Thursday, February 21, 2013

1302.5025 (Jean-Francois Joanny et al.)

The actin cortex as an active wetting layer    [PDF]

Jean-Francois Joanny, Karsten Kruse, Jacques Prost, Sriram Ramaswamy
Using active gel theory we study theoretically the properties of the cortical actin layer of animal cells. The cortical layer is described as a non-equilibrium wetting film on the cell membrane. The actin density is approximately constant in the layer and jumps to zero at its edge. The layer thickness is determined by the ratio of the polymerization velocity and the depolymerization rate of actin.
View original: http://arxiv.org/abs/1302.5025

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