Ultrastructure of the renal pelvic epithelium of the rat.
D000818:Animals; D002462:Cell Membrane / Q000033:anatomy & histology; D002463:Cell Membrane Permeability; D004847:Epithelial Cells; D004848:Epithelium / Q000502:physiology; D005260:Female; D006652:Histological Techniques; D007672:Kidney Cortex / Q000166:cytology; D007679:Kidney Medulla / Q000166:cytology; D007682:Kidney Pelvis / Q000166:cytology*; D008854:Microscopy, Electron; D051381:Rats; D014508:Urea / Q000378:metabolism
D014508:Urea