title: A reexamination of the buoyant density of chicken ribosomal DNA.
mesh_terms: D000818:Animals; D002478:Cells, Cultured; D002499:Centrifugation, Density Gradient; D002642:Chick Embryo; D004247:DNA / Q000032:analysis*; D005347:Fibroblasts / Q000032:analysis; D009693:Nucleic Acid Hybridization; D012335:RNA, Ribosomal / Q000235:genetics*; D012270:Ribosomes / Q000032:analysis*; D014316:Tritium
chemical_list: D012335:RNA, Ribosomal; D014316:Tritium; D004247:DNA