title: A technique for chromosome analysis of small rodents without sacrificing the animal.
mesh_terms: D000818:Animals; D003411:Arvicolinae; D001202:Ascitic Fluid / Q000166:cytology; D007621:Karyotyping / Q000379:methods*; D008214:Lymphocytes / Q000276:immunology / Q000648:ultrastructure; D012377:Rodentia