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Updated: Jun 3, 2026
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Manipulation and Analysis of Cell Cycle-Dependent Processes in Budding Yeast
Published on: September 26, 2025
Tracking and synchronization of the yeast cell cycle using dielectrophoretic opacity
Ana Valero1, Thomas Braschler, Alex Rauch
1Microsystems Laboratory, Batiment de Microtechnique Station 17, Swiss Federal Institute of Technology, CH-1015, Lausanne, Switzerland. ana.valero@epfl.ch
Lab on a Chip
|March 30, 2011
Summary
This study introduces a non-invasive method for synchronizing yeast cell division. The technique uses dielectrophoretic forces to achieve cell cycle synchronization in late anaphase without disturbing cell physiology.
Area of Science:
- Cell Biology
- Biophysics
- Biotechnology
Background:
- Cell cycle synchronization is crucial for studying cell division and signaling.
- Homogeneous cell cultures are essential for processes like protein synthesis and drug screening.
- Current synchronization methods use metabolic agents that disrupt cell physiology.
Purpose of the Study:
- To develop a non-invasive, label-free method for yeast cell cycle analysis and synchronization.
- To overcome the limitations of existing invasive synchronization techniques.
- To enable precise synchronization of yeast cultures for downstream applications.
Main Methods:
- Utilized a continuous cell sorting technique based on dielectrophoresis.
- Balanced opposing dielectrophoretic forces at multiple frequencies.
- Leveraged changes in cell shape and internal structure during the cell cycle for sorting.
Main Results:
- Achieved non-invasive and label-free synchronization of yeast cell division.
- Successfully synchronized cultures to the late anaphase stage.
- Demonstrated a method sensitive to cell cycle-dependent physical property changes.
Conclusions:
- The developed dielectrophoretic technique offers a novel, non-invasive approach to cell synchronization.
- This method preserves cell physiology, unlike traditional metabolic agents.
- Enables precise synchronization for improved cell biology research and biotechnological applications.
