Uberon definition : Capillary that has endothelial cells that provide an uninterrupted lining, and only
allow small molecules, like water and ions to diffuse through tight junctions which
leave gaps of unjoined membrane which are called intercellular clefts.;
Capillary that has endothelial cells that provide an uninterrupted lining, and only
allow small molecules, like water and ions to diffuse through tight junctions which
leave gaps of unjoined membrane which are called intercellular clefts.