The transmembrane protein claudin-2 mediates paracellular sodium reabsorption in the proximal tubule, but given the versatility of transcellular epithelial transport, the paracellular pathway seems ...
Gene delivery to differentiated hepatocytes is notoriously difficult. Hepatocytes plated on collagen-coated dishes and maintained in dimethyl sulfoxide (DMSO)-supplemented medium acquire paracellular ...