title: Freeze-fracture observations on the rat Sertoli cell junction by metal contact freezing.
mesh_terms: D000818:Animals; D005614:Freeze Fracturing / Q000379:methods*; D007365:Intercellular Junctions / Q000648:ultrastructure*; D008297:Male; D008670:Metals; D008854:Microscopy, Electron; D051381:Rats; D012708:Sertoli Cells / Q000648:ultrastructure*
chemical_list: D008670:Metals