Hexagonal lattice of subunits in the thick luminal membrane of the rat  urinary bladder.
D000818:Animals; D004847:Epithelial Cells; D008566:Membranes / Q000166:cytology*; D008854:Microscopy, Electron; D008954:Models, Biological; D051381:Rats; D013194:Staining and Labeling; D001743:Urinary Bladder / Q000033:anatomy & histology*