title: Different frequency classes of sequences in heterogeneous nuclear RNA of normal promyelocytes and lymphoblasts and of leukemic blast cells of circulating blood and of the HL60 line.
mesh_terms: D001483:Base Sequence; D002460:Cell Line; D005786:Gene Expression Regulation; D006412:Hematopoietic Stem Cells / Q000648:ultrastructure*; D006801:Humans; D007700:Kinetics; D007938:Leukemia / Q000235:genetics*; D008214:Lymphocytes / Q000648:ultrastructure; D009693:Nucleic Acid Hybridization; D012332:RNA, Heterogeneous Nuclear
chemical_list: D012332:RNA, Heterogeneous Nuclear