@article{article0ddd7e81,
title   = {Deposition of BaSO 4 in the tight junctions of amphibian epithelia causes their opening: apical Ca2+ reverses this effect},
author = {Castro, J A and Sesso, Antônio and Lacaz-Vieira, Francisco},
year = {1993},
journal   = {Journal of Membrane Biology}
}