The Plasma Membrane Potential and the Organization of the Actin Cytoskeleton of Epithelial Cells

Figure 4

Scheme of a corneal endothelial cell showing electrogenic transport systems of the apical (ap) and basolateral (bl) membranes. Orange circle and arrows as in Figure 3, pale orange circles represent sodium-bicarbonate cotransporters; modified from Montalbetti and Fischbarg [117].