Ribosomal RNA precursor synthesis in tobacco tissue culture.
D002247:Carbon Isotopes; D002499:Centrifugation, Density Gradient; D003609:Dactinomycin / Q000494:pharmacology; D004586:Electrophoresis; D007210:Indoleacetic Acids / Q000494:pharmacology; D008970:Molecular Weight; D010944:Plants / Q000187:drug effects / Q000378:metabolism*; D010947:Plants, Toxic; D012313:RNA / Q000096:biosynthesis*; D012270:Ribosomes / Q000378:metabolism*; D014026:Nicotiana / Q000187:drug effects / Q000378:metabolism; D014316:Tritium; D014529:Uridine / Q000378:metabolism
D002247:Carbon Isotopes; D007210:Indoleacetic Acids; D014316:Tritium; D003609:Dactinomycin; D012313:RNA; D014529:Uridine