts toward genetic modifications to enhance biosynthetic capacity. The...
01:28Yeast Signaling
Yeasts are single-celled organisms, but unlike bacteria, they are eukaryotes (cells with a nucleus). Cell signaling in yeast is similar to signaling in other eukaryotic cells. A ligand, such as a protein or a small molecule released from a yeast cell, attaches to a receptor on the cell surface. The binding stimulates second-messenger kinases to activate or inactivate transcription factors that further regulate gene expression. Many of the yeast intracellular signaling cascades have similar...
01:27Production of Alcohol
Continuous fermentation is a key strategy in industrial ethanol production, particularly when efficiency, scalability, and high yields are essential. This approach allows for uninterrupted operation and optimized resource utilization. The primary feedstock, corn starch, undergoes enzymatic hydrolysis facilitated by α-amylase and glucoamylase. These enzymes break down the starch into fermentable sugars such as glucose, which are readily assimilated by fermentative microorganisms.Fermentation...