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Global analysis of gene expression in yeast.
Christine E Horak1, Michael Snyder
1Department of Molecular, Cellular and Developmental Biology, Yale University, New Haven, CT 06520, USA.
Functional & Integrative Genomics
|August 23, 2002
Summary
Researchers cataloged gene expression in yeast Saccharomyces cerevisiae using various methods. This data enhances understanding of gene regulation and cellular responses to environmental changes.
Area of Science:
- Molecular Biology
- Genomics
- Yeast Genetics
Background:
- Significant efforts have been made to catalog gene expression in Saccharomyces cerevisiae.
- Understanding transcript and protein abundance is crucial for various cellular conditions.
Purpose of the Study:
- To comprehensively catalogue expressed genes in yeast.
- To determine transcript and protein abundance under different cellular conditions.
- To gain insights into gene regulation mechanisms.
Main Methods:
- DNA microarray analysis
- Serial Analysis of Gene Expression (SAGE)
- Kinetic RT-PCR
- Beta-galactosidase fusion protein expression monitoring
Main Results:
- A large amount of yeast gene expression data is publicly available.
- Expression data reveals patterns associated with yeast development and environmental stimuli.
- Analysis of expression data provides clues to gene regulation complexities.
Conclusions:
- Publicly available yeast expression data improves understanding of gene expression patterns.
- Expression data offers insights into the control mechanisms of gene regulation.