title: Tight junctions in an undifferentiated carcinoma originating in the parotid gland: a study with freeze-fracture.
mesh_terms: D002277:Carcinoma / Q000648:ultrastructure*; D002462:Cell Membrane; D005614:Freeze Fracturing; D006801:Humans; D007365:Intercellular Junctions / Q000648:ultrastructure*; D008297:Male; D008875:Middle Aged; D010307:Parotid Neoplasms / Q000648:ultrastructure*