title: Unusual cell junctional complexes in canine mammary adenoacanthomas.
abstract: Unusual cell junctional complexes were described in spontaneously arising adenoacanthomas of canine mammary glands. These junctional complexes were a manifestation of bidirectional differentiation of tumor cell membranes.
mesh_terms: D000230:Adenocarcinoma / Q000473:pathology* / Q000662:veterinary; D000818:Animals; D002462:Cell Membrane / Q000648:ultrastructure; D003896:Desmosomes / Q000648:ultrastructure; D004285:Dogs; D005260:Female; D007365:Intercellular Junctions / Q000648:ultrastructure*; D008321:Mammary Glands, Animal / Q000648:ultrastructure*