

Statistical physics of living systems
4 snips Jun 11, 2024
Professor Julia Yeomans, a leading researcher in the mechanics of living systems, discusses the innovative extension of mechanical models to analyze how epithelial cells move and interact. She dives into the fascinating world of statistical physics, revealing insights into cell motility and collective behaviors. Listeners learn about the importance of these movements in processes like wound healing and cancer spread. Julia challenges traditional views, prompting us to rethink the dynamics of life at a cellular level.
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Fundamentals of Active Matter
- Active matter systems consume energy individually to generate motion and complex patterns.
- They exist on all scales, from molecular motors to bird flocks and cells.
How Single Cells Move
- Single cells move by pushing their cytoplasm forward with actin filament growth.
- They pull themselves ahead using focal adhesions and contract their tail via motor proteins.
White Blood Cell in Action
- A white blood cell chases and engulfs bacteria as shown in real microscopic imaging.
- This demonstrates rapid and complex cell movement essential for immune response.