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Yeast transformation by the LiAc/SS carrier DNA/PEG method.
1Department of Biochemistry and Medical Genetics, University of Manitoba, T250-770 Bannatyne Avenue, Winnipeg, MB, Canada, R3E 0W3, gietz@cc.umanitoba.ca.
Methods in Molecular Biology (Clifton, N.J.)
|May 21, 2014
Summary
This study presents optimized yeast transformation protocols using the lithium acetate/single-stranded DNA/polyethylene glycol (LiAc/ssDNA/PEG) method. These methods enhance genetic investigations in Saccharomyces cerevisiae, offering efficient transformation for various applications.
Area of Science:
- Molecular Biology
- Genetics
- Microbiology
Background:
- Yeast transformation is a cornerstone technique in molecular and genetic research.
- Efficient and reliable transformation protocols are crucial for advancing studies in Saccharomyces cerevisiae.
Purpose of the Study:
- To present optimized yeast transformation protocols.
- To detail methods applicable to various research needs, including high-throughput and convenience applications.
Main Methods:
- Utilized the lithium acetate/single-stranded DNA/polyethylene glycol (LiAc/ssDNA/PEG) method for yeast transformation.
- Developed protocols for standard transformation, 96-well microtiter plate format, and cryopreservation of competent yeast cells.
Main Results:
- Successfully optimized LiAc/ssDNA/PEG-based transformation protocols for Saccharomyces cerevisiae.
- Demonstrated the efficacy of a 96-well plate method for increased throughput.
- Established a protocol for producing frozen competent yeast cells for immediate use.
Conclusions:
- The presented protocols offer versatile and efficient methods for yeast transformation.
- These optimized techniques facilitate diverse molecular and genetic investigations in Saccharomyces cerevisiae.
- The availability of frozen competent cells enhances experimental flexibility and speed.