title: Subdivision of the presecretory region of the rat incisor tooth.
mesh_terms: D000565:Ameloblasts / Q000648:ultrastructure; D000818:Animals; D003743:Dental Enamel / Q000648:ultrastructure*; D003804:Dentin / Q000648:ultrastructure*; D007180:Incisor / Q000648:ultrastructure*; D009804:Odontoblasts / Q000648:ultrastructure; D051381:Rats