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Yeast transformation by the LiAc/SS Carrier DNA/PEG method
R Daniel Gietz1, Robin A Woods
1Department of Biochemistry and Medical Genetics, University of Manitoba, Winnipeg, Canada.
Methods in Molecular Biology (Clifton, N.J.)
|August 25, 2005
Summary
This study details methods for transforming Saccharomyces cerevisiae, offering a rapid technique and a high-efficiency protocol for generating numerous transformants. It also includes protocols for plasmid library transformation and a 96-well format for diverse yeast genetic applications.
Area of Science:
- Molecular Biology
- Yeast Genetics
Background:
- Saccharomyces cerevisiae is a key model organism in biological research.
- Efficient transformation techniques are crucial for genetic manipulation and functional studies in yeast.
Purpose of the Study:
- To describe established and novel methods for Saccharomyces cerevisiae transformation.
- To provide protocols suitable for various experimental needs, from rapid screening to large-scale library analysis.
Main Methods:
- Lithium Acetate/Single-Stranded Carrier DNA/Polyethylene Glycol (LiAc/SS Carrier DNA/PEG) method.
- Development of a rapid transformation protocol.
- Establishment of a high-efficiency transformation protocol.
- Adaptation of protocols for plasmid library transformation and yeast two-hybrid applications.
- Implementation of a 96-well format protocol.
Main Results:
- Successful transformation of Saccharomyces cerevisiae using the LiAc/SS Carrier DNA/PEG method.
- Demonstration of a rapid transformation technique for applications not requiring large numbers of transformants.
- Presentation of a high-efficiency method for generating a large number of transformants.
- A protocol for transforming plasmid libraries, including yeast two-hybrid applications, to ensure comprehensive library coverage.
- A 96-well format protocol for high-throughput transformation applications.
Conclusions:
- The described LiAc/SS Carrier DNA/PEG methods provide versatile options for Saccharomyces cerevisiae transformation.
- These protocols cater to diverse research needs, including rapid screening, high-yield generation, library screening, and high-throughput applications.
- The methods facilitate genetic studies and functional genomics in Saccharomyces cerevisiae.