Ethyl Methanesulfonate Mutagenesis in Schizosaccharomyces pombe

Karl Ekwall1, Geneviève Thon2

  • 1Department of Biosciences and Nutrition, Karolinska Institute, Stockholm SE-141 83, Sweden; karl.ekwall@ki.se.

Insights

This study details an ethyl methanesulfonate (EMS) mutagenesis protocol for fission yeast (Schizosaccharomyces pombe). This method enables efficient genetic screening and analysis in this model organism.

Area of Science:

  • Microbiology
  • Genetics
  • Molecular Biology

Background:

  • Schizosaccharomyces pombe is a widely used model organism in biological research.
  • Efficient genetic manipulation is crucial for understanding gene function and cellular processes in S. pombe.

Purpose of the Study:

  • To establish and present a reliable ethyl methanesulfonate (EMS) mutagenesis protocol specifically optimized for Schizosaccharomyces pombe.
  • To facilitate forward genetic screens and the study of gene function in fission yeast.

Main Methods:

  • Treatment of Schizosaccharomyces pombe cells with ethyl methanesulfonate (EMS).
  • Optimization of EMS concentration and treatment duration for maximal mutation efficiency.
  • Development of screening and selection strategies for mutagenized cells.

Main Results:

  • A robust and reproducible EMS mutagenesis protocol for Schizosaccharomyces pombe was successfully developed.
  • The protocol allows for the efficient induction of mutations, enabling genetic analysis.

Conclusions:

  • The presented EMS mutagenesis protocol provides a valuable tool for the Schizosaccharomyces pombe research community.
  • This method will accelerate the discovery of novel genes and pathways in fission yeast.