title: [Ultrastructural study of endocytosis in principal cells of the castrated rat epididymis].
mesh_terms: D000818:Animals; D002369:Castration; D003911:Dextrans; D004705:Endocytosis; D004822:Epididymis / Q000648:ultrastructure*; D006735:Horseradish Peroxidase; D008297:Male; D051381:Rats; D011919:Rats, Inbred Strains
chemical_list: D003911:Dextrans; D006735:Horseradish Peroxidase