Author/Authors :
Louisa M. Liberman، نويسنده , , Philip N. Benfey، نويسنده ,
Abstract :
Establishing polarized surfaces enables cells to carry out specialized tasks. In this issue, Lee et al. present a mechanism for cell polarization in which localized peroxidases are used to position the Casparian strip, a diffusion barrier deposited between endodermal cells in plant roots.