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Visualization and Analysis of mRNA Molecules Using Fluorescence In Situ Hybridization in Saccharomyces cerevisiae
Published on: June 14, 2013
Models for oxygen sensing in yeast: implications for oxygen-regulated gene expression in higher eucaryotes
1Department of Molecular, Cellular, and Developmental Biology, University of Colorado, Boulder 80309-0347, USA. poyton@spot.colorado.edu
Respiration Physiology
|June 29, 1999
Summary
Cells adapt to oxygen changes by altering protein expression, but oxygen sensing mechanisms remain unclear. This review explores oxygen sensing in yeast (Saccharomyces cerevisiae) as a model for understanding mammalian systems.
Area of Science:
- Cellular Biology
- Molecular Biology
- Genetics
Background:
- Cellular adaptation to varying oxygen levels involves complex protein expression changes.
- Oxygen sensing and signal transduction pathways regulating gene expression are not fully understood in eukaryotes.
- Eukaryotic oxygen-regulated gene expression involves intricate transcriptional machinery.
Purpose of the Study:
- To review oxygen-regulated gene expression in yeast (Saccharomyces cerevisiae).
- To examine current models of oxygen sensing in yeast.
- To assess the applicability of yeast models for understanding mammalian oxygen sensing.
Main Methods:
- Literature review focusing on yeast (Saccharomyces cerevisiae) as a model organism.
- Analysis of genetic and biochemical studies on oxygen sensing.
- Examination of genomic data for oxygen-responsive genes.
Main Results:
- Yeast (Saccharomyces cerevisiae) offers a powerful system for studying oxygen sensing due to its suitability for genetic and biochemical analysis and its complete genome sequence.
- Current models of oxygen sensing in yeast provide insights into cellular responses to oxygen fluctuations.
- Comparative analysis suggests potential parallels between yeast and mammalian oxygen sensing pathways.
Conclusions:
- Yeast (Saccharomyces cerevisiae) serves as an excellent model for dissecting fundamental mechanisms of oxygen sensing and regulated gene expression.
- Understanding oxygen sensing in yeast can significantly advance our knowledge of these processes in mammals.
- Further research in yeast is crucial for elucidating conserved oxygen-sensing pathways.
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