9–13 Sept 2024
ETH Zürich
Europe/Zurich timezone

【952】Connecting cilia organization to collective cilia dynamics in Paramecium

12 Sept 2024, 17:15
15m
ETZ E 6

ETZ E 6

Talk Biophysics and Soft Matter Biophysics and Soft Matter

Speaker

Daphne Laan

Description

Cilia are hair-like organelles on the surface of many cells beating collectively in a metachronal wave pattern creating essential fluid flows. The mechanisms behind cilia coordination remain poorly understood. We use Paramecium, a unicellular organism containing a few thousand cilia to study how metachronal waves emerge. By quantifying the cilia density, characterizing networks connecting the cilia, and measuring the metachronal wave properties, we are able to connect the structure of the cilia array to the emerging dynamics. This allows us to investigate the importance of mechanical coupling by networks underneath the cell surface in the formation of metachronal waves.

Author

Daphne Laan

Co-author

Prof. Guillermina Ramirez-San-Juan (EPFL)

Presentation materials

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