title: Frequency of Ag-stained nucleolus organizer regions in the chromosomes of cattle.
abstract: Sequential Ag NOR/G-band studies were performed on the chromosomes of 33 Austrian Al bulls. The mean number of Ag-NORs per bull karyotype was 6.06. The distribution of Ag-NORs was found to be characteristic for each individual.
mesh_terms: D000818:Animals; D002417:Cattle / Q000235:genetics*; D008214:Lymphocytes / Q000648:ultrastructure; D008297:Male; D009697:Nucleolus Organizer Region; D012835:Silver Nitrate; D013194:Staining and Labeling
chemical_list: D012835:Silver Nitrate