title: Selective inhibition of 4-S and 5-S RNA synthesis and nucleolar processing by the adenosine analogueformycin.
mesh_terms: D002466:Cell Nucleolus / Q000187:drug effects / Q000378:metabolism; D002499:Centrifugation, Density Gradient; D004591:Electrophoresis, Polyacrylamide Gel; D006367:HeLa Cells / Q000187:drug effects / Q000378:metabolism*; D007553:Isotope Labeling; D011720:Pyrazoles / Q000494:pharmacology; D011743:Pyrimidines / Q000494:pharmacology; D012313:RNA / Q000096:biosynthesis*; D012335:RNA, Ribosomal / Q000378:metabolism; D012263:Ribonucleosides / Q000494:pharmacology*; D012270:Ribosomes / Q000187:drug effects / Q000378:metabolism; D013997:Time Factors; D014316:Tritium
chemical_list: D011720:Pyrazoles; D011743:Pyrimidines; D012335:RNA, Ribosomal; D012263:Ribonucleosides; D014316:Tritium; D012313:RNA