Spontaneous and environment induced genomic alterations in yeast model

Area of Science:

• Genetics
• Molecular Biology
• Evolutionary Biology

Background:

• Genomic alterations are crucial for evolution but can cause diseases like cancer.
• Budding yeast (Saccharomyces cerevisiae) is a powerful model for studying genomic changes.
• Understanding these alterations is key to comprehending genome plasticity and integrity.

Purpose of the Study:

• To review methods for assessing mutagenic effects of agents using yeast.
• To discuss high-throughput sequencing for discovering genomic alterations and rare events.
• To summarize features and genetic mechanisms of genomic alterations in yeast.

Main Methods:

• Utilizing genetic screening systems to evaluate mutagenicity.
• Employing high-throughput sequencing technologies.
• Analyzing spontaneous and stress-induced genomic changes.

Main Results:

• Genetic screening efficiently assesses mutagenic effects of physical and chemical agents.
• High-throughput sequencing identifies comprehensive genomic alterations and rare events.
• Detailed summary of genomic alteration features and their underlying genetic mechanisms.

Conclusions:

• Yeast studies provide valuable insights into genome plasticity and integrity.
• Conserved DNA replication and repair machinery allows extrapolation to other species.
• Understanding yeast genomics aids in understanding disease mechanisms and evolution.