Freshwater sponges have functional, sealing epithelia with high transepithelial resistance and negative transepithelial potential.

Epithelial tissue - the sealed and polarized layer of cells that regulates transport of ions and solutes between the environment and the internal milieu - is a defining characteristic of the Eumetazoa. Sponges, the most ancient metazoan phylum, are generally believed to lack true epithelia, but thei...

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Bibliographic Details
Main Authors: Emily D M Adams, Greg G Goss, Sally P Leys
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2010-01-01
Series:PLoS ONE
Online Access:http://europepmc.org/articles/PMC2993944?pdf=render