Specific biomarkers for stochastic division patterns and starvation-induced quiescence under limited glucose levels in fission yeast
2011

Biomarkers for Cell Division and Quiescence in Fission Yeast Under Low Glucose

publication 10 minutes Evidence: moderate

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)

10.1111/j.1742-4658.2011.08050.x

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