The cytoplasm of living cells behaves as a poroelastic material
E. Moeendarbary, L. Valon, M. Fritzsche, A.R. Harris, D.A. Moulding, A.J. Thrasher, E. Stride, L. Mahadevan, and G.T. Charras,  Nature Materials , 12, 253-261, 2013.