Biomarkers for Cell Division and Quiescence in Fission Yeast Under Low Glucose
Author Information
Author(s): Pluskal Tomáš, Hayashi Takeshi, Saitoh Shigeaki, Fujisawa Asuka, Yanagida Mitsuhiro
Primary Institution: Okinawa Institute of Science and Technology Promotion Corporation
Hypothesis
How does the fission yeast Schizosaccharomyces pombe behave in terms of cell division and quiescence under varying glucose concentrations?
Conclusion
Fission yeast can adapt its cell division behavior and metabolite profiles in response to different glucose levels, with significant implications for understanding cellular aging and metabolic responses.
Supporting Evidence
- Fission yeast can grow at glucose levels similar to those in human blood.
- Cell division timing becomes irregular under low glucose conditions.
- Cells pre-cultured in low glucose show increased lifespan when shifted to fasting conditions.
Takeaway
This study shows that yeast can grow and divide even when there's not much sugar, and they change how they behave based on how much sugar they have.
Methodology
The study used a microfluidic perfusion system to culture fission yeast under various glucose concentrations and analyzed their cell division and metabolite profiles.
Limitations
The study primarily focuses on a single organism and specific glucose concentrations, which may not fully represent broader biological responses.
Digital Object Identifier (DOI)
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