title: Metabolically stable messenger-like 28 S RNA fraction in the nuclei of pigeon-bone marrow cells.
mesh_terms: D000818:Animals; D001853:Bone Marrow / Q000032:analysis* / Q000648:ultrastructure; D001854:Bone Marrow Cells; D002467:Cell Nucleus / Q000032:analysis*; D002499:Centrifugation, Density Gradient; D010856:Columbidae; D003593:Cytoplasm / Q000032:analysis; D004247:DNA / Q000032:analysis; D066298:In Vitro Techniques; D009693:Nucleic Acid Hybridization; D012333:RNA, Messenger / Q000032:analysis* / Q000378:metabolism; D012335:RNA, Ribosomal / Q000032:analysis / Q000378:metabolism
chemical_list: D012333:RNA, Messenger; D012335:RNA, Ribosomal; D004247:DNA